-
question_answer1)
Select the one used as a basis for grouping Objects
A)
shape of the objects done
clear
B)
materials of which they are made done
clear
C)
Both the above done
clear
D)
None of the above done
clear
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question_answer2)
Which of the following cannot be grouped in the same group as others on the basis of their shape?
A)
Football done
clear
B)
Cricket ball done
clear
C)
Glass marble done
clear
D)
Tripod stand done
clear
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question_answer3)
Which of the following does not belong to the same group as others?
A)
Orange done
clear
B)
Apple done
clear
C)
Glass done
clear
D)
None of these done
clear
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question_answer4)
Which of the following does not have lustre?
A)
Iron done
clear
B)
Wood done
clear
C)
Platinum done
clear
D)
Gold done
clear
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question_answer5)
Which of the following does not belong to the group of shiny materials?
A)
Paper done
clear
B)
Card-board done
clear
C)
Chalk done
clear
D)
All of these done
clear
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question_answer6)
Which of the following is a soft material?
A)
Iron done
clear
B)
Sponge done
clear
C)
Plastic done
clear
D)
None of these done
clear
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question_answer7)
Which of the following is not a solid substances?
A)
Wooden block done
clear
B)
Iron nail done
clear
C)
Glass tumbler done
clear
D)
Honey done
clear
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question_answer8)
Which of the following is insoluble in water?
A)
Sugar done
clear
B)
Salt done
clear
C)
Tea- leaves done
clear
D)
None of these done
clear
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question_answer9)
Which of the following substances dissolve in water?
A)
Vinegar done
clear
B)
Kerosene oil done
clear
C)
Petrol done
clear
D)
All of these done
clear
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question_answer10)
On the basis of transparency we can group objects in which of the following groups?
A)
Transparent substances done
clear
B)
Opaque substances done
clear
C)
Translucent substances done
clear
D)
All the above done
clear
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question_answer11)
Air is grouped as
A)
transparent done
clear
B)
translucent done
clear
C)
opaque done
clear
D)
None of the above done
clear
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question_answer12)
Which of the following is not a transparent substance?
A)
Wood done
clear
B)
Glass done
clear
C)
Water done
clear
D)
Air done
clear
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question_answer13)
A transparent substance is one that
A)
allows the light to pass through it done
clear
B)
does not allow the light to pass through it done
clear
C)
allows light partly to pass through it done
clear
D)
None of the above done
clear
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question_answer14)
Translucent materials are
A)
those through which objects can be seen clearly done
clear
B)
those through which objects can be seen, but not clearly done
clear
C)
those through which objects cannot be seen done
clear
D)
None of the above done
clear
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question_answer15)
Dividing materials in groups is done
A)
for convenience done
clear
B)
for easily observing any pattern in their properties done
clear
C)
for both the above done
clear
D)
neither for (a) nor for (b) done
clear
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question_answer16)
Which one of the following is classified as transparent substance?
A)
Stone done
clear
B)
Mirror done
clear
C)
Glass done
clear
D)
Card-board done
clear
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question_answer17)
Select the one that is not made up of the same materials as others
A)
Book done
clear
B)
Note books done
clear
C)
Table done
clear
D)
All are made of the same material done
clear
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question_answer18)
Which one of the following is different from others?
A)
Aluminium done
clear
B)
Iron done
clear
C)
Silver done
clear
D)
Sand done
clear
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question_answer19)
Which one of the following is different from others?
A)
Sugar done
clear
B)
Salt done
clear
C)
Sand done
clear
D)
Copper sulphate done
clear
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question_answer20)
Which of the following is a water soluble material?
A)
Sand done
clear
B)
Blue Vitriol done
clear
C)
Kerosene done
clear
D)
Saffron done
clear
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question_answer21)
Pliers used by electrician usually have plastic cover on the handle. Why?
A)
Plastic is a bad conductor of heat done
clear
B)
Plastic is water resistant done
clear
C)
Plastic is bad conductor of electricity done
clear
D)
All of these done
clear
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question_answer22)
Soluble substances are those
A)
that get completely dissolved in water at room temperature done
clear
B)
that flats on the surface of water done
clear
C)
that remains undisclosed in water done
clear
D)
None of these is correct done
clear
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question_answer23)
An opaque material is one
A)
through which you are not able to see done
clear
B)
through which you can see clearly done
clear
C)
through which you can see but not clearly done
clear
D)
None of these done
clear
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question_answer24)
Water is said to play an important role in the functioning of our body. Why?
A)
It is an elixir liquid for life done
clear
B)
It quenches our thirst done
clear
C)
It can dissolve a large number of substances done
clear
D)
Both (a) and (c) done
clear
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question_answer25)
We group the materials for our convenience and also for some other reasons. Materials are grouped together on the basis of
A)
similarities in their properties done
clear
B)
differences in their properties done
clear
C)
both on similarities and difference in their properties done
clear
D)
None of the above is correct done
clear
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question_answer26)
Which of the following is correct for the term' lustre'?
A)
Hardness done
clear
B)
Softness done
clear
C)
Dull appearance done
clear
D)
Shiny appearance done
clear
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question_answer27)
It is a material that floats on the surface of water and is opaque. It is used to make chair, table etc.
A)
Paper done
clear
B)
Wood done
clear
C)
Aluminium done
clear
D)
None of these done
clear
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question_answer28)
Which of the following is the characteristic of materials with lustre
A)
Their lustre can be seen when it is freshly cut done
clear
B)
Their lustre can be seen when it is rubbed with sand paper done
clear
C)
Both (a) and (b) done
clear
D)
None of the above done
clear
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question_answer29)
Which of the following help us to choose a material for making an object?
A)
Some properties of the material done
clear
B)
Purpose for which we want to use the object done
clear
C)
Both the properties of the material and the purpose for which the object is to be used done
clear
D)
None of these done
clear
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question_answer30)
Find the odd one out from the following.
A)
Chair done
clear
B)
Bed done
clear
C)
Table done
clear
D)
Cat done
clear
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question_answer31)
Find the odd one out from the following.
A)
Rose done
clear
B)
Jasmine done
clear
C)
Boat done
clear
D)
Marigold done
clear
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question_answer32)
Find the odd one out from the following.
A)
Aluminium done
clear
B)
Iron done
clear
C)
Copper done
clear
D)
Sand done
clear
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question_answer33)
Find the odd one out from the following.
A)
Sugar done
clear
B)
Salt done
clear
C)
Sand done
clear
D)
Milk done
clear
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question_answer34)
Find the odd one out from the following.
A)
Nail done
clear
B)
Utensils done
clear
C)
Magnet done
clear
D)
Glass beaker done
clear
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question_answer35)
Which of the following is good conductor of heat?
A)
Silver done
clear
B)
Paper done
clear
C)
Wood done
clear
D)
Plastic done
clear
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question_answer36)
The materials are grouped into various categories on the basis of:
A)
similarities and differences in their properties done
clear
B)
nature, size, shape and colour done
clear
C)
solubility, use, transparency and hardness done
clear
D)
All of these done
clear
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question_answer37)
Which of the following objects can be group altogether based on having rough surface?
A)
Apple, Glass done
clear
B)
Doormate, Sand paper done
clear
C)
Teddy bear, Doormate done
clear
D)
None of these done
clear
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question_answer38)
Identify the materials(s) miscible in water?
A)
Salt done
clear
B)
Sugar done
clear
C)
Vinegar done
clear
D)
All of these done
clear
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question_answer39)
Identify the material(s) which are soft?
A)
Cotton done
clear
B)
Wool done
clear
C)
Silk done
clear
D)
All of these done
clear
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question_answer40)
Which of the following is soluble in water?
A)
Glycerine done
clear
B)
Sand done
clear
C)
Iron filings done
clear
D)
Oil done
clear
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question_answer41)
The hardest substance is
A)
diamond done
clear
B)
graphite done
clear
C)
chalk done
clear
D)
sulphur done
clear
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question_answer42)
Select odd from the following
A)
Tawa done
clear
B)
Eraser done
clear
C)
Pressure cooker done
clear
D)
Fry pan done
clear
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question_answer43)
Newspaper, a book, a copy, a diary are made up of______.
A)
paper done
clear
B)
wood done
clear
C)
glass done
clear
D)
cotton done
clear
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question_answer44)
A substance that do not allow the light to pass through them are called
A)
transparent done
clear
B)
opaque done
clear
C)
translucent done
clear
D)
None of these done
clear
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question_answer45)
Find odd one out.
A)
Iron done
clear
B)
Copper done
clear
C)
Silver done
clear
D)
Ice done
clear
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question_answer46)
Which of the following is a good conductor of heat?
A)
Glass done
clear
B)
Wood done
clear
C)
Copper done
clear
D)
Paper done
clear
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question_answer47)
Which one of the following has hard surface?
A)
Pillow done
clear
B)
Blanket done
clear
C)
Stone done
clear
D)
Cushion done
clear
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question_answer48)
Select the object (s) from the following options which has shine.
A)
Plastic toy done
clear
B)
Steel spoon done
clear
C)
Wooden spoon done
clear
D)
Both (b) and (c) done
clear
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question_answer49)
Which of the following object will sink in water?
A)
Rose petals done
clear
B)
Brick done
clear
C)
Sawdust done
clear
D)
All of these done
clear
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question_answer50)
Steel spoons used for cooking becomes hot easily. They are often given handle of
A)
Iron done
clear
B)
Copper done
clear
C)
Wood done
clear
D)
Aluminium done
clear
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question_answer51)
Sand and pebbles are grouped differently because
A)
Sand is opaque and pebbles are translucent done
clear
B)
Sand is smooth and pebbles are rough done
clear
C)
Sand is rough and pebbles are smooth done
clear
D)
Sand floats and pebbles sink in water done
clear
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question_answer52)
DIRECTION: Match Column-I with Column-II and select the correct answer using the code given below the columns.
Column - I (Objects) | Column - II (Materials) |
A. Shoes | (p) Paper |
B. Chair | (q) Glass |
C. Tumbler | (r) Wood |
D. Book | (s) Leather |
A)
\[A\to (r);B\to (q);C\to (s);D\to (p)\] done
clear
B)
\[A\to (s);B\to (r);C\to (q);D\to (p)\] done
clear
C)
\[A\to (r);B\to (q);C\to (p);D\to (s)\] done
clear
D)
\[A\to (p);B\to (q);C\to (r);D\to (s)\] done
clear
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question_answer53)
DIRECTION: Match Column-I with Column-II and select the correct answer using the code given below the columns.
Column-I (Objects) | Column-II (Property) |
A. Coconut oil | (p) Float on surface of water |
B. Vinegar | (q) Sink in water |
C. Dry leaves | (r) Miscible in water |
D. Glass marbles | (s) Immiscible in water |
A)
\[A\to (s);B\to (r);C\to (p);D\to (q)\] done
clear
B)
\[A\to (r);B\to (q);C\to (s);D\to (p)\] done
clear
C)
\[A\to (q);B\to (r);C\to (p);D\to (s)\] done
clear
D)
\[A\to (p);B\to (q);C\to (r);D\to (s)\] done
clear
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question_answer54)
DIRECTIONS: Read the passage (s) given below and answer the questions that follow. Passage - 1 If we look around ourselves we find that objects around us are made of different materials. Some objects are made of a single materials. An object sometimes is made of many materials. We also find that sometimes the same material is used to make many different objects. Utensil are made up of
A)
metal only done
clear
B)
plastic only done
clear
C)
glass only done
clear
D)
either metal, plastic or glass done
clear
View Solution play_arrow
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question_answer55)
DIRECTIONS: Read the passage (s) given below and answer the questions that follow. Passage - 1 If we look around ourselves we find that objects around us are made of different materials. Some objects are made of a single materials. An object sometimes is made of many materials. We also find that sometimes the same material is used to make many different objects. Wood is the material that is used to make
A)
chair done
clear
B)
table done
clear
C)
bullock cart done
clear
D)
All of these done
clear
View Solution play_arrow
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question_answer56)
DIRECTIONS: Read the passage (s) given below and answer the questions that follow. Passage - 1 If we look around ourselves we find that objects around us are made of different materials. Some objects are made of a single materials. An object sometimes is made of many materials. We also find that sometimes the same material is used to make many different objects. Which of the following materials is used to make handle of utensil?
A)
Metal done
clear
B)
Plastic done
clear
C)
Glass done
clear
D)
All of these done
clear
View Solution play_arrow
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question_answer57)
DIRECTIONS: Read the passage (s) given below and answer the questions that follow. Passage - 2 We know that materials differ in some of their properties and they may also be similar in some of their properties. Materials can be grouped on the basis of similarities or differences in their properties. Why we group materials in everyday life?
A)
We consider it essential done
clear
B)
We group them for our convenience done
clear
C)
We group them as it is interesting done
clear
D)
None of the above is correct done
clear
View Solution play_arrow
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question_answer58)
DIRECTIONS: Read the passage (s) given below and answer the questions that follow. Passage - 2 We know that materials differ in some of their properties and they may also be similar in some of their properties. Materials can be grouped on the basis of similarities or differences in their properties. Which of the following materials can be placed into same group?
A)
Books, shirt, table, newspaper done
clear
B)
Books, note books, newspaper, calendar done
clear
C)
Shirt, shoes, handkerchief, plate done
clear
D)
All of these done
clear
View Solution play_arrow
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question_answer59)
DIRECTIONS: Read the passage (s) given below and answer the questions that follow. Passage - 2 We know that materials differ in some of their properties and they may also be similar in some of their properties. Materials can be grouped on the basis of similarities or differences in their properties. Which of the following items, can be grouped as edible?
A)
Refined oils done
clear
B)
Kerosene oil done
clear
C)
Beauty soaps done
clear
D)
None of these done
clear
View Solution play_arrow
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question_answer60)
DIRECTIONS: Read the passage (s) given below and answer the questions that follow. Passage - 3 A list of objects is given as following: On the basis of this list of objects answer the following questions. A chair, a bullock cart, a cycle, a shirt, a rubber ball, a football, a glass marble, an apple, and orange. The number of round objects in the list are
A)
2 done
clear
B)
3 done
clear
C)
5 done
clear
D)
7 done
clear
View Solution play_arrow
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question_answer61)
DIRECTIONS: Read the passage (s) given below and answer the questions that follow. Passage - 3 A list of objects is given as following: On the basis of this list of objects answer the following questions. A chair, a bullock cart, a cycle, a shirt, a rubber ball, a football, a glass marble, an apple, and orange. The number of articles made of wood are
A)
1 done
clear
B)
2 done
clear
C)
3 done
clear
D)
5 done
clear
View Solution play_arrow
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question_answer62)
DIRECTIONS: Read the passage (s) given below and answer the questions that follow. Passage - 3 A list of objects is given as following: On the basis of this list of objects answer the following questions. A chair, a bullock cart, a cycle, a shirt, a rubber ball, a football, a glass marble, an apple, and orange. The number of eatable articles are
A)
1 done
clear
B)
2 done
clear
C)
3 done
clear
D)
4 done
clear
View Solution play_arrow
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question_answer63)
DIRECTIONS: Read the passage (s) given below and answer the questions that follow. Passage - 4 Manish has a box in which he has following objects plastic bottle, tin cans, iron nails, paper boats, dry saves, teddy bear, aluminium cans, cushion, pillow. Manish wants to group these things on the basis of their properties. Help him in grouping these things by answering these questions. Name of things that can be grouped on the basis of their magnetic property are:
A)
Tin cans, iron nails done
clear
B)
Tin cans, iron nails, Aluminium can done
clear
C)
Aluminium cans, iron nails, plastic bottle done
clear
D)
Aluminium cans, iron nails. done
clear
View Solution play_arrow
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question_answer64)
DIRECTIONS: Read the passage (s) given below and answer the questions that follow. Passage - 4 Manish has a box in which he has following objects plastic bottle, tin cans, iron nails, paper boats, dry saves, teddy bear, aluminium cans, cushion, pillow. Manish wants to group these things on the basis of their properties. Help him in grouping these things by answering these questions. Name of the things that can be grouped on the basis of softness are:
A)
Teddy bear, plastic bottle, pillow, cushion done
clear
B)
Pillow, paper boat, dry leaves, teddy bear done
clear
C)
Dry leaves, plastic bottle, cushion, teddy bear done
clear
D)
Teddy bear, pillow, cushion done
clear
View Solution play_arrow
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question_answer65)
DIRECTIONS: Read the passage (s) given below and answer the questions that follow. Passage - 4 Manish has a box in which he has following objects plastic bottle, tin cans, iron nails, paper boats, dry saves, teddy bear, aluminium cans, cushion, pillow. Manish wants to group these things on the basis of their properties. Help him in grouping these things by answering these questions. Plastic bottle, paper boat and dry leaves are grouped together due to _______.
A)
Hardness done
clear
B)
Solubility done
clear
C)
Floatation done
clear
D)
Conduction of heat done
clear
View Solution play_arrow
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question_answer66)
DIRECTIONS: The questions in this segment consists of two statements, one labelled as "Assertion A" and the other labelled as "Reason R ". You are to examine these two statements carefully and decide if the Assertion A and Reason R are individually true and if so, whether the reason is a correct explanation of the assertion. Select your answers to these items using codes given below. Assertion A: If we add some ammonium chloride (a solid) to a glass of water and stir it for some time, we find that solid disappears. Reason R: Ammonium chloride is soluble in water.
A)
Both A and R are true and R is the correct explanation of A. done
clear
B)
Both A and R are true but R is not the correct explanation of A. done
clear
C)
A is true but R is false. done
clear
D)
A is false but R is true. done
clear
View Solution play_arrow
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question_answer67)
DIRECTIONS: The questions in this segment consists of two statements, one labelled as "Assertion A" and the other labelled as "Reason R ". You are to examine these two statements carefully and decide if the Assertion A and Reason R are individually true and if so, whether the reason is a correct explanation of the assertion. Select your answers to these items using codes given below. Assertion A: The materials which can be compressed or scratched easily are called soft. Reason R: Iron is a hard material.
A)
Both A and R are true and R is the correct explanation of A. done
clear
B)
Both A and R are true but R is not the correct explanation of A. done
clear
C)
A is true but R is false. done
clear
D)
A is false but R is true. done
clear
View Solution play_arrow
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question_answer68)
DIRECTIONS: The questions in this segment consists of two statements, one labelled as "Assertion A" and the other labelled as "Reason R ". You are to examine these two statements carefully and decide if the Assertion A and Reason R are individually true and if so, whether the reason is a correct explanation of the assertion. Select your answers to these items using codes given below. Assertion A: Wood is a good conductor of heat. Reason R: Substances which do not allow heat to pass through them are called poor conductors of heat.
A)
Both A and R are true and R is the correct explanation of A. done
clear
B)
Both A and R are true but R is not the correct explanation of A. done
clear
C)
A is true but R is false. done
clear
D)
A is false but R is true. done
clear
View Solution play_arrow
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question_answer69)
DIRECTIONS: Read the following two statements carefully and choose the correct options. (i) Glass, water and air are all transparent materials. (ii) Saw dust is soluble in water.
A)
Statement (i) is correct while statement (ii) is incorrect. done
clear
B)
Statement (i) is incorrect while statement (ii) is correct. done
clear
C)
Both option are correct done
clear
D)
Both option are incorrect. done
clear
View Solution play_arrow
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question_answer70)
DIRECTIONS: Read the following two statements carefully and choose the correct options. (i) Vinegar forms a separate layer when mixed with water. (ii) Chalk that we use to write en black board dissolves in water and is soluble substance.
A)
Statement (i) is correct while statement (ii) is incorrect. done
clear
B)
Statement (i) is incorrect while statement (ii) is correct. done
clear
C)
Both option are correct done
clear
D)
Both option are incorrect. done
clear
View Solution play_arrow
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question_answer71)
What material should be used to make the bottle opener?
A)
Rubber done
clear
B)
Metal done
clear
C)
Fabric done
clear
D)
All of these done
clear
View Solution play_arrow
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question_answer72)
The beakers shown contain equal amounts of water and another material. Which list shows the solubility of the different materials in the beakers, from most to least soluble?
A)
Salt, Sand, Chalk powder done
clear
B)
Salt, Chalk powder, Sand done
clear
C)
Sand, Salt, Chalk powder done
clear
D)
Chalk powder, Salt, Sand done
clear
View Solution play_arrow
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question_answer73)
Which of the following acts as a translucent medium?
A)
water done
clear
B)
alcohol done
clear
C)
muddy water done
clear
D)
All of these done
clear
View Solution play_arrow
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question_answer74)
Read the following statements and choose the incorrect statements.
A)
A paper weight is hard. It therefore sinks in water. done
clear
B)
Cotton is soft. It can be compressed easily. done
clear
C)
Butter paper in transparent. Things can be clearly seen through it. done
clear
D)
All are correct. done
clear
View Solution play_arrow
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question_answer75)
Choose odd from the following.
A)
Clear water done
clear
B)
Window pane done
clear
C)
Newspaper done
clear
D)
Glass container done
clear
View Solution play_arrow
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question_answer76)
Which pair of substance float in water?
A)
Pin, oil drops done
clear
B)
Coin, rubber band done
clear
C)
Plastic ball, feather done
clear
D)
Iron nail, cotton thread done
clear
View Solution play_arrow
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question_answer77)
Which type of material is used to make wind screen of a car?
A)
Transparent done
clear
B)
Translucent done
clear
C)
Opaque done
clear
D)
All of these done
clear
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question_answer78)
Which of the following is an example of solubility of gas in water?
A)
Oxygen in air done
clear
B)
Oxygen in ocean done
clear
C)
Cold drink done
clear
D)
Both (b) and (c) done
clear
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question_answer79)
What is the application of carbon dioxide dissolved in water?
A)
Important for photosynthesis of aquatic plants. done
clear
B)
Important for aquatic animals. done
clear
C)
Not important as it causes global warming done
clear
D)
Important for growth of fishes. done
clear
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question_answer80)
Washing powder on stirring disappear in water this is due to
A)
Solubility done
clear
B)
Transparency done
clear
C)
Conduction done
clear
D)
Magnetic property done
clear
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question_answer81)
Handles of utensils that are made up of metals become hot on cooking. This is due to
A)
Transparency done
clear
B)
Conduction done
clear
C)
Hardness done
clear
D)
Rough surface done
clear
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question_answer82)
Mahesh and Rohan got a chance to visit a ship but Mahesh was afraid to go on ship. He said that ship being heavier in weight will sink in the water but Rohan said it will float on water with whom do you agree and why?
A)
Mahesh as ship is heavy in weight. done
clear
B)
Rohan as ship is light in weight. done
clear
C)
Rohan, because ship floats because of its shape done
clear
D)
Mahesh as ship can't bear weight of the people on it. done
clear
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question_answer83)
Which of the following is insoluble in water?
A)
Toothpaste done
clear
B)
Washing powder done
clear
C)
Chalk powder done
clear
D)
Baking powder done
clear
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question_answer84)
Rubber is used in making Wellington boots because it
A)
is water proof done
clear
B)
is opaque done
clear
C)
floats done
clear
D)
is soft done
clear
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question_answer85)
Can we look through the oil spread paper towards the light bulb?
A)
Yes, oil spread paper becomes transparent done
clear
B)
No, oil spread paper is opaque done
clear
C)
Yes but not clearly as, oil spread paper becomes translucent done
clear
D)
Yes, because oil spread paper has hole in it. done
clear
View Solution play_arrow
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question_answer86)
Complete the following analogy by choosing the correct option Lustre: gold : jewellery: ______: metals :utensils
A)
magnetic done
clear
B)
conduction of heat done
clear
C)
opaque done
clear
D)
rough done
clear
View Solution play_arrow
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question_answer87)
DIRECTION: Match Column-I with Column-II and select the correct answer using the code given below the columns.
Column-I | Column-II |
A. Aluminum | (p) Transparent |
B. Sand | (q) Translucent |
C. Glass | (r) Dull appearance |
D. Oiled paper | (s) Shiny appearance |
A)
\[A\to (p);B\to (q);C\to (r);D\to (s)\] done
clear
B)
\[A\to (q);B\to (r);C\to (s);D\to (p)\] done
clear
C)
\[A\to (r);B\to (q);C\to (s);D\to (p)\] done
clear
D)
\[A\to (s);B\to (r);C\to (p);D\to (q)\] done
clear
View Solution play_arrow
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question_answer88)
DIRECTION: Match Column-I with Column-II and select the correct answer using the code given below the columns.
Column-I | Column-II |
A. Tran parent | (p) Butter paper |
B. Opaque | (q) Window glass |
C. Translucent | (r) Copper |
D. Lustre | (s) Wood |
A)
\[A\to (s);B\to (p);C\to (r);D\to (q)\] done
clear
B)
\[A\to (r);B\to (s);C\to (q);D\to (p)\] done
clear
C)
\[A\to (q);B\to (p);C\to (s);D\to (r)\] done
clear
D)
\[A\to (q);B\to (s);C\to (p);D\to (r)\] done
clear
View Solution play_arrow
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question_answer89)
A)
\[A\to (q);B\to (p);C\to (r);D\to (s);\] done
clear
B)
\[A\to (p);B\to (s);C\to (r);D\to (q);\] done
clear
C)
\[A\to (s);B\to (p);C\to (q);D\to (r);\] done
clear
D)
\[A\to (s);B\to (q);C\to (p);D\to (r);\] done
clear
View Solution play_arrow
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question_answer90)
DIRECTIONS: Read the passage(s) given below and answer the questions that follow. Passage - 1 Materials usually look different from each other. Wood looks very different from iron. Iron appears different from copper or aluminium. At the same time there may be some similarities between iron, copper and aluminium that are not their in wood. In which property do iron, copper and aluminum differ from wood?
A)
appearance done
clear
B)
solubility in water done
clear
C)
hardness done
clear
D)
None of these done
clear
View Solution play_arrow
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question_answer91)
DIRECTIONS: Read the passage(s) given below and answer the questions that follow. Passage - 1 Materials usually look different from each other. Wood looks very different from iron. Iron appears different from copper or aluminium. At the same time there may be some similarities between iron, copper and aluminium that are not their in wood. Which one of the following will float over Surface of water?
A)
Copper wire done
clear
B)
Sawdust done
clear
C)
Chalk piece done
clear
D)
None of these done
clear
View Solution play_arrow
-
question_answer92)
DIRECTIONS: Read the passage(s) given below and answer the questions that follow. Passage - 1 Materials usually look different from each other. Wood looks very different from iron. Iron appears different from copper or aluminium. At the same time there may be some similarities between iron, copper and aluminium that are not their in wood. An iron smith, look out for freshly cut surfaces of metal rods to see if they have lustre. What other process can be used to see if a material has lustre or not?
A)
Heat the material done
clear
B)
Wash the material with water done
clear
C)
Rub the surface of material with sand paper done
clear
D)
Allow the material to remain exposed to air for some time. done
clear
View Solution play_arrow
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question_answer93)
DIRECTIONS: Read the passage(s) given below and answer the questions that follow. Passage - 2 We have two beakers A and B. Beaker A contains some sugar dissolved in water whereas beaker B contains some salt dissolved in water. What is the total number of components present in the two beakers?
A)
1 done
clear
B)
2 done
clear
C)
3 done
clear
D)
4 done
clear
View Solution play_arrow
-
question_answer94)
DIRECTIONS: Read the passage(s) given below and answer the questions that follow. Passage - 2 We have two beakers A and B. Beaker A contains some sugar dissolved in water whereas beaker B contains some salt dissolved in water. What is the total number of components that is common to the contents of both the beakers?
A)
1 done
clear
B)
2 done
clear
C)
3 done
clear
D)
4 done
clear
View Solution play_arrow
-
question_answer95)
DIRECTIONS: Read the passage(s) given below and answer the questions that follow. Passage - 2 We have two beakers A and B. Beaker A contains some sugar dissolved in water whereas beaker B contains some salt dissolved in water. What is the total number of components in each beaker?
A)
1 done
clear
B)
2 done
clear
C)
3 done
clear
D)
4 done
clear
View Solution play_arrow
-
question_answer96)
DIRECTIONS: Read the passage(s) given below and answer the questions that follow. Passage - 3 Study the Venn diagram given below that represents the characteristics that materials may have. On the basis of the diagram answer the following questions.
Which of the following substance represent (I)?
A)
Wood done
clear
B)
Mirror done
clear
C)
Window glass done
clear
D)
Plastic done
clear
View Solution play_arrow
-
question_answer97)
DIRECTIONS: Read the passage(s) given below and answer the questions that follow. Passage - 3 Study the Venn diagram given below that represents the characteristics that materials may have. On the basis of the diagram answer the following questions.
Which of the following substance represents (n)?
A)
A butter paper done
clear
B)
A plastic bag done
clear
C)
A paper bag done
clear
D)
A flower vase done
clear
View Solution play_arrow
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question_answer98)
DIRECTIONS: Read the passage(s) given below and answer the questions that follow. Passage - 3 Study the Venn diagram given below that represents the characteristics that materials may have. On the basis of the diagram answer the following questions.
Which of the following substance represents (III)?
A)
Windscreen of a car done
clear
B)
Cellophane paper done
clear
C)
Wooden door done
clear
D)
Salt solution done
clear
View Solution play_arrow
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question_answer99)
DIRECTIONS: Read the passage(s) given below and answer the questions that follow. Passage - 4 On the basis of given information answer the questions given below: Notebook, glass, pencil, cement, gravel, wooden bowl, brick, ink, silver bracelet, gold coin. Number of things made up of paper are ____.
A)
1 done
clear
B)
4 done
clear
C)
3 done
clear
D)
2 done
clear
View Solution play_arrow
-
question_answer100)
DIRECTIONS: Read the passage(s) given below and answer the questions that follow. Passage - 4 On the basis of given information answer the questions given below: Notebook, glass, pencil, cement, gravel, wooden bowl, brick, ink, silver bracelet, gold coin. Number of things that are lustrous_______
A)
3 done
clear
B)
2 done
clear
C)
1 done
clear
D)
None of these done
clear
View Solution play_arrow
-
question_answer101)
DIRECTIONS: Read the passage(s) given below and answer the questions that follow. Passage - 4 On the basis of given information answer the questions given below: Notebook, glass, pencil, cement, gravel, wooden bowl, brick, ink, silver bracelet, gold coin. Number of things that are used in construction ___________.
A)
4 done
clear
B)
2 done
clear
C)
3 done
clear
D)
1 done
clear
View Solution play_arrow
-
question_answer102)
DIRECTIONS: Read the passage(s) given below and answer the questions that follow. Passage - 5 Look at the following Venn diagram and answer the questions.
Which of the following represent 'A'?
A)
Plastic handle of a fry pan done
clear
B)
Wooden spoon done
clear
C)
Steel spoon done
clear
D)
Glass done
clear
View Solution play_arrow
-
question_answer103)
DIRECTIONS: Read the passage(s) given below and answer the questions that follow. Passage - 5 Look at the following Venn diagram and answer the questions.
Which of the following represent 'C'?
A)
Rusted iron nail done
clear
B)
Plastic flower vase done
clear
C)
Bark of tree done
clear
D)
Steel fry pan done
clear
View Solution play_arrow
-
question_answer104)
DIRECTIONS: Read the passage(s) given below and answer the questions that follow. Passage - 5 Look at the following Venn diagram and answer the questions.
Which of the following represent 'B'?
A)
Wooden bowl done
clear
B)
Gold jewellery done
clear
C)
Silver anklet done
clear
D)
Both (b) and (c) done
clear
View Solution play_arrow
-
question_answer105)
DIRECTIONS: The questions in this segment consists of two statements, one labelled as "Assertion A" and the other labelled as "Reason R". You are to examine these two statements carefully and decide if the Assertion A and Reason R are individually true and if so, whether the reason is a correct explanation of the assertion. Select your answers to these items using codes given below. Assertion A: Some plastics are transparent in nature Reason R: We can see clearly through some plastic containers.
A)
Both A and R are true and R is the correct explanation of A. done
clear
B)
Both A and R are true but R is not the correct explanation of A. done
clear
C)
A is true but R is false. done
clear
D)
A is false but R is true. done
clear
View Solution play_arrow
-
question_answer106)
DIRECTIONS: The questions in this segment consists of two statements, one labelled as "Assertion A" and the other labelled as "Reason R". You are to examine these two statements carefully and decide if the Assertion A and Reason R are individually true and if so, whether the reason is a correct explanation of the assertion. Select your answers to these items using codes given below. Assertion A: It would not be wise to use plastic materials for cooking vessels. Reason R: We choose materials to make an object depending on its properties, and the purpose for which object is to be used.
A)
Both A and R are true and R is the correct explanation of A. done
clear
B)
Both A and R are true but R is not the correct explanation of A. done
clear
C)
A is true but R is false. done
clear
D)
A is false but R is true. done
clear
View Solution play_arrow
-
question_answer107)
DIRECTIONS: The questions in this segment consists of two statements, one labelled as "Assertion A" and the other labelled as "Reason R". You are to examine these two statements carefully and decide if the Assertion A and Reason R are individually true and if so, whether the reason is a correct explanation of the assertion. Select your answers to these items using codes given below. Assertion A: Shopkeepers usually keep biscuits, sweets etc in transparent containers of glass or plastic. Reason R: Buyers could see through the transparent materials.
A)
Both A and R are true and R is the correct explanation of A. done
clear
B)
Both A and R are true but R is not the correct explanation of A. done
clear
C)
A is true but R is false. done
clear
D)
A is false but R is true. done
clear
View Solution play_arrow
-
question_answer108)
DIRECTIONS: The questions in this segment consists of two statements, one labelled as "Assertion A" and the other labelled as "Reason R". You are to examine these two statements carefully and decide if the Assertion A and Reason R are individually true and if so, whether the reason is a correct explanation of the assertion. Select your answers to these items using codes given below. Assertion A: Wood, plastic and paper are poor conductor of heat. Reason R: Poor conductors are also called insulators.
A)
Both A and R are true and R is the correct explanation of A. done
clear
B)
Both A and R are true but R is not the correct explanation of A. done
clear
C)
A is true but R is false. done
clear
D)
A is false but R is true. done
clear
View Solution play_arrow
-
question_answer109)
DIRECTIONS: The questions in this segment consists of two statements, one labelled as "Assertion A" and the other labelled as "Reason R". You are to examine these two statements carefully and decide if the Assertion A and Reason R are individually true and if so, whether the reason is a correct explanation of the assertion. Select your answers to these items using codes given below. Assertion A: Rain coats are made up of plastic like material. Reason R: Plastic is waterproof
A)
Both A and R are true and R is the correct explanation of A. done
clear
B)
Both A and R are true but R is not the correct explanation of A. done
clear
C)
A is true but R is false. done
clear
D)
A is false but R is true. done
clear
View Solution play_arrow
-
question_answer110)
DIRECTIONS: The questions in this segment consists of two statements, one labelled as "Assertion A" and the other labelled as "Reason R". You are to examine these two statements carefully and decide if the Assertion A and Reason R are individually true and if so, whether the reason is a correct explanation of the assertion. Select your answers to these items using codes given below. Assertion A: Cotton is used in stuffing of soft toys Reason R: Cotton floats in water
A)
Both A and R are true and R is the correct explanation of A. done
clear
B)
Both A and R are true but R is not the correct explanation of A. done
clear
C)
A is true but R is false. done
clear
D)
A is false but R is true. done
clear
View Solution play_arrow
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question_answer111)
DIRECTIONS: Read the following three statements carefully and choose the correct option. (i) When we see through oiled paper we can see clearly everything on the other side of paper. (ii) A note book has lustre. (iii) Apiece of wood floats on water.
A)
Statement (i) and (iii) are incorrect while statement (ii) is correct. done
clear
B)
Statement (i) and (ii) are incorrect while (iii) incorrect. done
clear
C)
All the statements are correct. done
clear
D)
All the statements are incorrect. done
clear
View Solution play_arrow
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question_answer112)
DIRECTIONS: Read the following three statements carefully and choose the correct option. (i) Iron is a non-magnetic material. (ii) Petrol, and coconut oil are water soluble materials. (iii) A dry leaf floats on water.
A)
Statement (i) and (iii) are incorrect while statement (ii) is correct. done
clear
B)
Statement (i) and (ii) are incorrect while (iii) incorrect. done
clear
C)
All the statements are correct. done
clear
D)
All the statements are incorrect. done
clear
View Solution play_arrow
-
question_answer113)
DIRECTIONS: Read the following three statements carefully and choose the correct option. (i) Sugar does not dissolve in water. (ii) Oil and saw dust sinks in water. (iii) Oil and wax are miscible with water.
A)
Statement (i) and (iii) are incorrect while statement (ii) is correct. done
clear
B)
Statement (i) and (ii) are incorrect while (iii) incorrect. done
clear
C)
All the statements are correct. done
clear
D)
All the statements are incorrect. done
clear
View Solution play_arrow
-
question_answer114)
DIRECTIONS: Read the following three statements carefully and choose the correct option. (i) Sand and sugar floats on water. (ii) Properties of plastics are different from metals. (iii) Metals are non-lustrous materials.
A)
Statement (i) and (iii) are incorrect while statement (ii) is correct. done
clear
B)
Statement (i) and (ii) are incorrect while (iii) incorrect. done
clear
C)
All the statements are correct. done
clear
D)
All the statements are incorrect. done
clear
View Solution play_arrow
-
question_answer115)
DIRECTIONS: Read the following three statements carefully and choose the correct option. (i) Sponge is compressible substance. (ii) Vinegar and alcohol dissolves in water. (iii) Wood and coal are hard materials.
A)
Statement (i) and (iii) are incorrect while statement (ii) is correct. done
clear
B)
Statement (i) and (ii) are incorrect while (iii) incorrect. done
clear
C)
All the statements are correct. done
clear
D)
All the statements are incorrect. done
clear
View Solution play_arrow
-
question_answer116)
DIRECTIONS: Read the following three statements carefully and choose the correct option. (i) Wood and plastic are heat conductors. (ii) Air is transparent. (iii) Sulphur and graphite does not dissolve in water.
A)
Statement (i) and (iii) are incorrect while statement (ii) is correct. done
clear
B)
Statement (i) and (ii) are incorrect while (iii) incorrect. done
clear
C)
All the statements are correct. done
clear
D)
All the statements are incorrect. done
clear
View Solution play_arrow
-
question_answer117)
DIRECTIONS: Read the following three statements carefully and choose the correct option. (i) A notebook has lustre while eraser does not. (ii) Chalk dissolves in water. (iii) Vinegar do not dissolves in water.
A)
Statement (i) and (iii) are incorrect while statement (ii) is correct. done
clear
B)
Statement (i) and (ii) are incorrect while (iii) incorrect. done
clear
C)
All the statements are correct. done
clear
D)
All the statements are incorrect. done
clear
View Solution play_arrow
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question_answer118)
In which container would you find some solid at the bottom of container even after stirring the mixture?
A)
(i) done
clear
B)
(ii) done
clear
C)
(iii) done
clear
D)
(iv) done
clear
View Solution play_arrow
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question_answer119)
In which container you would find something floating on the surface of water?
A)
(i) done
clear
B)
(ii) done
clear
C)
(iii) done
clear
D)
(iv) done
clear
View Solution play_arrow
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question_answer120)
The soluble substance is present in container(s)
A)
only done
clear
B)
(ii) only done
clear
C)
and (ii) done
clear
D)
(i),(ii) and (iii) done
clear
View Solution play_arrow
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question_answer121)
Object 'A' is made up of which of the following materials?
A)
Wood done
clear
B)
Rubber done
clear
C)
Metal done
clear
D)
Paper done
clear
View Solution play_arrow
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question_answer122)
Object 'B' is made up of which of the following material?
A)
Plastic done
clear
B)
Rubber done
clear
C)
Metal done
clear
D)
both (a) and (c) done
clear
View Solution play_arrow
-
question_answer123)
Object 'C' is made up of which of the following material?
A)
Paper done
clear
B)
Wood done
clear
C)
Metal done
clear
D)
Rubber done
clear
View Solution play_arrow