The process of mixing molecules of one liquid with another liquid is called_______
A)
Filtration
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B)
Diffusion
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C)
Decantation
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D)
All of these
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E)
None of these
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Which one of the following process is used for separating iron from the mixture of iron and sulphur?
A)
Crystallization
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B)
Distillation
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C)
Magnetic separation
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D)
Sublimation
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E)
None of these
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Consider the following statements: Statement 1: A pure substance is made up of only one kind of molecules. Statement 2: A pure substance is made up of various kinds of molecules. Which one of the following is correct about the above statements?
A)
Both statements are false
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B)
Both statements are true
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C)
Statement 1 is false and 2 is true
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D)
Statement 1 is true and 2 is false
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E)
None of these
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Which property of metal helps us to change metal into thin sheets by beating?
A)
Malleability
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B)
Expansion
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C)
Ductility
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D)
All of these
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E)
None of these
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Consider the following statements: Statement 1: Heat conduction is the property of a metal. Statement 2: Heat conduction is the property of nonmetal. Which one of the following is correct about the above statements?
A)
Statement 1 is true and 2 is false
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B)
Statement 1 is false and 2 is true
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C)
Both statements are true
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D)
Both statements are false
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E)
None of these
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Which one of the following instrument can be used for measuring pressure?
A)
Sundial
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B)
Barometer
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C)
Speedometer
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D)
Ammeter
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E)
None of these
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Calculate the resulting force and direction in which the door moves in the picture below.
A)
Resulting force of 40 N and door moves in the direction of A
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B)
Resulting force of 50 N and door moves in the direction of B
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C)
Resulting force of 100 N and door moves in the direction of A
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D)
Resulting force of 20 N and door moves in the direction of B
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E)
None of these
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Consider the following statements: Statement 1: The amount of potential energy possess by an object when placed at a height depends on the mass of the object. Statement 2: The amount of potential energy possess by an object when placed at a height depends on the height from the surface of the object. Which one of the following is correct about the above statements?
A)
Statement 1 is true and 2 is false
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B)
Statement 1 is false and 2 is true
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C)
Both statements are false
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D)
Both statements are true
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E)
None of these
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The band of seven colours is called:
A)
Spectrum
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B)
Dispersion
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C)
Ray of light
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D)
Reflection
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E)
None of these
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Which one among the following is a desirable change?
A)
Spoiling of food
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B)
Breaking of glass tumbler
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C)
Rusting of Iron
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D)
Change of milk into curd
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E)
None of these
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Which one among the following is a chemical change?
A)
Changing of water into ice
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B)
Peeling of fruits
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C)
Cutting of trees
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D)
Rusting of iron
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E)
All of these
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Which one of the following formulae is correct to calculate the distance of an object?
A)
Distance = speed / time
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B)
Distance = speed + time
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C)
Distance = speed \[\times \] time
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D)
All of these
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E)
None of these
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How much distance is travelled by a car in half hour, if the speed of the car is 40 km/h?
A)
20 km
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B)
10 km
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C)
30 km
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D)
40 km
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E)
None of these
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The conversion of water vapours into water is called:
A)
Evaporation
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B)
Condensation
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C)
Freezing
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D)
Sublimation
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E)
None of these
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A body moves along the path PQR. What is the distance travelled by the body?
A)
a
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B)
\[a-2\]
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C)
2a
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D)
\[a+2\]
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E)
None of these
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Identify the sand clock from the options given below.
A)
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B)
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C)
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D)
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E)
All of these
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Which one of the following products is made by the plant during the process of photosynthesis?
A)
\[C{{O}_{2}}\]
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B)
\[{{C}_{6}}{{H}_{12}}{{O}_{6}}\]
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C)
\[{{H}_{2}}O\]
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D)
Chlorophyll
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E)
None of these
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Match the following:
1. Nitrogen A. Leaf 2. Insects B. Heterotrophs 3. Chlorophyll C. Pitcher plant 4. Animals D. Bacteria
A)
1 - D, 2 - C, 3 - A, 4 - B
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B)
1 - C, 2 - D, 3 - A, 4 - B
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C)
1 - B, 2 - C, 3 - A, 4 - D
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D)
1 - A, 2 - C, 3 - D, 4 - B
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E)
None of these
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A plant has following characteristics: (1) Air sacs for flotation (2) Broad flat leaves (3) An increased number of stomata The above features are the characteristics of which one of the following types of plants?
A)
Xerophytes
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B)
Hydrophytes
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C)
Epiphytes
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D)
Mesophytes
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E)
All of these
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Which one of the following types of reaction takes place during the process of photosynthesis?
A)
Dark reaction
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B)
Light reaction
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C)
Catalytic reaction
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D)
Decomposition reaction
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E)
None of these
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In which one of the following parts of the digestive tract, digested food is absorbed by the blood vessels?
A)
Large intestine
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B)
Buccal cavity
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C)
Stomach
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D)
Small intestine
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E)
None of these
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Which one of the following parts in the digestive system of the grass eating animal transports the partially digested food back into the mouth for re chewing?
A)
Small intestine
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B)
Rumen
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C)
Large intestine
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D)
All of these
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E)
None of these
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Which one of the following is correct about the flow of food in the digestive tract?
A)
Buccal cavity\[\to \] Oesophagus\[\to \] Stomach\[\to \]Small intestine\[\to \]Largeintestine \[\to \]Anus
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B)
Oesophagus\[\to \]Stomach\[\to \]Small\[\to \]intestine\[\to \]Large intestine\[\to \]Anus\[\to \]Buccal cavity.
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C)
Oesophagus\[\to \]Anus\[\to \]Small\[\to \]intestine\[\to \]Large intestine Stomach\[\to \]Buccal cavity.
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D)
All of these
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E)
None of these
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How many bones are there in the body of small baby?
A)
206
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B)
250
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C)
300
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D)
306
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E)
None of these
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Which one of the following organ helps to send the message from one part of the body to another parts?
A)
Kidney
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B)
Lungs
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C)
Capillaries
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D)
Nervous system
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E)
None of these
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In which one of the following types of pulleys, the effort is less required?
A)
Fixed pulley
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B)
Movable pulley
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C)
Inclined pulley
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D)
All of these
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E)
None of these
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A type of animal hide themself in holes and burrows and sleep to get protected from extreme condition. This process is known as_
A)
Ecosystem
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B)
Hibernation
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C)
Polar
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D)
Adaptation
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E)
None of these
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Which one of the following is the group of omnivorous?
A)
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B)
done
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C)
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D)
All of these
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E)
None of these
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Presence of huge quantity of water vapor, methane, nitrous oxide and carbon dioxide in the atmosphere, which reflect back heat on to the earth surface, produces which one of the following?
A)
Reflection of light
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B)
Green house effect
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C)
Holes in the ozone layer
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D)
All of these
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E)
None of these
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Which one of the following is the primary effect of UV radiation caused due to depletion of ozone layer?
A)
Heart attack
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B)
Skin cancer
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C)
High fever
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D)
All of these
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E)
None of these
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Identify the secondary consumer from the options given below.
A)
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B)
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C)
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D)
All of these
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E)
None of these
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The process of taking out woolen yarn from the sheep is called______.
A)
Scouring
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B)
Shearing
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C)
Combing
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D)
Spinning
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E)
None of these
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Consider the following statements: Statement 1: An adult silk moth spins cocoons, from which silk is obtained. Statement 2: A caterpillar spins cocoons from which silk is obtained. Which one of the following is correct about the above statements?
A)
Statement 1 is true and 2 is false
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B)
Statement 1 is false and 2 is true
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C)
Both statements are false
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D)
Both statements are true
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E)
None of these
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The process for obtaining wool from sheep is given below. Fill the missing steps from the options given below.
A)
Shearing, sorting, dying
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B)
Tonsillitis, sneezing, choking
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C)
Dying, shearing, sorting
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D)
Sorting, dying, shearing
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E)
None of these
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Match the following:
Sr. no Stages Product 1. Lama (A) Silk fiber 2. Scouring (B) Food of silkworm 3. Cocoon (C) Wool yielding animals 4. Mulberry (D) Cleaning fleece of sheep
A)
1 - (C), 2 - (D), 3 - (A), 4 - (B)
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B)
1 - (B), 2 - (A), 3 - (D), 4 - (C)
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C)
1 - (A), 2 - (D), 3 - (C), 4 - (B)
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D)
1 - (C), 2 - (A), 3 - (D), 4 - (B)
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E)
None of these
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Air pollution causes the acid rain. Which one of the following causes the acid rain?
A)
\[S{{O}_{2}}\]
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B)
\[C{{O}_{2}}\]
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C)
\[CO\]
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D)
\[{{O}_{2}}\]
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E)
None of these
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The climate of a place is determined by the statistical observation of past weather data, recorded on day to day basis. Which one of the following is the climate of a place where in less rainfall is recorded throughout the year?
A)
Hot and wet
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B)
Hot and humid
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C)
Hot and dry
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D)
All of these
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E)
None of these
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Consider the following statements: Statement 1: Objects from the sky enter into the earth atmosphere and burns due to friction with air in the earth atmosphere. Statement 2: Objects from the sky enter into the earth atmosphere and burn due to the friction with the solar light. Which one of the following is correct about the above statements?
A)
Statement 1 is false and 2 is true
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B)
Statement 1 is true and 2 is false
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C)
Both statements are true
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D)
Both statements are false
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E)
None of these
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Identify the given picture of a constellation.
A)
Ursa Major
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B)
Ursa Major
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C)
Orion
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D)
Saptarishi
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E)
None of these
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Which one of the following is the largest planet in the solar system?
A)
Jupiter
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B)
Venus
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C)
Earth
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D)
Neptune
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E)
None of these
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