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Find the odd one out from the following.
A)
Carrot
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B)
Radish
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C)
Onion
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D)
Sweet potato
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E)
None of these
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Which one of the following statements is incorrect?
A)
All mango trees are producers
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B)
All tigers are carnivores
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C)
All vultures are scavengers
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D)
All ants are herbivores
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E)
None of these
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Which one of the following is not a material?
A)
Air
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B)
Water
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C)
Insects
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D)
Plants
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E)
None of these
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Who of the following is correct? |
Raj: Scurvy is a deficiency disease. |
Raman: The deficiency of vitamin A causes scurvy. |
Rajesh: The disease scurvy causes bleeding from gums. |
A)
Raj and Raman
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B)
Raman and Rajesh
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C)
Raj and Rajesh
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D)
All of them
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E)
None of these
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Which one of the following is not a property of jute fibres?
A)
Biodegradability
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B)
Durability
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C)
Smoothness
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D)
Strength
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E)
None of these
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Which of the following food items contains vitamin A?
A)
Milk
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B)
Carrot
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C)
Eggs
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D)
All of these
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E)
None of these
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Look at the objects listed below and choose the correct statement from the given options. Worm, lion, salt, water, sugar, oxygen, book, table
A)
Half of the objects listed above are living
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B)
One-fourth of the objects listed above are soluble in water
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C)
All the objects listed above are opaque
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D)
One-third of objects listed above are gas
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E)
None of these
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Find the odd one out from the following.
A)
Air
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B)
Rock salt
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C)
Gold
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D)
Sea-water
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E)
None of these
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Which one of the following is a biotic component of the environment?
A)
Temperature
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B)
Light
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C)
Water
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D)
Worms
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E)
None of these
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Which one of the following is not a part of human skeleton?
A)
Skull
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B)
Backbone
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C)
Rib cage
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D)
Hip bone
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E)
None of these
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Which one of the following is an irreversible change?
A)
Freezing of water
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B)
Bursting of a balloon
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C)
Dissolving salt into water
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D)
Boiling of water
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E)
None of these
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Who of the following is correct? |
Jack: There is always a cause which brings about a change in a material. |
Cody: Most physical changes are irreversible. |
Peter: Some changes are beneficial to us whereas some changes are harmful. |
A)
Jack and Cody
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B)
Cody and Peter
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C)
Jack and Peter
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D)
All of them
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E)
None of these
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Who of the following is correct? |
Jack: All the flowering plants have tap roots. |
Cody: In plants, water is carried from root to leaves through stem. |
Peter: A leaf consists of mainly two parts, lamina and petiole. |
A)
Jack and Cody
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B)
Cody and Peter
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C)
Jack and Peter
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D)
All of them
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E)
None of these
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Which one of the following statements is incorrect?
A)
Camels are well adapted to live in desert
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B)
Fishes are well adapted to live in water
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C)
Pine trees are well adapted to grow on mountains
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D)
Mangroves are well adapted to grow in polar- regions
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E)
None of these
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One millennium is equal to:
A)
100 years
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B)
100 decades
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C)
100 centuries
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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 types of motion a ball has when it rolls on a straight path?
A)
Circular motion and periodic motion
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B)
Periodic motion and rectilinear motion
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C)
Rotational motion and rectilinear motion
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D)
Rotational motion and circular motion
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E)
None of these
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Which one of the following statements about the light is incorrect?
A)
Light is a form of energy
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B)
Light can't travel through air
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C)
Speed of light in water is lower than that of the air
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D)
Speed of light is about 3,00,000 km/s in vacuum
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E)
None of these
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Which one of the following statements is correct?
A)
More than \[95\]% of water available on earth is not fit for drinking
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B)
Groundwater is an important source of freshwater for us
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C)
About 70% percent of our body is made of water
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D)
All of these
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E)
None of these
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If the piece of fabric burns vigorously giving a smell of burning paper, then it is a:
A)
cotton fabric
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B)
woollen fabric
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C)
silk fabric
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D)
nylon fabric
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E)
None of these
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Who of the following is correct? |
Raman: Luminous objects produce their own light. |
Rajan: The objects, which allow light to pass through them, are called luminous object. |
Rahul: The objects, which reflects more than 90% of lights falling on their surfaces, are called, luminous objects. |
A)
Raman
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B)
Rajan
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C)
Rahul
done
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D)
All of them
done
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E)
None of these
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An electric circuit consisting of wires, a dry cell and a bulb are connected in the following ways. In which case will the bulb light up?
A)
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B)
done
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C)
done
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D)
done
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E)
None of these
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Which one of the following is the insulator of electricity?
A)
Iron metal
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B)
Silver metal
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C)
Copper metal
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D)
Aluminium metal
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E)
None of these
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Which one of the following statements is correct?
A)
North pole of one magnet attracts north pole of other magnet
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B)
North pole of one magnet repels south pole of other magnet
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C)
South pole of one magnet repels south pole of other magnet
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D)
South pole of one magnet attracts south pole of other magnet
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E)
None of these
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Which one of the following can be recycled?
A)
Old newspapers
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B)
Magazines
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C)
Books and notebooks
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D)
All of these
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E)
None of these
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Rainwater that does not seep into the soil and runs off on land is called:
A)
water table
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B)
surface water
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C)
groundwater
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D)
glacier
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E)
None of these
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Choose the incorrect statement from the following.
A)
Nitrogen is required by plants for their growth
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B)
Air helps in dispersal of seeds
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C)
Nitrogen and oxygen gases taken together make up about 80% of air
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D)
About one-fifth of air is oxygen
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E)
None of these
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The rotted plant and animal wastes used as a manure for growing plants is called:
A)
minerals
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B)
humus
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C)
urea
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D)
biomass
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E)
None of these
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The deficiency of proteins in the diet of small children causes a disease known as:
A)
Rickets
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B)
Kwashiorkor
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C)
Scurvy
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D)
Beri-beri
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E)
None of these
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Which one of the following is the male part of a flower?
A)
Sepal
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B)
Petal
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C)
Stamen
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D)
Pistil
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E)
None of these
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Which one of the following types of joint is present in our knee?
A)
Pivot joint
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B)
Hinge joint
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C)
Ball and socket joint
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D)
Fixed joint
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E)
None of these
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Which one of the following is an example of periodic motion?
A)
Motion of a car on a straight path
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B)
Motion of a train
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C)
Motion of second's hand of a watch
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D)
Motion of bullet being fired from a pistol
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E)
None of these
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Sieving is used to separate those solid mixtures which have components of:
A)
different size
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B)
same size
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C)
larger size
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D)
smaller size
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E)
None of these
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Which one of the following is the producer?
A)
Birds
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B)
Worms
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C)
Ants
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D)
Green plants
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E)
None of these
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Which one of the following can be separated by the methods of decantation?
A)
Mixture of water and coconut oil
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B)
Mixture of alcohol and water
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C)
Mixture of kerosene and petrol
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D)
Mixture of milk and water
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E)
None of these
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Which one of the following statements is correct?
A)
Wheat is a non-flowering plant
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B)
Moss is a flowering plant
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C)
Mango is a flowering plant
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D)
Grass is a non-flowering plant
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E)
None of these
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Which one of the following statements about the birds is incorrect?
A)
Hind limbs of birds are modified to form wings for flying
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B)
Bones of birds are hollow and light
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C)
Bodies of birds are streamlined and light
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D)
Birds have powerful flight muscles
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E)
None of these
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Identify the plant from the following whose stem is too weak to stand upright.
A)
Mustard
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B)
Sunflower
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C)
Tulsi
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D)
Grapevine
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E)
None of these
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Which one of the following statements is correct about landfill?
A)
Landfill is a low-lying area of ground where the garbage collected from a city is dumped.
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B)
Landfill is a low-lying area used to store polluted water for treatment
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C)
Landfill is Low-lying area of ground where recycling materials from waste are separated
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D)
All of these
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E)
None of these
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Our wrist consists of _______small bones known as carpals.
A)
5
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B)
8
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C)
10
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D)
12
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E)
None of these
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Distance between two cities is 540 km. How long a car will take to cover that distance if the speed of the car is 25 m/s?
A)
4 hours
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B)
5 hours
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C)
6 hours
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D)
7 hours
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E)
None of these
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