Science Test for Class 3

Science Online Test Set 1

This online free mock test helps you prepare for National Science olympiad as well as other science exams

 

  1. Photosynthesis is the process of making food in plants. Which one of the following gases is used in the process of photosynthesis?
  •  Nitrogen
  •  Carbon dioxide
  •  Oxygen
  •  Hydrogen

 

  1. The bird that lays its eggs in the nest of a crow is………..
  •  Parrot
  •  Woodpecker
  •  Pigeon
  •  Cuckoo

 

  1. What are the stages in the life cycle of a plant ?
  •  Germination, pollination, and growth
  •  Germination, seedling, growth, and pollination
  •  Germination, growth, and pollination
  •  Germination and seedling

 

  1. Ice changes into water and water changes into water vapour. What is the conclusion from this statement?
  •  Water is found in all three states of matter
  •  Water is everywhere
  •  Water is a gas
  •  Water is a liquid

 

  1. Which of the following will not dissolve in water?
  •  Baking Soda
  •  Salt
  •  Sand
  •  Sugar

 

  1. The amount of matter present in a substance is known as………
  •  Mass
  •  Matter
  •  Length
  •  Volume

 

  1. Protective foods are ….?
  •  Proteins
  •  Carbohydrates
  •  Vitamins and minerals
  •  Fats

 

  1. Human body system by which the waste material is removed from the body.
  •  Excretory system
  •  Circulatory system
  •  Skeletal system
  •  Nervous system

 

  1. The primary function of proteins is…
  •  to build stronger bones.
  •  to give energy.
  •  to give warmth to the body.
  •  to build and repair parts of the body.

 

  1. What is the imaginary line that circles the middle of the Earth called?
  •  The line
  •  The hemisphere
  •  The equator
  •  Vertical line

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  1. Very nice activities for kids

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