Learn Class 3 Science - Our Environment

Our surroundings include plants, animals, water, land, air, sun, sky, clouds etc. All these affect our life and is our environment. All that surrounds and affects the life of an organism is called its environment.

The three factors of the environment are

  • Abiotic factors
  • Biotic factors
  • Cultural factors

Learning Videos for 3rd Grade Science - Our Environment

Our Environment Sample Questions for Class 3

Question 1

Which of the following is the best method to dispose waste water?
A. Using it for cooking
B. Using it for bathing
C. Using it for cleaning floors, cars etc.

Question 2

Which of the following statements is INCORRECT?
A. Eating salads and fruits helps us to stay healthy
B. We should eat excess of sweets and junk food
C. Brushing the teeth twice a day is a good practice

Question 3

Roots of the plants and grasses are present in the:
A. Bedrock
B. Subsoil
C. Bedrock B. Subsoil
D. Bedrock B. Subsoil C. Topsoil

Question 4

___ is sprayed on stagnated water to prevent breeding of mosquitoes.
A. ORS
B. Glucose solution
C. Kerosene

Question 5

_____ is the hardest layer of the soil.
A. Topsoil
B. Subsoil
C. Bedrock