Case Study Questions for Class 8 Science Chapter 7 Conservation of Plants and Animals

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Case Study Questions for Class 8 Science Chapter 7 Conservation of Plants and Animals

Here we are providing case study questions for CBSE Class 8 Science Chapter 7 Conservation of Plants and Animals.

Case Study Questions

Question 1:

Read the passage and answer the question given below.

A great variety of plants and animals exist on earth. They are essential for the well-being and survival of mankind. To preserve biodiversity, to prevent extinction of endangered species, and to maintain ecological balance in nature, wildlife and forests should be conserved. Habitat is a place in environment where an organism lives. Today, a major threat to survival of these organisms is deforestation. We know that deforestation means clearing of forests and using that land for other purposes. Trees in the forest are cut for many purposes. Some natural causes of deforestation are forest fires and severe droughts. The answer to deforestation is reforestation.
Reforestation is restocking of the destroyed forests by planting new trees. The planted trees should generally be of the same species which were found in that forest. We should plant at least as many trees as we cut. Reforestation can take place naturally also.

i) A place in environment where an organism lives is __
a. Home
b. Resort
c. Habitat
d. Reservoir

ii) Wildlife and forests should be conserved:
a) To preserve biodiversity.
b) To prevent extinction of endangered species.
c) Maintain ecological balance in nature.
d) All of the above.

iii) Deforestation takes place by:
a. Human activities
b. By natural calamities
c. Both a and b
d. None of these

iv) Restocking of the destroyed forests by planting new trees is called:
a. Deforestation
b. Afforestation
c. Reforestation
d. None of these

Answers

i) c

ii) d

iii) c

iv) c

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