NCERT Class VIII Science Solutions: Chapter 7-Conservation of Plants and Animals Part 2

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Question 8:

What do black buck, elephant, python and golden cat together represent in a forest?

  1. Fauna

  2. Flora

  3. Ecosystem

  4. Species

Answer: A

Question 9:

The Red Data Book keeps a record of all the

  1. Endemic species.

  2. Extinct species.

  3. Endangered plants.

  4. Endangered animals.

  5. i & ii

  6. ii & iii

  7. iii & iv

  8. i & iv

Answer: C

Question 10:

Migratory birds fly to far away areas during a particular time of a year. Which of the following conditions present in their habitat during that time are responsible for this behaviour?

  1. Unavailability of food.

  2. Extreme weather conditions.

  3. Overcrowding.

  4. Lack of nesting areas.

  5. ii & iii

  6. i & ii

  7. i & iv

  8. ii & iv

Answer: B

Question 11:

In our country, large patches of forests are being cleared for cultivation of crops. The environmental impact of such a practice will lead to

  1. Soil erosion

  2. Soil conservation

  3. Soil pollution

  4. Soil fertility

Answer: A

Image of soil erosion

Image of Soil Erosion

Image of soil erosion

VERY SHORT ANSWER QUESTIONS

Question 12:

Why is it important to conserve forests?

Answer:

To maintain balance in nature/to conserve the natural ecosystem

Image of important to conserve forests

Image of Important to Conserve Forests

Image of important to conserve forests

Question 13:

Mention any one action that you have undertaken to conserve trees.

Answer:

Saving paper using recycled paper/donating old books/spreading awareness about harmful effects of deforestation/any other relevant answer.