MCQ Questions for Class 8 Science Chapter 7 Conservation of Plants and Animals with Answers

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All questions answers in the last paragraph

Q1. An increase in the amount of carbon dioxide results in

(A) winter season
(B) global warming
(C) rainfall
(D) all of these

Q2. Zoos are places:

(A) where wild animals are protected and preserved
(B) where animals are protected in artificial settings instead of their natural habitat
(C) or reserves which are large and diverse enough to protect whole sets of ecosystems
(D) none of these

Q3. Endemic species are:

(A) those which are facing the dangers of extinction
(B) exclusively found in a particular area only
(C) found every where
(D) none of these

Q4. The reduction in rainfall could cause

(A) droughts
(B) cold
(C) greenery
(D) none of these

Q5. Name the process undertaken by plants for preparing their own food.

(A) Industrialisation
(B) Photosynthesis
(C) Stealing
(D) Sterilisation

Q6. National parks are:

(A) reserves which are large and diverse enough to protect whole sets of ecosystems
(B) places where animals are protected in artificial setting instead of their natural habitat
(C) some areas where wild animals are protected and preserved
(D) none of these

Q7. Fauna means:

(A) wild animals
(B) domesticated animals
(C) all types of plants
(D) both (A) and (B)

Q8. The removal of top layer of soil leads to

(A) desertification
(B) rainfall
(C) snowfall
(D) deforestation

Q9. Which of the following gases is needed by plants for photosynthesis?

(A) Oxygen
(B) Nitrogen
(C) Carbon dioxide
(D) Sulphur

Q10. Biosphere is:

(A) that part of the earth in which non-living organisms exist
(B) that park of the earth in which living organisms exist or which support life
(C) that part of the earth in which both living and non-living organisms exist
(D) none of these

Q11. Which of the following are responsible for extinction of a species:

(A) clearing of land to plant crops and build road
(B) loss of habitat
(C) excessive use of chemical fertilisers and pesticides
(D) providing habitats for animals in zoo

Q12. Name the sphere that supports life, and where living organisms exist.

(A) Atmosphere
(B) Lithosphere
(C) Biosphere
(D) None of these

Q13. Deforestation leads to

(A) an increase in the temperature of the earth
(B) imbalance of O2 and CO2
(C) increase in rainfall
(D) both (A) and (B)

Q14. Which of the following species is extinct:

(A) great Indian Bustard bird
(B) musk deer
(C) cheetah
(D) blue whale

Q15. ‘Project Tiger’ was launched in:

(A) 1983
(B) 1973
(C) 1987
(D) 1976

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All questions answers

QUESTIONS NO :	ANSWERS :
1	B
2	B
3	B
4	A
5	B
6	A
7	D
8	A
9	C
10	B
11	A
12	C
13	D
14	C
15	B