Environmental Science MCQ Questions and answers

Section 1 Section 2 Section 3 Section 4 Section 5 Section 6 Section 7 Section 8 Section 9

21.
Trophic levels are formed by

A. Only plants

B. only animals

C. Only carnivorous

D. Organisms linked in food chain

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22.
The drug morphine is extracted from _______ plant.

A. Cocoa

B. Belladonna

C. Opium Poppy

D. Tannin

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23.
Producers are otherwise known as

A. Organisms

B. Manufacturers

C. Organic compounds

D. Autotrophs

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24.
Decomposers are otherwise called as

A. Detritivores

B. Primary consumers

C. Organic matter

D. Secondary consumers

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25.
The pollution which does not persistent harm to life supporting system is

A. Noise pollution

B. Radiation pollution

C. Organochlorine pollution

D. All of these

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26.
The response of predator to prey and vice-versa, over ten of thousands of years, produces physical and behavioral changes in a process called

A. Co-evolution

B. Evolution

C. Origin

D. Development

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27.
The most important reason why summers in the Southern Hemisphere are not warmer than summers in the Northern Hemisphere is that:

A. The earth is closer to the sun in January

B. The earth is farther from the sun in July

C. Over 80% of the Southern Hemisphere is covered with water

D. The sun's energy is less intense in the Southern Hemisphere

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28.
The most important reason for decrease in biodiversity is

A. Habitat pollution

B. Introduction of exotic species

C. Over-exploitation

D. Habitat destruction

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29.
Soil erosion can be prevented by

A. Deforestation

B. Afforestation

C. Overgrazing

D. Removal of vegetation

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30.
____________ is one of the most endangered species of Indian birds

A. Bee eater

B. Paradise fly catcher

C. Owl

D. The great Indian bustard

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Environmental Science MCQ Questions and answers | EVS MCQ

21. Trophic levels are formed by

Answer & Solution

22. The drug morphine is extracted from _______ plant.

Answer & Solution

23. Producers are otherwise known as

Answer & Solution

24. Decomposers are otherwise called as

Answer & Solution

25. The pollution which does not persistent harm to life supporting system is

Answer & Solution

26. The response of predator to prey and vice-versa, over ten of thousands of years, produces physical and behavioral changes in a process called

Answer & Solution

27. The most important reason why summers in the Southern Hemisphere are not warmer than summers in the Northern Hemisphere is that:

Answer & Solution

28. The most important reason for decrease in biodiversity is

Answer & Solution

29. Soil erosion can be prevented by

Answer & Solution

30. ____________ is one of the most endangered species of Indian birds

Answer & Solution

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21.
Trophic levels are formed by

22.
The drug morphine is extracted from _______ plant.

23.
Producers are otherwise known as

24.
Decomposers are otherwise called as

25.
The pollution which does not persistent harm to life supporting system is

26.
The response of predator to prey and vice-versa, over ten of thousands of years, produces physical and behavioral changes in a process called

27.
The most important reason why summers in the Southern Hemisphere are not warmer than summers in the Northern Hemisphere is that:

28.
The most important reason for decrease in biodiversity is

29.
Soil erosion can be prevented by

30.
____________ is one of the most endangered species of Indian birds