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The following graph depicts changes in t...

The following graph depicts changes in two populations (A and B) of herbivores in a grassy field A possible reason for these changes is that

A

Population B competed more successfully for food than population A

B

Population A produced more offspring than population B

C

Population A consumed the members of population B

D

Both plant population in this habitat decreased.

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ALLEN-ORGANISM & ENVIRONMENT AND DEMOGRAPHY-EXERCISE-II
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  2. Which of the following is true:-

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  4. High value of BOD (Biochemical Oxygen Demand) indicates that

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  5. The UN Conference of Parties on climate change in the year 2011 was he...

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  6. Rachel Carson's famous book "Silent Spring" is related to

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  7. Most animals are tree dwellers in a

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  8. In which of the following both pairs have correct combination?

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  9. Vertical distribution of different species occupying different levels ...

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  11. In an ecosystem the rate of production of or- ganic matter during phot...

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  12. Secondary Succession takes place on/ in

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  13. The following graph depicts changes in two populations (A and B) of he...

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  14. Most animals that live in deep oceanic wa- ters are

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  15. An association of individuals of different species living in the same ...

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  16. Eutrophication of water bodies leading to killing to fishes is mainly...

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  17. Acid rain is caused by increase in the atmo- ,spheric concentration of

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  18. Increase in concentration of the toxicant at successive trophic levels...

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