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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

Both plant populations in this habitat decreased

B

Population B competed more successfully for food than population A

C

Population A produced more offsprings than population B

D

Population A consumed the members of population B

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The correct Answer is:
B
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