| Consider the following statements concerning food chains |
| Removal of 80% tigers from an area resulted in greatly increased growth of vegetation |
| Removal of most of the carnivores resulted in an increased population of deer |
| The length of food chains is generally limited to 3-4 trophic levels due to energy loss |
| The length of food chains may vary from 2 to 8 trophic levels. Which two of the above statements are correct? |
A) B and C
B) C and D
C) A and D
D) A and B
Correct Answer: A
Solution :
[a] Tigers are carnivores and their removal leads to increase in the population of herbivores which tigers feed upon. Thus, statement A will be false as vegetation should pace down as there is an increase in consumption.
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