Question

109.
Population density
Time()
A forest hardly has any carnivores.
Census of herbivorous mammals was
taken and plotted as a graph shown
above. Identify the curve that will explain
the population growth of herbivores. Give
reason to your answer. [All India 2013]​

Answer 1

Answer:

The population of herbivores show S shaped graph.

Explanation:

As we can say without carnivores the death will be less but without carnivores the number of herbivores will rise then intraspecific competition will arise and also habitat and other factors also finally lead to S shaped graph.

Answer 2

there is a bell shaped curve when the forest has decrease in the number of carnivorous animals.

Explanation:

• With a decrease in the number of carnivorous animal there is increase in the herbivorous animal. As a result of this there is exponential rise of the number of herbivores.

• However after sometime the number of herbivores will decrease due to the decrease in the amount of the nutrition which is present in the particular Habitat. As a result of this due to over competition there will be slow decline in the number of Harvey was because there are no carnivores which helps in maintenance of the ecological balance in the nature.

To know more about ecological balance,

how do forests help in conserving our wildlife and Eco balance in ..

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