Assertion : In sigmoid growth curve, population finally stabilizes itself. Reason : Finally, death r

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11.Organisms and Populations

medium

Assertion : In sigmoid growth curve, population finally stabilizes itself.

Reason : Finally, the death rate increases than the birth rate.

If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.

If both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion.

If the Assertion is correct but Reason is incorrect.

If both the Assertion and Reason are incorrect.

(AIIMS-2013)

Solution

In sigmoid growth curve, finally, growth rate becomes stable because mortality and natality rates become equal to each other and finally the population shows zero growth rate as birth rate equals death rate.

Standard 12

Biology

If natality is represented by $-B$

If mortality is represented by $-D$

If immigration is represented by $-I$

If emigration is represented by $-E$

If population density is represented by $-N$

Then population density at time $t+1$ is represented by

medium

In the population curve of India, nowadays the number of

medium

If a population growing exponentially double in size in $3$ years, what is the intrinsic rate of increase $(r)$ of the population?

hard

The graph in exponential growth will be

medium

Periodic departure and return of an individual in a population is known as

medium

Assertion : In sigmoid growth curve, population finally stabilizes itself. Reason : Finally, the death rate increases than the birth rate.

Solution

Similar Questions

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In the population curve of India, nowadays the number of

If a population growing exponentially double in size in $3$ years, what is the intrinsic rate of increase $(r)$ of the population?

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Assertion : In sigmoid growth curve, population finally stabilizes itself.

Reason : Finally, the death rate increases than the birth rate.

If natality is represented by $-B$

If mortality is represented by $-D$

If immigration is represented by $-I$

If emigration is represented by $-E$

If population density is represented by $-N$

Then population density at time $t+1$ is represented by