Biology

Grade-10

Easy

Question

Which of the following mechanisms is responsible for fluctuations in population density?

Mimicry
Natality
Hibernation
Age structure

hint Hint:

Three primary factors account for population change, or how much a population is increasing or decreasing. these factors are birth rate, death rate, and migration.

The correct answer is: Natality

Natality is responsible for fluctuations in population density.
Natality has the greatest influence on a population's density. It is the number of individuals born in a population at a specific time. For humans, it is described as the number of individuals born per 100 of the population per year.

What was the cause of the high death rate during the first stage of demographic transition?

BiologyGrade-10

Grade-10

Biology

The change in population in a certain area between two points in time is referred to as__________.

BiologyGrade-10

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Which of the following mechanisms is responsible for fluctuations in population density?

MimicryNatalityHibernationAge structure

Three primary factors account for population change, or how much a population is increasing or decreasing. these factors are birth rate, death rate, and migration.

The correct answer is: Natality

Natality is responsible for fluctuations in population density.Natality has the greatest influence on a population's density. It is the number of individuals born in a population at a specific time. For humans, it is described as the number of individuals born per 100 of the population per year.

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Which of the following is not a driving force behind migration?

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What was the cause of the high death rate during the first stage of demographic transition?

What was the cause of the high death rate during the first stage of demographic transition?

The change in population in a certain area between two points in time is referred to as__________.

The change in population in a certain area between two points in time is referred to as__________.

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Mimicry
Natality
Hibernation
Age structure

Natality is responsible for fluctuations in population density.
Natality has the greatest influence on a population's density. It is the number of individuals born in a population at a specific time. For humans, it is described as the number of individuals born per 100 of the population per year.