In India,the human population is heavily weighed towards the younger age groups as a result of:
- ALong life-span of many individuals and low birth rate
- BShort life-span of many individuals and high birth rate
- CLong life-span of many individuals and high birth rate
- DShort life-span and low birth rate
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Similar Questions
$A$ population is a group of all . . . . . . in a given time.
Define/Explain: Age composition.
Medium
View SolutionMatch the following columns correctly.
Column-$I$ Column-$II$ $(a)$ Population density $(i)$ Demography $(b)$ Natality $(ii)$ Birth rate $(c)$ Mortality $(iii)$ Population decline $(d)$ Demography $(iv)$ Total number of individuals per unit area and unit volume
| Column-$I$ | Column-$II$ |
| $(a)$ Population density | $(i)$ Demography |
| $(b)$ Natality | $(ii)$ Birth rate |
| $(c)$ Mortality | $(iii)$ Population decline |
| $(d)$ Demography | $(iv)$ Total number of individuals per unit area and unit volume |
Medium
View SolutionUnder a particular set of selection pressure,organisms evolve towards the most efficient reproductive strategy. For example:
$A$) Oysters produce a large number of small-sized offspring.
$B$) Mammals produce a small number of large-sized offspring.
In the light of the above statements,choose the correct option.
$A$) Oysters produce a large number of small-sized offspring.
$B$) Mammals produce a small number of large-sized offspring.
In the light of the above statements,choose the correct option.
The rate of natural increase in human population refers to
Medium
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