Question
Biology Question on organisms and populations
Bell shaped age pyramid represents a stable population. In a stable population, proportion of individuals in reproductive age group is higher than the individuals in pre-reproductive age group.
A
If both assertion and reason are true and reason is the correct explanation of assertion
B
If both assertion and reason are true but reason is not the correct explanation of assertion
C
If assertion is true but reason is false
D
If both assertion and reason are false
Answer
If assertion is true but reason is false
Explanation
Solution
In a bell-shaped age pyramid, the number of prereproductive and reproductive individuals is almost equal. Postreproductive individuals are comparatively fewer. It represents a stable population.