Q.
From the given graph of population growth select the correct option having correct value of ‘r’ and bar graph
A) [image:13_image4.jpeg]$R = - ve\ \rightarrow$
B) $r = - ve\ \rightarrow \mathbf{}$
C) $r = - ve \rightarrow \mathbf{}$
D) $r = 0 \rightarrow \mathbf{}$
Explanation
A bell-shaped polygon indicates a moderate proportion of young to old. As the rate of growth becomes slow and stable, the pre-reproductive age group become more or less equal in size and post reproductive group remaining as the smallest.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.