Q. Which of the following factors increase, the size of a population?
A) Natality and immigration
B) Natality and mortality
C) Mortality and immigration
D) Natality and emigration
Explanation
The size of a population for any species are not a static parameter. It keeps changing in time depending on various factors including food availability, predation pressure and adverse weather, water, space, accumulated waste, etc.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.