If in a population the natality is 20 and mortality is 10, in a span of 10 years. What is the growth rate (GR) of that population?

Category: QuestionsIf in a population the natality is 20 and mortality is 10, in a span of 10 years. What is the growth rate (GR) of that population?
Editor">Editor Staff asked 2 months ago

If in a population the natality is 20 and mortality is 10, in a span of 10 years. What is the growth rate (GR) of that population?
 
(a) 0
 
(b) 20
 
(c) 1
 
(d) -10
 
I have been asked this question in an online interview.
 
Question is taken from Population Growth in portion Organisms and Populations of Biology – Class 12

1 Answers
Editor">Editor Staff answered 2 months ago

The correct answer is (c) 1
 
The explanation: As per the formula, GR =
Natality–Mortality
Unittime
=
20–10
10
= 1
 
The growth rate of the given area is 1 in 10 years.