The 20 individuals are born per year in a population, and the mid-year population is 5000. What is the birth rate of that area?

Category: QuestionsThe 20 individuals are born per year in a population, and the mid-year population is 5000. What is the birth rate of that area?
Editor">Editor Staff asked 2 months ago

The 20 individuals are born per year in a population, and the mid-year population is 5000. What is the birth rate of that area?
 
(a) 20
 
(b) 1.0
 
(c) 4
 
(d) 2
 
This question was posed to me during an interview for a job.
 
Enquiry is from Population Growth topic in chapter Organisms and Populations of Biology – Class 12

1 Answers
Editor">Editor Staff answered 2 months ago

Correct answer is (c) 4
 
The explanation: As per the formula, Natality =
Numberofdeathsperyear
Mid−yearpopulation
x 1000 =
20
5000
 1000 = 4
 
                            The birth rate of the given area is 4 per year.