What does population density mean?

Category: QuestionsWhat does population density mean?
Editor">Editor Staff asked 2 months ago

What does population density mean?
 
(a) The number of animals and plants present in a given area
 
(b) The number of individuals in a unit area in a unit time
 
(c) The concentration of human population
 
(d) The number of animals and plants present in a given area
 
This question was posed to me at a job interview.
 
Query is from Population Attributes topic in division Organisms and Populations of Biology – Class 12

1 Answers
Editor">Editor Staff answered 2 months ago

Correct answer is (b) The number of individuals in a unit area in a unit time
 
To explain: The population density tells about the number of individuals in a unit area at a specific time. It is a geographical term. Countries with high population density are said to be over-populated.