Questions
21
What is an edge effect?
Answer: Increased diversity at the boundary of ecotone
22
In a population, unrestricted reproductive capacity is called as
Answer: Birth Rate
23
The concept that 'population tends to increase geometrically while food supply increases arithmetically’ was put forward by
Answer: Thomas Malthus
24
Two opposite forces operate in the growth and development of every population. One of them is related to the ability to reproduce at a given rate. The force opposite to it is called
Answer: Mortality
25
The carrying capacity of a population is determined by its
Answer: Limiting Resources
26
Which one of the following is a result of overpopulation?
Answer: Pressure on land and other renewable resources
27
Why it is impossible to provide employment to all the unemployed in India?
Answer: Due to over population growth
28
What is the need to control the population growth in India?
Answer: To improve the standard of living among existing people
29
Which one of the following is the step to control population growth in India?
Answer: Lowering infant mortality rate
30
Which one of the following can be a solution to overpopulation?
Answer: Knowledge of sex education
31
Which of the following term defines the ability of the individual in the population to produce new individuals?
Answer: Natality
32
Name those organisms who can breed only once in their lifetime?
Answer: Semelparous
33
Which of the following structure can be seen in the diminishing population?
Answer: Urn-shaped
34
A group of people coexist within space and time and interact with each other is known as ____________
Answer: Community
