Explore topic-wise MCQs in Biology.

This section includes 13 Mcqs, each offering curated multiple-choice questions to sharpen your Biology knowledge and support exam preparation. Choose a topic below to get started.

1.

What does Nt define?

A. The population diversity at time t
B. The birth rate at time t
C. The death rate at time t
D. The population density at time t
Answer» E.
2.

In which year does the first population count of India start?

A. 1885
B. 1891
C. 1900
D. 2001
Answer» C. 1900
3.

Which one of the following causes a population explosion?

A. The decrease in infant mortality rate and an increase in the death rate
B. The decrease in death rate, maternal and infant mortality rate
C. The decrease in infant mortality rate
D. Increase in maternal mortality rate and decrease in the death rate
Answer» D. Increase in maternal mortality rate and decrease in the death rate
4.

What is the relative proportion of individuals of various age groups in the population called?

A. Growth rate
B. Density
C. Diversity
D. Age structure
Answer» E.
5.

What does coming new of individuals to a population from outside called?

A. Community
B. Density
C. Emigration
D. Immigration
Answer» D. Immigration
6.

What does the leaving of individuals from a population and moving out said?

A. Natality
B. Mortality
C. Immigration
D. Emigration
Answer» E.
7.

What was the population of India as per the 2001 census?

A. 7,000,000,000
B. 5,924,827,417
C. 1,028,737,436
D. 3,200,100
Answer» D. 3,200,100
8.

What is an increase in population due to an actual number of individuals added to the population called?

A. Age structure
B. Density
C. Diversity
D. Growth rate
Answer» E.
9.

Which is the second largest populous country in the world?

A. Bangladesh
B. India
C. Pakistan
D. China
Answer» C. Pakistan
10.

What was the population of India as per the 2011 census?

A. 1,845,678,012
B. 1,900,000,000
C. 1,210,854,977
D. 1,534,896,000
Answer» D. 1,534,896,000
11.

At what year is the census carried?

A. Every 5 years
B. Every 7 years
C. Every 1 year
D. Every 10 years
Answer» E.
12.

If a new habitat is just being colonized, what contributes more significantly to population growth than the birth rate?

A. Death rate
B. Immigration
C. Birth rate
D. Age pyramid
Answer» D. Age pyramid
13.

Under special conditions which factor is responsible for influencing population density?

A. Births
B. Immigration
C. Deaths
D. Age structure
Answer» C. Deaths