Explore topic-wise MCQs in Biology.

This section includes 14 Mcqs, each offering curated multiple-choice questions to sharpen your Biology knowledge and support exam preparation. Choose a topic below to get started.

1.

Which one of the following is an example of conservation?

A. No use of natural resources
B. The wise use of natural resources
C. Excess use of natural resources
D. Complete use of natural resources
Answer» E.
2.

What percent of the total oxygen in the Earth s atmosphere is released by the Amazon forest?

A. 50 %
B. 20 %
C. 40 %
D. 2 %
Answer» C. 40 %
3.

What is exploring molecular, genetic, and species-level diversity for products of economic importance called?

A. Biopiracy
B. Biofuel
C. Bioprospecting
D. Biodiversity
Answer» D. Biodiversity
4.

Which utilitarian states that biodiversity is important for many ecosystem services that nature provides?

A. Narrowly utilitarian
B. Broadly utilitarian
C. Big utilitarian
D. Small utilitarian
Answer» C. Big utilitarian
5.

How many species of plants are used for the production of the drugs currently sold in the market worldwide?

A. 2 %
B. 35 %
C. 25 %
D. 5 %
Answer» D. 5 %
6.

How many species of plants contribute to the traditional medicines used by native peoples around the world?

A. 2,500
B. 2,000
C. 5,000
D. 25,000
Answer» E.
7.

Which utilitarian states that humans derive countless direct economic benefits from nature?

A. Big utilitarian
B. Broadly utilitarian
C. Narrowly utilitarian
D. Small utilitarian
Answer» D. Small utilitarian
8.

What are the species called whose members are in danger of extinction but the reason is unknown called?

A. Endangered
B. Vulnerable
C. Rare
D. Indeterminate
Answer» E.
9.

What are the species called whose members are few and live in a small geographical area called?

A. Endangered
B. Rare
C. Indeterminate
D. Vulnerable
Answer» C. Indeterminate
10.

What are the species called whose number of individuals is greatly reduced recently and is decreasing continuously?

A. Endangered
B. Rare
C. Vulnerable
D. Indeterminate
Answer» D. Indeterminate
11.

What are the species called whose number of individuals is greatly reduced to a critical level?

A. Indeterminate
B. Rare
C. Vulnerable
D. Endangered
Answer» E.
12.

What is the correct full form of IUCN?

A. International Union for Conservation of Nuts
B. International Union for Conservation of Nature
C. International Union for Conservation of Natural habitat
D. International Union for Conservation of Numbers
Answer» C. International Union for Conservation of Natural habitat
13.

For what reason is the conservation of natural resources important?

A. Maintaining the ecological processes
B. Disturbing the ecological balance
C. Extinction of biological species
D. Disruption of quality of the environment
Answer» B. Disturbing the ecological balance
14.

What is an important reason for the conservation of natural resources?

A. Disturb the ecological balance
B. Preserve the biological diversity
C. Disruption of quality of the environment
D. Hampering the biological species
Answer» C. Disruption of quality of the environment