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.

Which of the following wheat variety was used as a donor for improving cultivated wheat?

A. Atlas 66
B. Atlanta 68
C. Atlas 77
D. Atlanta 90
Answer» B. Atlanta 68
2.

In which year, maize hybrids having essential amino acids were released in India?

A. 1999
B. 2000
C. 2001
D. 2002
Answer» C. 2001
3.

The Indian Agricultural Research Institute, Bangalore, has also released several vegetable crops rich in vitamins and minerals.

A. True
B. False
Answer» C.
4.

Which of the following is not an objective of breeding for improved nutritional quality?

A. Improving protein content
B. Improving Oil content
C. Increasing soil content
D. Improving vitamin content
Answer» D. Improving vitamin content
5.

Which of the following is the most practical mean to improve public health?

A. Mutation Breeding
B. Conventional Plant Breeding
C. Hybridisation
D. Biofortification
Answer» E.
6.

Which of the following is not a result of the deficiencies of micronutrients?

A. Glowing skin
B. Risk of diseases
C. Reduced lifespan
D. Reduce mental abilities
Answer» B. Risk of diseases
7.

How many people in the world suffer from vitamin deficiencies?

A. 2 billion
B. 3 billion
C. 4 billion
D. 5 billion
Answer» C. 4 billion
8.

Pusa Gaurav is the variety of _________

A. brassica
B. flat bean
C. okra
D. cauliflower
Answer» B. flat bean
9.

The flat bean crop is not resistant to which of the following?

A. Jassids
B. Aphids
C. Fruit borer
D. Shoot
Answer» E.
10.

In cotton, solid stems lead to non-preference by the stem sawfly.

A. True
B. False
Answer» C.
11.

Which of the following is not a biochemical characteristic of insect resistance in crop plants?

A. High aspartic acid
B. Low nitrogen
C. Low sugar content
D. Solid stem
Answer» E.
12.

Which of the following characteristics does not provide insect pest resistance to crops?

A. Morphological
B. Botanical
C. Biochemical
D. Physiological
Answer» C. Biochemical
13.

Which of the following is another major cause for large scale destruction of crop plants?

A. Plant breeding
B. Mutation breeding
C. Insect and pest infestation
D. Hybridisation
Answer» D. Hybridisation