Biology MCQs

Question 1

The experimental material used by Gregor Mendel is ________

Accepted Answer

Pea plant

Answer

Drossophila

Answer

Potato plant

Answer

None of the above

Question 2

Mendel's second law is the law of

Accepted Answer

Independent assortment

Answer

Segregation

Answer

Dominance

Answer

Polygenic inheritance

Question 3

The genotype of a plant showing a dominant phenotype can be determined by

Accepted Answer

Testcross

Answer

Backcross

Answer

Dihybrid cross

Answer

Pedigree analysis

Question 4

Which of the following is not true about colour blindness?

Accepted Answer

A colour blind person cannot see any colours

Answer

Colour blind people learn to rely on shapes, patterns, and positions of signs and signals

Answer

Red-green colour blindness is the most common type of colour blindness

Answer

For some people, it might be difficult to recognize colours of traffic lights and signs

Question 5

Stem Cell Therapy (SCT) is not useful for the treatment of which one of the following ailments?

Accepted Answer

Vision impairment

Answer

Kidney failure

Answer

Cancer

Answer

Brain injury

Question 6

Which part of human eye controls the amount of light entering the eye?

Accepted Answer

Pupil

Answer

Iris

Answer

Cornea

Answer

Retina

Question 7

What is the distance of distinct vision (DDV) of a normal human eye?

Accepted Answer

25 cm

Answer

15 cm

Answer

30 cm

Answer

40 cm

Question 8

The outer white part of the eye which is supporting wall of the eyeball is known as

Accepted Answer

Sclera

Answer

Cornea

Answer

Iris

Answer

Retina

Question 9

Human eye can differentiate between colours due to

Accepted Answer

Cones

Answer

Rods

Answer

Bipolar nerves

Answer

Pigmented epithelium