set 1 MCQ Questions & Answers Detailed Explanation

Question : 1

The cells which have the capacity to divide and differentiate into any type of cells in the body are the focus of research of several serious diseases are

a) Mesangial cells

b) Bud cells

c) Red cells

d) Stem cells

Question : 2

Steps of Recombinant DNA technology are given below.

1. Identification and isolation of the genetic material.
2. Fragmentation of DNA.
3. Obtaining the foreign gene product.
4. Downstream processing.
5. Ligation of DNA fragmentation into the vector.
6. Isolation of desired DNA fragments.
7. Amplification of gene of interest.
8. Transfer of Recombinant DNA into the host cell/organism.

a) 1 → 2 → 6 → 7 → 5 → 8 → 3 → 4

b) 3 → 1 → 2 → 4 → 6 → 5 → 7 → 8

c) 1 → 4 → 3 → 2 → 5 → 7 → 6 → 8

d) 8 → 6 → 7 → 5 → 1 → 4 → 2 → 3

Question : 3

Who first outlined the structure of the life molecule (D.N.A.)?

a) Dr. James Watson and Dr. Francis Crick

b) Dr. Maghnath Saha

c) Dr. Stephan Hawking

d) Dr. Alexander Fleming

Question : 4

Which of the following is false for Bt transgenic plant –

a) It is recombinant type

b) Disease resistance

c) Prepared by Bacillus thuringiensis

d) No such plant is known

Question : 5

Which one of the following techniques can be used to establish the paternity of a child l?

a) Chromosome counting

b) Protein analysis

c) Quantitative analysis of DNA

d) DNA fingerprinting

Question : 6

Mendel Laws of Heredity were rediscovered by

a) Devries correns and Tschermark

b) Charles darwin

c) Lamark

d) Morgan