Free Biotechnology Principles And Processes (Daily Quiz: 3) NEET Biology Questions & Answers with Detailed Explanation & Full Review

Question-1

How many restriction enzymes are isolated till now?

(a) 940

(b) 920

(c) 900

(d) 230

Question-2

The figure below shows three steps (A, B, C) of Polymerase Chain Reaction (PCR). Select the option giving correct identification together with what it represents?

(a) C - extension in the presence of heat stable DNA polymerase

(b) A - denaturation at a temperature of about 50°C

(c) B - denaturation at a temperature of about 98°C separating the two DNA strands

(d) A - annealing with two sets of primers

Question-3

The presence of more than one recognition site within vector will lead to the

(a) generation of one fragment

(b) generation of several fragments

(c) generation of half fragment

(d) None of the above

Question-4

Plasmids are suitable vector for gene cloning because

(a) They are linear DNA

(b) They are smaller circular DNA

(c) They can shuttle between prokaryotes and eukaryotes

(d) None of the above

Question-5

The maximum number of existing transgenic animals is of

(a) Cow

(b) Mice

(c) Pig

(d) Fish