set 4 MCQ Questions & Answers Detailed Explanation

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The following question based on genetic engineering and bio technology topic of general science mcq

Questions : Which combination of chromosome in mankind give birth to a male child?

(a) Y of male and X of female

(b) X of male and X of female

(c) X of male and Y of female

(d) Y of male and Y of female

The correct answers to the above question in:

Answer: (a)

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Question : 1

Plasmid has been used as vector because

a) it is circular DNA which have capacity to join to eukaryotic DNA.

b) both its ends show replication.

c) it can move between prokaryotic and eukaryotic cells.

d) it has antibiotic resistance gene.

Answer: (a)

Question : 2

In addition to fingerprint scanning, which of the following can be used in the biometric identification of a person?

  1. Iris scanning
  2. Retinal scanning
  3. Voice recognition
Select the correct answer using the code given below.

a) Only 1 and 3

b) Only 1

c) Only 2 and 3

d) 1, 2 and 3

Answer: (d)

Question : 3

The latest technique used to establish identity of a human being based on biotechnological principle is

a) DNA fingerprinting

b) Biometric analysis

c) Genome sequencing

d) Karyotyping

Answer: (a)

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