set 3 MCQ Questions & Answers Detailed Explanation
MOST IMPORTANT general science mcq - 4 EXERCISES
The following question based on genetic engineering and bio technology topic of general science mcq
‘Goldern rice’ is a biotechnological achievement to the benefit of consumers as much as the farmers.
Reason (R):
The yellow colour of this rice reflects a high level of beta carotene, a compound that is converted to vitamin A in the body.
Code
(a) (A) is true, but (R) is false
(b) Both (A) and (R) are true and (R) is the correct explanation of (A)
(c) Both (A) and (R) are true, but (R) is not the correct explanation of (A)
(d) (A) is false, but (R) is true
The correct answers to the above question in:
Answer: (b)
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Read more bio technology gk Based General Science Questions and Answers
Question : 1
World level program ‘Human Genome Project’ is related with
a) Genetic improvements of human breeds
b) Establishment of Superman society
c) Identification of colour distinct breeds
d) Identification and mapping of human genes and its sequence
Answer »Answer: (d)
Question : 2
Which of the following is a transgenic plant?
a) Golden rice
b) Buck wheat
c) Macaroni wheat
d) Triticale
Answer »Answer: (a)
Question : 3
Consider the following statements :
- Sex is determined by different factors in various species.
- Exchange of genetic material takes place in asexual reproduction.
a) Both A and B
b) A only
c) B only
d) Neither A nor B
Answer »Answer: (b)
Question : 4
Who synthesized the DNA in vitro?
a) Edward Jenner
b) Arthur Kornberg
c) Robert Hooke
d) Joseph Lister
Answer »Answer: (b)
Question : 5
Assertion (A):
Scientists can cut apart and paste together DNA molecules at will, regardless of the source of the molecules.
Reason (R):
DNA fragments can be manipulated using restriction endonucleases and DNA ligases.
Code
a) (A) is true, but (R) is false
b) Both (A) and (R) are true and (R) is the correct explanation of (A)
c) Both (A) and (R) are true, but (R) is not the correct explanation of (A)
d) (A) is false, but (R) is true
Answer »Answer: (b)
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