Current Affairs MCQ for UPSC Exams – 20 October 2017

Ques- 1 Which of the following is not correct regarding air quality index?

a. AQI has been monitored in only four big cities across India
b. Very satisfactory is one of the category in AQI

A. a only
B. b only
C. Both
D. None

Ques- 2 Arrange the following countries east to west.

Germany, France, Turkey, Spain

A) Spain, France, Germany, Turkey
B) France, Spain, Turkey, Germany
C) Turkey, Germany, France, Spain
D) Germany, Turkey, France, Spain

Ques- 3 Which of the following statements regarding CRISPR/Cas9correct?

a) key step in editing an organism's genome is selective targeting of a specific sequence of DNA
b) Two biological macromolecules, the Cas9protein and guide RNA, interact to form a complex that can identify target sequences with high selectivity.

1) a only
2) b only
3) both a and b
4) neither a nor b

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Answer:

1 (D), 2 (C), 3 (3)