PRELIMS 2021 KEYS RAJA sir cracking IAS Academy

Latest News

CURRENT AFFAIRS, WHATS NEW

September 23, 2020 - Daily Quiz

1. A man walks down the backside of his house straight 25 metres, then turns to the right and walks 50 metres again; then he turns towards left and again walks 25 metres. If his house faces to the East, what is his direction from the starting point?(a)South-East (b)South-West (c)North-East (d)North-West 2. With reference to the recent developments in science, which one of the following statements is not correct? (a) Functional chromosomes can be created by joining segments of DNA taken from cells of different species. (b) Pieces of artificial functional DNA can be created in Laboratories. (c) A piece of DNA taken out from an animal cell can be made to replicate outside a living cell in a laboratory. (d) Cells taken out from plants and animals can be made to undergo cell division in laboratory Petri dishes.
3. Two Statements are given followed by two Conclusions: Statements:
  1. All numbers are divisible by
  2. All numbers are divisible by
Conclusion-I:
  1. All numbers are divisible by
Conclusion-II:
  1. All numbers are divisible by 4.
Which of the above Conclusions logically follows/follow from the two given Statements? (a)Only Conclusion-I (b)Only Conclusion-II (c)Neither Conclusion–I Conclusion-II (d) Both Conclusion I and II 4. Consider the following statements: A digital signature is
  1. an electronic record that identifies the certifying authority issuing it
  2. used to serve as a proof of identity of an individual to access information or server on the Internet.
  3. an electronic method of signing an electronic document and ensuring that the original content is unchanged
Which of the statements given above is/are correct? (a) 1 only (b) 2 and 3 only (c) 3 only (d) 1, 2 and 3 5. 'RNA interference (RNAi)' technology has gained popularity in the last few years. Why?
  1. It is used in developing gene-silencing therapies.
  2. It can be used in developing therapies for the treatment of cancer.
  3. It can be used to develop hormone replacement therapies.
  4. It can be used to produce crop plants that are resistant to viral pathogens.
Select the correct answer using the code given below. (a) 1, 2 and 4 (b) 2 and 3 (c) 1 and 3 (d) 1 and 4 only   ANSWERS 1. (d) 2. (a)  3. (a) 4. (d)  5. (a)


POSTED ON 23-09-2020 BY ADMIN
Next previous

General Studies

Political Science and International Relations

Sociology

Some Reference Essays

List of previous year essay topics (1997-2019)

IAS GOOGLE is googled by the team of Raja Sir’s Cracking IAS Academy. Sources include The Hindu, Indian Express, pib.nic.in, Down To Earth, Economic Times, Vigyan Prasar, AIR and the like. IAS GOOGLE has been prepared in pace with emerging UPSC Trends.

LATEST NEWS

22 Nov
Atlantic Meridional Overturning Circulation(AMOC)
21 Nov
What were the events that led to the Quit India Movement? Point out its results. (Answer in 150 words) (UPSC IAS Mains 2024 General Studies Paper – 1)
21 Nov
Marriage as an institution has undergone a radical transformation from ‘ritual’ to ‘commercial’ in its outlook. Explain the factors behind this change.. (UPSC CSE Mains 2024 - Sociology, Paper 1).
21 Nov
Write approximately 150 words on "Locke’s views on Revolution". (UPSC CSE Mains 2024- Political Science and International Relations, Paper 1)

CATEGORIES

NEWSLETTER

Copyright © 2021 IAS Google. All Rights Reserved