Current AffairsUPSC Prelims 2019 Detailed Analysis

Prelims 2019 Answer Key | Current Affairs | Part 1

 

Q.1) Recently, scientists observed the merger of giant ‘blackholes’ billions of light years away from the Earth. What is the significance of this observation?

a. ‘Higgs boson particles’ were detected.

b. ‘Gravitational waves’ were detected

c. Possibility of inter-galactic space travel through ‘wormhole’ was confirmed.

d. It enabled the scientists to understand ‘singularity’

Q.2) What is Cas9 protein that is often mentioned in news?

a. A molecular scissors used in targeted gene editing

b. A biosensor used in the accurate detection of pathogens in patients

c. A gene that makes plants pest-resistant

d. A herbicidal substance synthesized in genetically modified crops

Q.3) Which one of the following statements is not correct?

a. Hepatitis B virus is transmitted much like HIV.

b. Hepatitis B, unlike Hepatitis C, does not have a vaccine.

c. Globally, the number of people infected with Hepatitis B and C viruses are several times more than those infected with HIV.

d. Some of those infected with Hepatitis B and C viruses do not show the symptoms for many years.

Q.4) In the context of digital technologies for entertainment, consider the following statements:

  1. In Augmented Reality (AR), a simulated environment is created and the physical world is completely shut out.
  2. In Virtual Reality (VR), images generated from a computer are projected onto real-life objects or surroundings.
  3. AR allows individuals to be present in the world and improves the experience using camera of smart-phone or PC.
  4. VR closes the world, and transposes an individual, providing complete immersion experience.

Which of the statements given above is/are correct?

a. 1 and 2 only

b. 3 and 4

c. 1,2 and 3

d. 4 only

Q.5) 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 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

Q.7) ‘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

Q.8) In the context of which of the following do some scientists suggest the use of cirrus cloud thinning technique and the injection of sulphate aerosol into stratosphere?

a. Creating the artificial rains in some regions

b. Reducing the frequency and intensity of tropical cyclones

c. Reducing the adverse effects of solar wind on the Earth

d. Reducing the global warming

Q.9) Which of the following are the reasons for the occurrence of multi-drug resistance in microbial pathogens in India?

  1. Genetic predisposition of some people
  2. Taking incorrect doses of antibiotics to cure diseases
  3. Using antibiotics in livestock farming
  4. Multiple chronic diseases in some people

Select the correct answer using the code given below.

a. 1 and 2

b. 2 and 3 only

c. 1,3 and 4

d. 2,3 and 4

Q.10) Which of the following statements is/are correct regarding the Maternity Benefit (Amendment) Act, 2017?

  1. Pregnant women are entitled for three months pre-delivery and three months post-delivery paid leave.
  2. Enterprises with creches must allow the mother minimum six crèche visits daily.
  3. Women with two children get reduced entitlements.

Select the correct answer using the code given below.

a. 1 and 2 only

b. 2 only

c. 3 only

d. 1,2 and 3

Q.11) Consider the following statements:

  1. As per recent amendment to the Indian Forest Act, 1927, forest dwellers have the right to fell the bamboos grown on forest areas.
  2. As per the Scheduled Tribes and other Traditional Forest Dwellers(Recognition of Forest Rights) Act 2006, bamboo is a minor forest produce.
  3. The Scheduled Tribes and Other Traditional Forest Dwellers (Recognition of Forest Rights) Act, 2006 allows ownership of minor forest produce to forest dwellers.

Which of the statements given above is/are correct?

a. 1 and 2 only

b. 2 and 3 only

c. 3 only

d. 1,2 and 3

Q.12) Consider the following statements :

  1. According to Indian Patents Act, a biological process to create a seed can be patented in India.
  2. In India , there is no Intellectual Property Appellate Board.
  3. Plant varieties are not eligible to be Patented in India

Which of these statements given above is/are correct?

a. 1 and 3 only

b. 2 and 3 only

c. 3 only

d. 1 , 2 and 3

 

Related Articles

Close