UPSC Prelims 2019 Science & Technology

UPSC Prelims 2019 Science & Technology PYQs — start a timed practice test with explanations. 15 questions.

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Ancient History 2 Art & Culture 5 Economy 21 Environment & Ecology 18 Geography 8 Indian Polity 13 International Relations 4 Medieval History 3 Modern History 6 Science & Technology 15 Social Issues & Schemes 5

Question 1 Easy

In the context of which of the following do some scientists suggest the use of cirrus cloud thinning technique and the injection of sulphate aerosols into the stratosp...

Question 2 Medium

For the measurement/estimation of which of the following are satellite images/remote sensing data used? 1. Chlorophyll content in the vegetation of a specific location...

Question 3 Medium

Which one of the following statements is not correct?

Question 4 Medium

With reference to communication technologies, what is/are the difference/differences between LTE (Long-Term Evolution) and VoLTE (Voice over Long-Term Evolution)? 1. ...

Question 5 Medium

In the context of digital technologies for entertainment, consider the following statements: 1. In Augmented Reality (AR), a simulated environment is created and the ...

Question 6 Medium

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. Takin...

Question 7 Hard

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...

Question 8 Medium

‘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 dev...

Question 9 Easy

Atal Innovation Mission is set up under the

Question 10 Easy

What is Cas9 protein that is often mentioned in the news?

Question 11 Hard

The word ‘Denisovan’ is sometimes mentioned in the media in reference to -

Question 12 Easy

In the context of wearable technology, which of the following tasks is/are accomplished by wearable devices? 1. Location identification of a person 2. Sleep monitori...