Practice

Science and Technology: RAS Prelims MCQs

1113 RAS Prelims practice MCQs on science and technology are on this page, in 6 chapters. They cover the basics of everyday science, computers and information technology, defence and space technology in India, genetics, biotechnology and nanotechnology, science and technology policies and government programmes, and recent advances with Indian contributors and indigenisation. Each question has an answer and an explanation.

Practice questions based on the RPSC RAS Prelims syllabus. They follow the exam pattern but are not past-paper questions.

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Showing 371–380 of 1113 questions

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RAS Prelims Science and Technology · Computers, Information and Communication Technology
Q371. Twitter (now X) is fundamentally classified under which specific sub-category of social media?
RAS Prelims Science and Technology · Computers, Information and Communication Technology
Q372. Consider the following statements regarding the impact of social media:
I. It can create "echo chambers" that reinforce existing beliefs.
II. Algorithms often prioritize engaging content, which can sometimes amplify misinformation.
III. It universally enhances the psychological well-being of all users.
Which of the above statement(s) is/are correct?
RAS Prelims Science and Technology · Computers, Information and Communication Technology
Q373. Identify the incorrect statement regarding the Information Technology (Intermediary Guidelines and Digital Media Ethics Code) Rules, 2021.
RAS Prelims Science and Technology · Computers, Information and Communication Technology
Q374. The phenomenon where content rapidly spreads across social media networks due to high user engagement and algorithmic promotion is known as:
RAS Prelims Science and Technology · Computers, Information and Communication Technology
Q375. Which Indian regulatory body is primarily responsible for overseeing the content broadcasting regulations for OTT platforms in alignment with the IT Rules 2021?
RAS Prelims Science and Technology · Computers, Information and Communication Technology
Q376. Which statement accurately describes "Deepfakes" in the context of social media?
RAS Prelims Science and Technology · Computers, Information and Communication Technology
Q377. Given below are two statements regarding social media regulations.
Statement I: Under the IT Rules 2021, significant social media intermediaries must have a physical contact address in India.
Statement II: The rules require establishing a three-tier grievance redressal mechanism for digital media.
Which of the above statement(s) is/are correct?
RAS Prelims Science and Technology · Computers, Information and Communication Technology
Q378. Identify the odd one out among these social media or digital platforms.
RAS Prelims Science and Technology · Computers, Information and Communication Technology
Q379. Under Section 79 of the IT Act, 2000, "Safe Harbor" protection specifically means that:
RAS Prelims Science and Technology · Computers, Information and Communication Technology
Q380. What is a recognized psychological effect caused by social media algorithms feeding users information that aligns exclusively with their past behavior and preferences?

Answer key for these questions

QCorrect answer
371(d) Microblogging
372(a) I and II only
373(c) They provide absolute immunity to social media platforms regardless of user content.
374(d) Virality
375(a) Ministry of Information and Broadcasting (MIB)
376(b) Synthetic AI based media
377(a) Both Statement I and II are correct
378(a) Oracle Database
379(c) Intermediaries are generally exempt from liability
380(d) Confirmation bias or filter bubble effect

Key facts from Science and Technology

  • The RPSC paper is General Knowledge and General Science, so science questions come with a strong dose of applied and recent topics.
  • Everyday science questions test the laws and terms of physics, chemistry and biology through examples.
  • Defence and space questions pair a missile, satellite or mission with its year and organisation.
  • Policy questions ask for the year, the body and the aim of schemes like STIP, the National Quantum Mission and BioE3.
  • Health, environment and agriculture are on a separate page, with their own chapters.

Frequently asked questions

How many RAS Prelims practice MCQs are there on Science and Technology?

This page has 1113 practice MCQs on Science and Technology. Each has the correct answer, and most have an explanation.

Which chapters does the science and technology set cover?

Six chapters: basics of everyday science; computers, information and communication technology; defence and space technology in India; genetics, biotechnology and nanotechnology; science and technology policies and government programmes; and recent advances, Indian contributors and indigenisation.

Is science and technology part of the RAS Prelims syllabus?

Yes. The RPSC paper is called General Knowledge and General Science, and its syllabus lists science and technology topics along with environment, health, agriculture and government programmes, so questions can come from any of these areas.

How should I prepare science for RAS Prelims?

Revise the concepts by examples, then learn the missions, schemes and scientists with their year and organisation. Attempt each chapter, read the explanations and keep a list of the facts you missed.