SaralUPSC
  • Home
  • Blogs
  • Prelims Questions
  • Mains Questions
  • Tests
Start Free Test
SaralUPSC

Saral Preparation Pvt. Ltd.

Delhi, India

support@saralupsc.com

Toll Free: 1800 000 0000

Office Hours: 10 AM – 7 PM (All 7 days)

Company

  • About Us
  • Careers
  • Contact Us
  • Media
  • Sitemap

Products

  • Test Series
  • Live Quizzes
  • Notes
  • Videos
  • Blog

Useful Links

  • Prelims Questions
  • Mains Questions
  • Free Tests
  • Sign Up
  • Login

Follow us

© 2026 Saral Preparation Pvt. Ltd.. All rights reserved.

  • Privacy
  • Terms
  • User Policy

Prelims

UPSC Prelims Questions

Practice UPSC Prelims MCQs by subject and year. Free questions with explanations for focused revision.

  1. Home
  2. /Prelims Questions
Q.3025·Miscellaneous·2022·Easy

The formation of ‘tors’ on small rocky hills is associated with which among the following?

View question
Q.3026·Miscellaneous·2022·Easy

Let x be the mean of squares of first n natural numbers and y be the square of mean of first n natural numbers. If x/y = 55/42², then what is the value of n?

View question
Q.3027·Miscellaneous·2022·Easy

Consider the following statements about anticyclones : Anticyclones are high pressure systems. Air in the centre of the system must be subsiding. Anticyclones are characterized by converging winds. How many of the above statements is/are correct?

View question
Q.3028·Miscellaneous·2022·Easy

A card is drawn from a pack of 52 cards. A gambler bets that it is either a spade or an ace. The odds against his winning are:

View question
Q.3029·Miscellaneous·2022·Easy

The part of the human ear that converts the pressure variations associated with audible sound waves to electrical signals is

View question
Q.3030·Miscellaneous·2022·Easy

Which one of the following statements about the speed of sound waves is not correct?

View question
Q.3031·Miscellaneous·2022·Easy

During war one ship out of 5 was sunk on an average in making a certain voyage. What is the probability that exactly 3 out of 5 ships would arrive safely?

View question
Q.3032·Miscellaneous·2022·Easy

SONAR is a device that is used to measure the distance of underwater objects by a ship. Which of the following types of waves does it use for this purpose?

View question
Q.3033·Miscellaneous·2022·Easy

What is the probability of getting a composite number in the list of natural numbers from 1 to 50?

View question
Q.3034·Miscellaneous·2022·Easy

Which of the following statements is/are correct? The Earth’s crust is brittle in nature. The mean thickness of the oceanic crust is 15 km, whereas that of the continental crust is around 30 km. Select the correct answer using the code given below.

View question
Q.3035·Miscellaneous·2022·Easy

In January 2020, the administration of which of the following Union Territories has been merged together?

View question
Q.3036·Miscellaneous·2022·Easy

Two convex lenses have focal lengths of 50 cm and 25 cm, respectively. If these two lenses are placed in contact, then the net power of this combination will be equal to

View question
Q.3037·Miscellaneous·2022·Easy

Which one of the following terms cannot represent electrical power in a circuit?

View question
Q.3038·Miscellaneous·2022·Easy

The refractive index of crown glass is close to 3/2. If the speed of light in air is c, then the speed of light in the crown glass will be close to

View question
Q.3039·Miscellaneous·2022·Easy

If n > 7, then what is the probability that C(n, 7) is a multiple of 7?

View question
Q.3040·Miscellaneous·2022·Easy

A simple pendulum having bob of mass m and length of string l has time period of T . If the mass of the bob is doubled and the length of the string is halved, then the time period of this pendulum will be

View question
Q.3041·Miscellaneous·2022·Easy

In which one of the following devices, the light energy is converted into the electrical energy?

View question
Q.3042·Miscellaneous·2022·Easy

Two numbers x and y are chosen at random from a set of first 10 natural numbers. What is the probability that (x + y) is divisible by 4?

View question
  • Previous
  • 1
  • …168
  • 169
  • 170
  • …901
  • Next

Filter by subject

  • All subjects
  • Polity
  • History
  • Geography
  • Economy
  • Environment & Ecology
  • Science & Technology
  • International Relations
  • Art & Culture
  • Agriculture
  • Security Issues
  • Disaster Management
  • Social Issues
  • Governance
  • Ethics
  • Essay
  • Current Affairs
  • Ancient History
  • Medieval History
  • Modern History
  • Indian Society
  • Indian Constitution
  • Physical Geography
  • Indian Geography
  • World Geography
  • Indian Economy
  • Ecology
  • Biodiversity
  • Climate Change
  • Internal Security
  • GS Paper 1
  • GS Paper 2
  • GS Paper 3
  • GS Paper 4
  • CSAT
  • Miscellaneous
  • Filter by year

    • All years

    Filter by difficulty

    • All levels
    • Easy

    Quick links

    • All questions
    • Mains questions