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Prelims

UPSC Prelims Questions

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

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  2. /Prelims Questions
Q.6895·Miscellaneous·2018·Easy

In this question there are some idioms/phrases followed by four alternative meanings to each. Choose the response (a), (b), (c) or (d) which is the most appropriate meaning and mark your response on the Answer Sheet accordingly. To be in a fix

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Q.6896·Miscellaneous·2018·Easy

Which one of the following is called 'syngas'?

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Q.6897·Miscellaneous·2018·Easy

What is the formula mass of anhydrous sodium carbonate? (Given that the atomic masses of sodium, carbon and oxygen are 23 u, 12 u and 16 u respectively)

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Q.6898·Miscellaneous·2018·Easy

Which one of the following is a heterogeneous mixture?

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Q.6899·Miscellaneous·2018·Easy

A sample of oxygen contains two isotopes of oxygen with masses 16 u and 18 u respectively. The proportion of these isotopes in the sample is 3 : 1. What will be the average atomic mass of oxygen in this sample?

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Q.6900·Miscellaneous·2018·Easy

The atomic number of an element is 8. How many electrons will it gain to form a compound with sodium?

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Q.6901·Miscellaneous·2018·Easy

Which one of the following is a waterborne disease?

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Q.6902·Miscellaneous·2018·Easy

Which of the following kingdoms has/have only unicellular organisms?

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Q.6903·Miscellaneous·2018·Easy

Damage to the apical meristem of a growing young plant will affect the

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Q.6904·Miscellaneous·2018·Easy

The magnetic field strength of a current-carrying wire at a particular distance from the axis of the wire

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Q.6905·Miscellaneous·2018·Easy

One of the additional functions of Smooth Endoplasmic Reticulum (SER) is

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Q.6906·Miscellaneous·2018·Easy

The full form of LED is

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Q.6907·Miscellaneous·2018·Easy

In this question consist of two statements, Statement I and Statement II. Examine these two statements carefully and select the correct answer using the code given below. Statement I : Geostrophic wind blows above a height of 600 metres, parallel to the isobars. Statement II : Geostrophic wind is the horizontal wind velocity, in which the Coriolis force balances the horizontal pressure force.

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Q.6908·Miscellaneous·2018·Easy

In this question consist of two statements, Statement I and Statement II. Examine these two statements carefully and select the correct answer using the code given below. Statement I : Phytoplankton produce most of the organic carbon in the ocean. Statement II : Algae are produced in the cold water biome.

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Q.6909·Miscellaneous·2018·Easy

In this question consist of two statements, Statement I and Statement II. Examine these two statements carefully and select the correct answer using the code given below. Statement I : Mughal Painting reached its climax during the reign of Jahangir. Statement II : Aurangzeb's Court was adorned by some of the best known artists of the Mughal School of Painting.

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Q.6910·Miscellaneous·2018·Easy

In this question consist of two statements, Statement I and Statement II. Examine these two statements carefully and select the correct answer using the code given below. Statement I : The Government of India Act, 1935 introduced Dyarchy at the Centre. Statement II : The provincial autonomy was granted to the Provinces.

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Q.6911·Miscellaneous·2018·Easy

In this question consist of two statements, Statement I and Statement II. Examine these two statements carefully and select the correct answer using the code given below. Statement I : Sound wave cannot propagate in vacuum. Statement II : Sound waves are elastic waves and require a medium to propagate.

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Q.6912·Miscellaneous·2018·Easy

Which one of the following groups of cellular organelles contains DNA?

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