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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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Q.12871·Miscellaneous·2013·Easy

The principle of cleaning by soap is

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Q.12872·Miscellaneous·2013·Easy

Sodium stearate is a salt and is used

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Q.12873·Miscellaneous·2013·Easy

The pure form of carbon is

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Q.12874·Miscellaneous·2013·Easy

The pH of fresh milk is 6. When it turns sour, the pH

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Q.12875·Miscellaneous·2013·Easy

An object is undergoing a non-accelerated motion. Its rate of change in momentum is

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Q.12876·Miscellaneous·2013·Easy

In this question consist of two statements, Statement I and Statement II. You are to examine these two statements carefully and select the answers to these items using the code given below: Statement I: Evapotranspiration helps in classifying the climatic types. Statement II: Only temperature affects evapotranspiration, hence it can be used for classifying the climatic types.

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Q.12877·Miscellaneous·2013·Easy

In this question consist of two statements, Statement I and Statement II. You are to examine these two statements carefully and select the answers to these items using the code given below: Statement I: Hard water does not give lather with soap. Statement II: Calcium and magnesium salts present in hard water form precipitate with soap.

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Q.12878·Miscellaneous·2013·Easy

In this question consist of two statements, Statement I and Statement II. You are to examine these two statements carefully and select the answers to these items using the code given below: Statement I: Intellectual criteria which informed the reform movements were rationalism and religious universalism. Statement II: Social relevance was not judged by a rationalist critique.

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Q.12879·Miscellaneous·2013·Easy

In this question consist of two statements, Statement I and Statement II. You are to examine these two statements carefully and select the answers to these items using the code given below: Statement I: The Russian Revolution of 1917 inspired the Indian working class movement. Statement II: The Non-Cooperation Movement (1921–22) saw the involvement of the Indian working class.

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Q.12880·Miscellaneous·2013·Easy

The complete digestion of carbohydrates, proteins and fats occurs in

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Q.12881·Miscellaneous·2013·Easy

Imagine a current-carrying wire with the direction of current downward or into the page. The direction of magnetic field lines is

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Q.12882·Miscellaneous·2013·Easy

If d denotes the distance covered by a car in time t and |S| denotes the displacement by the car during the same time, then

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Q.12883·Miscellaneous·2013·Easy

A current-carrying wire is known to produce magnetic lines of force around the conducting straight wire. The direction of the lines of force may be described by

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Q.12884·Miscellaneous·2013·Easy

If an object undergoes a uniform circular motion, then its

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Q.12885·Miscellaneous·2013·Easy

A car is moving with a uniform speed. However its momentum is changing. Then the car

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Q.12886·Miscellaneous·2013·Easy

Ohm’s law defines

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Q.12887·Miscellaneous·2013·Easy

Which of the following statements about sexual reproduction in flowering plants are correct? 1. Stamen is present in the centre of a flower. 2. Stamen produces pollen grains in the ovary. 3. The swollen bottom part of carpel is the ovary. 4. The fusion of germ cells gives rise to zygote. Select the correct answer using the code given below.

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Q.12888·Miscellaneous·2013·Easy

Which one among the following statements about a healthy diet is correct?

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