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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.9307·Miscellaneous·2016·Easy

Which one of the following is a conventional energy source?

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Q.9308·Miscellaneous·2016·Easy

A pencil is placed upright at a distance of 10 cm from a convex lens of focal length 15 cm. The nature of the image of the pencil will be

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Q.9309·Miscellaneous·2016·Easy

An object is placed at the centre of curvature of a concave mirror of focal length 16 cm. If the object is shifted by 8 cm towards the focus, the nature of the image would be

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Q.9310·Miscellaneous·2016·Easy

Consider the following statements : 1. Rajmahal highlands consist of lava flow deposits. 2. Bundelkhand gneiss belong to the oldest Archaean rocks of India. Which of the statements given above is/are correct?

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Q.9311·Miscellaneous·2016·Easy

The ‘Nagarjuna-Sagar Project is located on which one of the following rivers?

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Q.9312·Miscellaneous·2016·Easy

Which of the commonly used household item(s) release Bisphenol A (BPA) which is an endocrine disruptor and bad for human health? 1. Steel utensils 2. Plastic coffee mugs 3. Aluminium utensils 4. Plastic water storage bottles Select the correct answer using the code given below:

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Q.9313·Miscellaneous·2016·Easy

Which one of the following is a reduction reaction?

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Q.9314·Miscellaneous·2016·Easy

An atom of carbon has 6 protons. Its mass number is 12. How many neutrons are present in an atom of carbon?

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Q.9315·Miscellaneous·2016·Easy

The S.I. unit of acceleration is

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Q.9316·Miscellaneous·2016·Easy

During solar eclipse

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Q.9317·Miscellaneous·2016·Easy

Two bodies A and B are moving with equal velocities. The mass of B is double that of A. In this context, which one of the following statements is correct?

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Q.9318·Miscellaneous·2016·Easy

Structurally, the Meghalaya region is a part of

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Q.9319·Miscellaneous·2016·Easy

In India, glacial terraces known as ‘Karewas’ are found in

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Q.9320·Miscellaneous·2016·Easy

Which of the following substances are harmful for health if present in food items? 1. Pesticide residues 2. Lead 3. Metanil yellow 4. Mercury Select the correct answer using the code given below:

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Q.9321·Miscellaneous·2016·Easy

Soap is sodium or potassium salt of

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Q.9322·Miscellaneous·2016·Easy

A body has a free fall from a height of 20 m. After falling through a distance of 5 m, the body would

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Q.9323·Miscellaneous·2016·Easy

Suppose the force of gravitation between two bodies of equal masses is F. If each mass is doubled keeping the distance of separation between them unchanged, the force would become

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Q.9324·Miscellaneous·2016·Easy

Arrange the following centres of AIIMS from East to West : 1. Rishikesh 2. New Delhi 3. Patna 4. Bhubaneswar Select the correct answer using the code given below:

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