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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.7759·Miscellaneous·2018·Easy

Which of the following classes of animals has/have three-chambered heart?

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Q.7760·Miscellaneous·2018·Easy

In this question their is a sentence with an underlined word/words followed by four words. Select the option that is nearest in meaning to the underlined word/words and mark your response on your Answer Sheet accordingly. They will not admit children under fourteen.

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Q.7761·Miscellaneous·2018·Easy

Why is argon gas used along with tungsten wire in an electric bulb?

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Q.7762·Miscellaneous·2018·Easy

Which one of the following elements is essential for the formation of chlorophyll in green plants?

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Q.7763·Miscellaneous·2018·Easy

Which one of the following gases dissolves in water to give acidic solution?

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Q.7764·Miscellaneous·2018·Easy

Which one of the following elements is involved in the control of water content of the blood?

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Q.7765·Miscellaneous·2018·Easy

Which one of the following elements is used as a timekeeper in atomic clocks?

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Q.7766·Miscellaneous·2018·Easy

Which of the following statements about the National Water Academy (NWA) is/are correct? 1. The primary objective of the NWA is to function as Centre of Excellence in training for in-service engineers from Central and State organizations on various aspects of water resource planning. 2. The NWA is located in New Delhi. Select the correct answer using the code given below.

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Q.7767·Miscellaneous·2018·Easy

In which one of the following groups of States in India is the Integrated Coastal Zone Management (ICZM) Project being implemented as a pilot investment?

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Q.7768·Miscellaneous·2018·Easy

Which one of the following is not an exclusive right of the concerned coastal nations over Exclusive Economic Zone (EEZ)?

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Q.7769·Miscellaneous·2018·Easy

Match List-I with List-II and select the correct answer using the code given below the Lists: List–I (Cloud) List–II (Characteristic) A. Cirrus 1. Rain-giving B. Stratus 2. Feathery appearance C. Nimbus 3. Vertically growing D. Cumulus 4. Horizontally spreading Code:

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Q.7770·Miscellaneous·2018·Easy

When the Sun is near the horizon during the morning or evening, it appears reddish. The phenomenon that is responsible for this observation is

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Q.7771·Miscellaneous·2018·Easy

Two metallic wires made from copper have same length but the radius of wire 1 is half of that of wire 2. The resistance of wire 1 is R. If both the wires are joined together in series, the total resistance becomes

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Q.7772·Miscellaneous·2018·Easy

Which of the following represents a relation for ‘heat lost = heat gained’?

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Q.7773·Miscellaneous·2018·Easy

Which one of the following elements will be an isobar of calcium if the atomic number of calcium is 20 and its mass number is 40?

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Q.7774·Miscellaneous·2018·Easy

Which of the following substances cause temporary hardness in water? 1. Mg(HCO₃)₂ 2. Ca(HCO₃)₂ 3. CaCl₂ 4. MgSO₄ Select the correct answer using the code given below.

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Q.7775·Miscellaneous·2018·Easy

The creation of a Federal Court in India was advocated by which of the following Acts/Commissions?

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Q.7776·Miscellaneous·2018·Easy

Consider the following figures: In the figures (I) to (VI) above, some parts are shown to change their positions in regular directions. Following the same sequence, which of the figures given below will appear at (VII) stage?

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