Q2941. Which of the following statements regarding the current status of oilseed production and consumption in India is incorrect?
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Q2942. Read the following statements and select the correct option:
Assertion (A): FSSAI has banned the use of calcium carbide for ripening fruits.
Reason (R): Calcium carbide contains traces of arsenic and phosphorus which are hazardous to human health.
Assertion (A): FSSAI has banned the use of calcium carbide for ripening fruits.
Reason (R): Calcium carbide contains traces of arsenic and phosphorus which are hazardous to human health.
Explanation
The use of calcium carbide for the artificial ripening of fruits is prohibited because it reacts with moisture to produce acetylene gas, which mimics natural ripening but poses health risks. This chemical often contains impurities such as arsenic and phosphorus hydrides, which are highly toxic. Consumption of fruits ripened this way can lead to serious health issues, including neurological disorders.
Q2943. Consider the following conquests made by Alauddin Khilji in Rajasthan:
I. Conquest of Chittor
II. Conquest of Jalore
III. Conquest of Ranthambore
IV. Conquest of Siwana
Arrange them in chronological order.
I. Conquest of Chittor
II. Conquest of Jalore
III. Conquest of Ranthambore
IV. Conquest of Siwana
Arrange them in chronological order.
Explanation
Alauddin Khilji’s expansion into Rajasthan followed a specific chronological order of conquests. He first captured Ranthambore in 1301 after a prolonged siege. This was followed by the conquest of Chittor in 1303. Later, his forces took the fort of Siwana in 1308 and finally conquered Jalore in 1311. These victories systematically removed major Rajput obstacles to his dominance over the Western trade routes.
Q2944. Identify the incorrect pair regarding regions and their notable post-Gupta ruling dynasties:
Explanation
After the Guptas, several dynasties rose in specific regions. The Pushyabhutis ruled Thanesar, the Varmans were in Kamarupa, and the Maukharis controlled Kannauj. However, the Kadambas were a dynasty that ruled in the Karnataka region of South India. The city of Valabhi in the Saurashtra region was actually the capital of the Maitraka dynasty, which was a prominent power in western India.
Q2945. Given below are two statements, one labeled as
Assertion (A) and the other as Reason (R).
Assertion (A): An Adjournment Motion is an extraordinary procedure which, if admitted, leads to setting aside the normal business of the House.
Reason (R): It is introduced in the Parliament to draw the attention of the House to a definite matter of urgent public importance and involves an element of censure against the government.
Assertion (A) and the other as Reason (R).
Assertion (A): An Adjournment Motion is an extraordinary procedure which, if admitted, leads to setting aside the normal business of the House.
Reason (R): It is introduced in the Parliament to draw the attention of the House to a definite matter of urgent public importance and involves an element of censure against the government.
Explanation
An Adjournment Motion is considered an extraordinary tool because it interrupts the regular business of the House. It is admitted only to discuss a definite matter of urgent public importance. Because it implies a failure of the government to handle a specific situation, it carries an element of censure. Both the assertion and the reason are true and correctly linked.
Q2946. Which energy source was LEAST significant during the initial establishment and boom phase of the traditional industrial regions like the Ruhr and North-eastern USA?
Explanation
During the initial boom of traditional industrial regions like the Ruhr and North-eastern USA, development was powered by fossil fuels and natural water energy. Coal was the primary fuel for steam engines and smelting, while hydropower was used in early milling. Solar photovoltaic technology is a modern renewable energy source that was not technically available or significant during that historical period of industrialization.
Q2947. Consider the following major crops targeted for enhanced production under the initial phase of the Yellow Revolution:
I. Mustard
II. Groundnut
III. Soybean
Which of the above statement(s) is/are correct?
I. Mustard
II. Groundnut
III. Soybean
Which of the above statement(s) is/are correct?
Explanation
The initial phase of the Yellow Revolution focused on several key oilseed crops to boost domestic production. These included mustard, groundnut, and soybean. By introducing high-yielding varieties and better cultivation techniques for these specific crops, the government aimed to increase the overall availability of edible oils and improve the economic condition of farmers in rainfed agricultural regions.
Q2948. The finger-like projections found in the inner lining of the small intestine that increase the surface area for absorption are called:
Explanation
Villi are specialized microscopic, finger-like projections that line the inner wall of the small intestine. Their primary function is to increase the surface area available for the absorption of digested nutrients into the bloodstream. Each villus is equipped with a network of capillaries and a lymphatic vessel, allowing for the efficient transport of glucose, amino acids, and fats throughout the body.
Q2949. At the Battle of Singoli, Rana Hammir decisively defeated the army of which Delhi Sultan?
Explanation
At the Battle of Singoli, Rana Hammir of Mewar faced the forces of the Delhi Sultanate led by Muhammad bin Tughlaq. Hammir’s military skill resulted in a decisive victory, during which the Sultan was reportedly taken prisoner and later released after ceding several territories. This victory was crucial in re-establishing Mewar’s independence and confirming Hammir’s status as a powerful sovereign ruler in Rajasthan.
Q2950. The famous iron pillar, notable for its rust-resistant composition and bearing an inscription of a king named ‘Chandra’, is located at:
Explanation
The famous iron pillar, renowned for its incredible resistance to corrosion despite being over fifteen hundred years old, is located in the Qutb Minar complex at Mehrauli, Delhi. It bears a Sanskrit inscription mentioning a king named ‘Chandra’, widely identified by historians as Chandragupta II. The pillar is a testament to the advanced metallurgical skills achieved by Indian craftsmen during the Gupta period.Answer key for these questions
| Q | Correct answer |
|---|---|
| 2941 | (b) India is currently completely self-sufficient in edible oils and is a net exporter. |
| 2942 | (a) Both A and R are true and R is the correct explanation of A. |
| 2943 | (a) III, I, IV, II |
| 2944 | (a) Valabhi - Kadambas |
| 2945 | (a) Both A and R are true and R is the correct explanation of A. |
| 2946 | (a) Solar photovoltaics |
| 2947 | (d) I, II and III |
| 2948 | (a) Villi |
| 2949 | (c) Muhammad bin Tughlaq |
| 2950 | (c) Mehrauli, Delhi |
Frequently asked questions
How many RAS Prelims practice MCQs are there on RAS Prelims?
This page has 9654 practice MCQs on the RAS Prelims syllabus. Each has the correct answer, and most have an explanation.
How should I practise MCQs for RAS Prelims?
Attempt each question first, then open the answer and read the explanation. Practise one chapter at a time, note the facts you got wrong and revise them. Repeat the chapter after a few days.
Are these actual RAS Prelims past-paper questions?
No. These are practice questions written for the RAS Prelims syllabus. They follow the pattern the exam uses: factual questions, statement-based questions, match-the-list and assertion-reason.