UPSC 2025 • Q85Science & Technology, Materials & Clean EnergyMedium
Applied Chemistry & Everyday Science
Artificial way of causing rainfall to reduce air pollution makes use of
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All Science & Technology, Materials & Clean Energy→When the bark of a tree is removed in a circular fashion all around near its base, it gradually dries up and dies because
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The function of heavy water in a nuclear reactor is to
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A company marketing food products advertises that its items do not contain trans-fats. What does this campaign signify to the customers? 1. The food products are not made out of hydrogenated oils. 2. The food products are not made out of animal fats/oils. 3. The oils used are not likely to damage the cardiovascular health of the consumers. Which of the statements given above is/are correct?
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The surface of a lake is frozen in severe winter, but the water at its bottom is still liquid. What is the reason?
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