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Which of these is an example of junk food?
The correct answer is (C) Potato wafers. Junk food is high in unhealthy fats, salt, and sugar, offering little nutritional value. Potato wafers (chips) are deep-fried and processed, making them unhealthy if consumed in excess. In contrast, roasted chana, vegetables, and whole grains are nutritious oRead more
The correct answer is (C) Potato wafers.
Junk food is high in unhealthy fats, salt, and sugar, offering little nutritional value. Potato wafers (chips) are deep-fried and processed, making them unhealthy if consumed in excess. In contrast, roasted chana, vegetables, and whole grains are nutritious options.
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What does an oily patch on paper indicate when testing a food item?
The correct answer is (C) Presence of fats. When testing a food item, an oily patch on paper indicates the presence of fats. Fats do not evaporate like water, leaving a translucent stain. Foods like butter, oil and nuts show this effect during testing. For more visit here: https://www.tiwariacademy.Read more
The correct answer is (C) Presence of fats.
When testing a food item, an oily patch on paper indicates the presence of fats. Fats do not evaporate like water, leaving a translucent stain. Foods like butter, oil and nuts show this effect during testing.
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What is a magnetic compass used for?
The correct answer is (B) Finding directions. A magnetic compass is a navigation tool that uses the Earth's magnetic field to point north. It helps travelers, sailors and hikers determine directions accurately. The needle aligns with the Earth's magnetic poles, guiding users in navigation. For moreRead more
The correct answer is (B) Finding directions.
A magnetic compass is a navigation tool that uses the Earth’s magnetic field to point north. It helps travelers, sailors and hikers determine directions accurately. The needle aligns with the Earth’s magnetic poles, guiding users in navigation.
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Which of the following is a naturally occurring magnet?
The correct answer is (B) Lodestone. Lodestone is a naturally occurring magnet made of magnetite (Fe₃O₄). It was the first known magnetic material and was historically used in early compasses. In contrast, bar magnets, U-shaped magnets and electromagnets are artificially made. For more visit here: hRead more
The correct answer is (B) Lodestone.
Lodestone is a naturally occurring magnet made of magnetite (Fe₃O₄). It was the first known magnetic material and was historically used in early compasses. In contrast, bar magnets, U-shaped magnets and electromagnets are artificially made.
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Which of these materials is magnetic?
The correct answer is (C) Iron. Iron is a magnetic material that gets attracted to magnets. Other magnetic materials include nickel and cobalt. In contrast, plastic, wood and glass are non-magnetic and do not respond to a magnetic field. For more visit here: https://www.tiwariacademy.in/ncert-solutiRead more
The correct answer is (C) Iron.
Iron is a magnetic material that gets attracted to magnets. Other magnetic materials include nickel and cobalt. In contrast, plastic, wood and glass are non-magnetic and do not respond to a magnetic field.
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