General Science Practice Question and Answer
8 Q: Ant stings occur in?
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5eeb11b813d72d584fb3fef0- 1oxide acidfalse
- 2Formic acidtrue
- 3lactic acidfalse
- 4None of thesefalse
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Answer : 2. "Formic acid"
Q: The Ratio of the total distance is travelled by a body to the total time taken by it is its.
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5f02b102e890ce63e579f6b6- 1Instantaneous velocityfalse
- 2Linear velocityfalse
- 3Average Speedtrue
- 4Accelerationfalse
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Answer : 3. "Average Speed"
Q: In the following that is not related to gases low.
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5ee8665d109b5d6e015e58ea- 1Boyle’s lawfalse
- 2Avogadro’s lawfalse
- 3Len'z lawtrue
- 4Charles’s lawfalse
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Answer : 3. "Len'z law"
Q: BCG vaccine is given?
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603639cfe62cee435672fb4e- 1To protect poliofalse
- 2To prevent tuberculosistrue
- 3for bothfalse
- 4To prevent malariafalse
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Answer : 2. "To prevent tuberculosis"
Q: Diamond has the nature of chemical bond?
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5eeadec5ad25df5a63247e16- 1Ionicfalse
- 2Metallicfalse
- 3Deputy Co-ordinatorfalse
- 4covalenttrue
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Answer : 4. "covalent"
Q: Which is the first metal used by humans?
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5eeb13ffad25df5a63256bd3- 1Goldfalse
- 2Ironfalse
- 3Coppertrue
- 4Silverfalse
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Answer : 3. "Copper"
Q: Who has the maximum field of vision?
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5eec76f81dab100936f0c587- 1plane mirrorfalse
- 2convex mirrortrue
- 3concave mirrorfalse
- 4All of themfalse
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Answer : 2. "convex mirror"
Q: The main function of epithelial tissue is?
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5ee83633642b7466172261d5- 1Convectionfalse
- 2generationfalse
- 3Defensetrue
- 4emissionsfalse
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Answer : 3. "Defense"
Explanation :
The main function of epithelial tissue is:
(C) Defense
Explanation:
Epithelial tissue serves as a protective covering for the body and its organs. It acts as a barrier that helps prevent the entry of pathogens and other harmful substances. Epithelial cells are tightly packed and form continuous sheets, providing a protective layer on the body surfaces, both internal and external. This protective function is essential for defending the body against infections and maintaining its integrity. Therefore, option (C) Defense is the correct answer.