General Science Practice Question and Answer
8 4 Q:
5e1e5068d9d32b38eeb8bd19 4 Q:
5e6b7c0fc34ec57f0d141f2c 4 Q:
5dc4d59c41768167982a3a6b 4 Q:
5e2536a24f019a6cc27ccf74 4 Q:
5dc22857ee5d9e2ea2b404bc 4 Q:
60920368265c9d1ad0127bed 4 Q:
5e81f253d56d695255dd3892 4 Answer : 4. "chromium"
Q: Is the symbol of gold?
2393 05e1e5068d9d32b38eeb8bd19
5e1e5068d9d32b38eeb8bd19- 1Mgfalse
- 2Hgfalse
- 3Agfalse
- 4Autrue
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Answer : 4. "Au"
Q: Pyramid of energy
2391 05e6b7c0fc34ec57f0d141f2c
5e6b7c0fc34ec57f0d141f2c- 1is always upright.true
- 2is inverted only for sea ecosystem.false
- 3is always inverted.false
- 4can be both inverted or upright.false
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Answer : 1. "is always upright. "
Q: Which of the following metals is used in spacecraft to tolerate high temperatures?
2378 05dc4d59c41768167982a3a6b
5dc4d59c41768167982a3a6b- 1Fefalse
- 2Titrue
- 3Nifalse
- 4Pbfalse
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Answer : 2. "Ti"
Q: The best conductor of heat among the following is
2377 05e2536a24f019a6cc27ccf74
5e2536a24f019a6cc27ccf74- 1alcoholfalse
- 2mercurytrue
- 3etherfalse
- 4waterfalse
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Answer : 2. "mercury"
Q: When ice melts, its
2372 05dc22857ee5d9e2ea2b404bc
5dc22857ee5d9e2ea2b404bc- 1Volume increasesfalse
- 2Volume decreasestrue
- 3Volume and mass both decreasefalse
- 4Volume decreases while mass increasesfalse
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Answer : 2. "Volume decreases "
Q: What is the product formed when sodium bicarbonate is heated strongly?
2363 060920368265c9d1ad0127bed
60920368265c9d1ad0127bed- 1Sodium Peroxidefalse
- 2Sodium Monoxidefalse
- 3Sodium Carbonatetrue
- 4Sodium Hydroxidefalse
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Answer : 3. "Sodium Carbonate "
Q: What happens to the weight, when iron rusts?
2361 05e81f253d56d695255dd3892
5e81f253d56d695255dd3892- 1Weight increasesfalse
- 2Weight decreasesfalse
- 3Weight remains the samefalse
- 4Weight first increases then decreasestrue
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Answer : 4. "Weight first increases then decreases "
Q: Stainless steel contains steel and 2359 05b5cc7efe4d2b41977751d71
5b5cc7efe4d2b41977751d71- 1manganesefalse
- 2vanadiumfalse
- 3nickelfalse
- 4chromiumtrue
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Answer : 4. "chromium"
Explanation :
Answer: D) chromium Explanation: Stainless steel contains 18% chromium and 82% steel
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