Basic Science Practice Question and Answer
8 4 Q:
5fc9cc615c47b65b5b2c1f43 4 Q:
6073fcade170a5231dc3361b 4 Q:
5fa5159b9e3c9b0bcb6ff59c 4 Q:
625fd4d2e1e2a840c31b8fe0 4 Q:
5f72eb0cc0afea20a179237c Answer : 4. "Lactic acid"
4 Q:
607ff5e20372d85428979e4d 4 Q:
607e9a670372d854289512e0 4 Q:
607024ebdc80477c02cb6535
Q: What is Air?
1165 05fc9cc615c47b65b5b2c1f43
5fc9cc615c47b65b5b2c1f43- 1elementfalse
- 2Mixturetrue
- 3Compoundsfalse
- 4None of thesefalse
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Answer : 2. "Mixture"
Q: The only non-metal which is liquid at room temperature is–
1162 06073fcade170a5231dc3361b
6073fcade170a5231dc3361b- 1Mercuryfalse
- 2Brominetrue
- 3Chlorinefalse
- 4Galliumfalse
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Answer : 2. "Bromine"
Q: Wind speed is measured by which of the following instruments-
1160 05fa5159b9e3c9b0bcb6ff59c
5fa5159b9e3c9b0bcb6ff59c- 1Barometerfalse
- 2Windvenfalse
- 3Anemometertrue
- 4Rotameterfalse
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Answer : 3. "Anemometer"
Q: The combination of male and female gametes is called-
1154 0625fd4d2e1e2a840c31b8fe0
625fd4d2e1e2a840c31b8fe0- 1pollinating particlefalse
- 2Fertilizationtrue
- 3Mukulanfalse
- 4Sporefalse
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Answer : 2. "Fertilization"
Q: Which of the following acids are formed during the formation of curd from milk?
1151 05f72eb0cc0afea20a179237c
5f72eb0cc0afea20a179237c- 1Acetic acidfalse
- 2Ascorbic acidfalse
- 3Citric acidfalse
- 4Lactic acidtrue
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Answer : 4. "Lactic acid"
Explanation :
As an end product, lactic acid is produced which makes the milk thicker and finally converts it into curd.
Q: The energy released during cellular respiration is stored in _______.
1145 0607ff5e20372d85428979e4d
607ff5e20372d85428979e4d- 1ATPtrue
- 2glucosefalse
- 3lungsfalse
- 4ileumfalse
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Answer : 1. "ATP"
Q: Which of the following acids is present in ant bites?
1144 0607e9a670372d854289512e0
607e9a670372d854289512e0- 1Formic acidtrue
- 2Malic acidfalse
- 3Perchloric acidfalse
- 4Nitric acidfalse
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Answer : 1. "Formic acid"
Q: Which of the following is a nitrogen-fixing bacteria?
1143 0607024ebdc80477c02cb6535
607024ebdc80477c02cb6535- 1Salmonellafalse
- 2Rhizobiumtrue
- 3E.colifalse
- 4Pseudomonafalse
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Answer : 2. "Rhizobium "
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