General Science Practice Question and Answer
8 Q: Burns caused by steam are much more severe than those caused by boiling water because-
1108 06078e69c0372d85428879559
6078e69c0372d85428879559- 1Steam pierces through the pores of body quicklyfalse
- 2Steam has latent heatfalse
- 3Temperature of steam is highertrue
- 4Steam is gas and engulfs the body quicklyfalse
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Answer : 3. "Temperature of steam is higher"
Q: Pancreatic juice contains which enzyme that breaks down emulsified fats?
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62e7dacdefd77421d9572e02- 1Lipasetrue
- 2Pepsinfalse
- 3Trypsinfalse
- 4Amylasefalse
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Answer : 1. "Lipase"
Explanation :
1. Pancreatic juice contains a lipase enzyme, which decomposes emulsified fats.
2. Lipase: It is an enzyme found in pancreatic juice and responsible for the breakdown of emulsified fats.
Q: Which of the following materials has the least resistivity?
1098 063287ca78146e66c2992e310
63287ca78146e66c2992e310- 1Coppertrue
- 2Ironfalse
- 3Carbonfalse
- 4Brassfalse
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Answer : 1. "Copper "
Q: It is possible to store pollen grains of a large number of species for year’s in-
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60a36fc8b1d2440614bc3bcc- 1Liquid hydrogenfalse
- 2Liquid oxygenfalse
- 3Solid hydrogenfalse
- 4Liquid nitrogentrue
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Answer : 4. "Liquid nitrogen "
Q: Who used the word histology for the first time?
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63b6a5c53d35cd0deea0c778- 1Memonfalse
- 2schleidenfalse
- 3robert hookfalse
- 4Mayortrue
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Answer : 4. "Mayor"
Explanation :
The term "histology" was first used by the French physician Marie François Xavier Bichat, but it was popularized and introduced into English by the Swiss anatomist Karl Wilhelm von Nägeli in the early 19th century.
Q: The mirror used in vehicles is called
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6062c470664bf7144c917015- 1Convextrue
- 2Concavefalse
- 3Planefalse
- 4None of thesefalse
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Answer : 1. "Convex "
Q: A batsman hits the ball for a boundary past the bowler i.e. four runs. The batsman thus _________.
1095 0639c8b924eaee21296c27eba
639c8b924eaee21296c27eba- 1changes the direcon and speed of the balltrue
- 2does not change the direcon but speed onlyfalse
- 3does not change the speed but direcon onlyfalse
- 4does not change either direcon or speedfalse
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Answer : 1. "changes the direcon and speed of the ball"
Q: Persons suffering from myopia are advised to use
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60a3724df98a59772516e2a0- 1Convex lensfalse
- 2Concave lenstrue
- 3Plano-convex lensfalse
- 4Plano-concave lensfalse
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