Basic Science Practice Question and Answer
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Q: Which of the following is not easily oxidized at high temperature?
1793 05f86a3f4dcf12a01a141541a
5f86a3f4dcf12a01a141541a- 1Insulatorfalse
- 2Alloytrue
- 3Semi-conductorfalse
- 4conductorfalse
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Answer : 2. "Alloy"
Q: Mac Numbers are used in relation to velocity__.
1790 05f8fd2eef28f4b47be4b9347
5f8fd2eef28f4b47be4b9347- 1Soundfalse
- 2Shipfalse
- 3Aircrafttrue
- 4Spacecraftfalse
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Answer : 3. "Aircraft"
Q: A gas burning with blue flame is-
1787 05f913c257793eb35d72dd65d
5f913c257793eb35d72dd65d- 1Hydrogenfalse
- 2Nitrogenfalse
- 3Carbon dioxidefalse
- 4Carbon monoxidetrue
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Answer : 4. "Carbon monoxide"
Q: Why are white dresses worn in summer?
1785 05f913083d6785c0fc0d91399
5f913083d6785c0fc0d91399- 1Bad absorbers of heat aretrue
- 2are cheapfalse
- 3are attractivefalse
- 4None of thesefalse
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Answer : 1. "Bad absorbers of heat are"
Q: Which one of the following is an alloy?
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5f9103db9e18f97b703f9c7b- 1Zincfalse
- 2Steeltrue
- 3leadfalse
- 4aluminumfalse
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Answer : 2. "Steel"
Q: Maximum density of water is-
1771 05f746665bb26e87e5eea9b4f
5f746665bb26e87e5eea9b4f- 10°Cfalse
- 2100°Cfalse
- 325°Cfalse
- 44°Ctrue
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Answer : 4. "4°C"
Q: What chemical substance is present in bones and teeth, what is it called?
1767 0601408f65beea84b8ecf1c6c
601408f65beea84b8ecf1c6c- 1calcium chloridefalse
- 2calcium boratefalse
- 3calcium phosphatetrue
- 4calcium sulfatefalse
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Answer : 3. "calcium phosphate"
Q: The first intergeneric 'hybrid' between radish and cabbage was made?
1766 0604ddf5aa01bc447899e2253
604ddf5aa01bc447899e2253- 1Rimpu (1890)false
- 2Hull (1945)false
- 3Adam (1982)false
- 4Carpeco (1927)true
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Answer : 4. "Carpeco (1927)"
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