Basic Science Practice Question and Answer
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Q: If the mass of a body is 'm' on the surface of the earth, its mass on the surface of the moon will be :
455 06087dba29f98193d2de84f3b
6087dba29f98193d2de84f3b- 1m/6false
- 2m+ 6false
- 3mtrue
- 46mfalse
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Answer : 3. "m"
Q: The sky appears blue due to its?
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61d6d10035bd1c6dbafc6b9c- 1Refraction of Lightfalse
- 2Reflection of Lightfalse
- 3Scattering of Lighttrue
- 4Diffraction of Lightfalse
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Answer : 3. "Scattering of Light"
Q: Goiter / excessive growth of thyroid gland causes by the deficiency of:
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616e8847d7d2797c4a88a866- 1Calciumfalse
- 2potassiumfalse
- 3Iodinetrue
- 4Ironfalse
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Answer : 3. " Iodine "
Q: Speed of sound is maximum?
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601406bc5beea84b8ecef91c- 1in airfalse
- 2In waterfalse
- 3in vacuumfalse
- 4Steeltrue
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Answer : 4. "Steel"
Q: Iron pipes, from which water is supplied, are coated with zinc (Zn) to prevent rusting. This layering process is called?
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611b604eccbc2b477b6dbf8e- 1Annealingfalse
- 2Vulcanizationfalse
- 3Yashad coatingtrue
- 4none of thesefalse
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Answer : 3. "Yashad coating"
Q: Insulin was invented by?
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611b67f06d0fd147810fba82- 1Eijkmanfalse
- 2Bettingtrue
- 3Domagkfalse
- 4H. G. khuranafalse
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Answer : 2. "Betting"
Q: By which instrument the purity of milk is measured?
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611b67aa6d0fd147810fba23- 1Lactometertrue
- 2manometerfalse
- 3Pyrometerfalse
- 4Tachometerfalse
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Answer : 1. "Lactometer"
Q: Who invented the television?
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611b676a6d0fd147810fba02- 1Niels Bohrfalse
- 2J. Ale. Bairdtrue
- 3Alexander Flemingfalse
- 4Village Wellfalse
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Answer : 2. "J. Ale. Baird"
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