General Science Practice Question and Answer
8 Q: During summer, water kept in an earthen pot becomes cold due to?
835 061d6d6c00499556d96b5be94
61d6d6c00499556d96b5be94- 1Evaporationtrue
- 2Diffusionfalse
- 3Transpirationfalse
- 4osmosisfalse
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Answer : 1. "Evaporation"
Q: A 40kVA transformer has core loss of 400 W & full load copper loss of 800 W. The proportion of full load at maximum efficiency is -
830 06304af8620c0656a1d925419
6304af8620c0656a1d925419- 150%false
- 262.3%false
- 370.7%true
- 4100%false
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Answer : 3. "70.7%"
Q: In protein synthesis, different types of amino acids are brought to the ribosome where proteins are made?
827 063bd24898f5b1f774c440c37
63bd24898f5b1f774c440c37- 1m-RNAfalse
- 2r-RNAfalse
- 3t-RNAtrue
- 4All of the abovefalse
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Answer : 3. "t-RNA"
Q: The weight of our body is mostly made of?
825 061d6cb0235bd1c6dbafc4dcb
61d6cb0235bd1c6dbafc4dcb- 1From Watertrue
- 2Parts of Skinfalse
- 3From Bonesfalse
- 4Parts of Bodyfalse
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Answer : 1. "From Water"
Q: Which of the following can be used to complete an electric circuit if one runs out of connecting wire?
823 06256fc5997d72a7e43b2a66e
6256fc5997d72a7e43b2a66e- 1A paper stripfalse
- 2A rubber beltfalse
- 3A wooden stickfalse
- 4A bladetrue
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Answer : 4. "A blade "
Q: Which of the following is the largest endocrine gland in human body?
822 06310b73f4e3bf85cbe81742f
6310b73f4e3bf85cbe81742f- 1Pancreasfalse
- 2Thyroidtrue
- 3Pituitaryfalse
- 4Hypothalamusfalse
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Answer : 2. "Thyroid"
Explanation :
1. The largest endocrine gland in the human body is the thyroid gland. This gland is located in the front and bottom of the neck and produces thyroxine and calcitonin hormones.
2. The thyroxine hormone helps regulate the body's metabolism, while the calcitonin hormone helps regulate calcium levels in the blood.
Q: Which one of the following sets of elements was primarily responsible for the origin of life on the Earth?
815 0638de0c175f808476e2c5184
638de0c175f808476e2c5184- 1Hydrogen, Oxygen, Sodiumfalse
- 2Carbon, Hydrogen, Nitrogentrue
- 3Oxygen, Calcium, Phosphorusfalse
- 4Carbon, Hydrogen, Potassiumfalse
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Answer : 2. "Carbon, Hydrogen, Nitrogen"
Q: What is the percentage of protein in soybean?
813 063b6c96f28c33f137b3c9548
63b6c96f28c33f137b3c9548- 175%false
- 250%false
- 364%false
- 442%true
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Answer : 4. "42%"
Explanation :
Soybean seeds contain to 40% of crude protein and about 20% of fat, and soybean meal characterized higher content of crude protein- about 40-49%. Soybean meal standardized on 44 and 49% of protein there is on the feed market