Biology Practice Question and Answer
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Q: The change of milk into curd is done by-
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5f72eb92a921aa16e6826dcf- 1Bacteriatrue
- 2Vitaminfalse
- 3Enzymefalse
- 4None of the abovefalse
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Answer : 1. "Bacteria"
Q: Hypothermia occurs due to loss of excessive heat from body due to sudden low body temperature in:
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60b6e6302f692872ec8ca62b- 1Lizardsfalse
- 2Snakestrue
- 3Frogsfalse
- 4Human beingsfalse
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Answer : 2. "Snakes "
Q: Spinach leaves have the highest quantity?
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5fe9a9c604717d1a56bfbef9- 1Vitaminfalse
- 2Irontrue
- 3Carbohydratefalse
- 4Fatfalse
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Answer : 2. "Iron"
Q: The branch of animal science under which genetic traits and its inheritance are studied is called
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5fe9a6215f33bc1b3363d881- 1Ecologyfalse
- 2Cytologyfalse
- 3Geologyfalse
- 4Geneticstrue
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Answer : 4. "Genetics"
Q: Which of the following diseases is often spread through air?
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5f7c0ac91e5cb657ce27d4f2- 1Typhoidfalse
- 2Tuberculosisfalse
- 3Cholerafalse
- 4Plaguetrue
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Answer : 4. "Plague"
Q: Which of the following protects the inner lining of the stomach from the action of the hydrochloric acid under the normal conditions?
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6062c3559cf7d827dcdcfbff- 1Villifalse
- 2Mucustrue
- 3Salivafalse
- 4Digestive Juicesfalse
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Answer : 2. "Mucus"
Q: What causes the dough to rise on the addition of yeast?
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61110bc7a7cc2a2d996fb7e8- 1increase in the number of yeast cellsfalse
- 2release of carbon dioxide gastrue
- 3rise in temperaturefalse
- 4increase in the quantity of matterfalse
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Answer : 2. "release of carbon dioxide gas"
Q: The pH of human blood is
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5f8fe8293ca2d767b1829dd9- 17.5false
- 27.4true
- 38.1false
- 48.4false
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Answer : 2. "7.4"
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