Biology Questions Practice Question and Answer
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Q: The phrase ‘Survival of the fittest’ as a way of describing the mechanism of natural selection was coined by __________.
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632c571b5c208a6bf7eb5de5- 1Louis Pasteurfalse
- 2Charles Babbagefalse
- 3Herbert Spencertrue
- 4Marie Curiefalse
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Answer : 3. "Herbert Spencer"
Q: What is the osmolarity(in mO smolL–1) in the outer cortex and inner medullary region?
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63c8fa49bd6d90332092c5a3- 1300 and 900 respectivelyfalse
- 2600 and 300 respectivelyfalse
- 31200 and 300 respectivelyfalse
- 4300 and 1200 respectivelytrue
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Answer : 4. "300 and 1200 respectively"
Q: The retina in an outgrowth of the______
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63cfbb47e1da9912d9d08ba9- 1Mesencephalonfalse
- 2Diencephalontrue
- 3Telencephalonfalse
- 4Ponsfalse
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Answer : 2. "Diencephalon"
Q: Deficiency of which one of the following causes xeroph thalmia
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6389ba5aa528960cccf484b7- 1Vitamin B3false
- 2Vitamin B12false
- 3Vitamin Atrue
- 4Vitamin Cfalse
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Answer : 3. "Vitamin A"
Q: All of the following are excretory (waste) products of animals, except
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62cd62a3e05adc389382a29f- 1Carbohydratestrue
- 2Ureafalse
- 3Uric Acidfalse
- 4Ammoniafalse
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Answer : 1. "Carbohydrates"
Q: About 70% of the Sun is made up of ____.
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632c5cf65c208a6bf7eb9dac- 1Hydrogentrue
- 2Oxygenfalse
- 3Carbonfalse
- 4Heliumfalse
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Answer : 1. "Hydrogen"
Q: What is digestion?
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63c7ab778731ac33279ac058- 1Conversion of complex bio-macromolecules to simple absorbable formstrue
- 2Conversion of complex biomolecules to a simple formfalse
- 3Conversion of complex bio-macromolecules to a simple formfalse
- 4Conversion of simple biomolecules to complex formfalse
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Answer : 1. "Conversion of complex bio-macromolecules to simple absorbable forms"
Q: Psidium guajava is the scientific name of ___________.
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62de81d98c996774cb938ba5- 1Guavatrue
- 2Mangofalse
- 3Bamboofalse
- 4Jack fruitfalse
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Answer : 1. "Guava"
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