Biology Practice Question and Answer
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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: Tissues are made in the body?
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61110b7bf65c04691be9d057- 1from fatfalse
- 2Carbohydratesfalse
- 3proteintrue
- 4Vitaminfalse
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Answer : 3. "protein"
Q: Heart is a muscle?
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61110af188e05669409e4ed9- 1unmarked and optionalfalse
- 2Lined and optionalfalse
- 3having fewer mitochondriafalse
- 4stimulated or exacerbated and involuntary by a spontaneously produced stimulustrue
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Answer : 4. "stimulated or exacerbated and involuntary by a spontaneously produced stimulus"
Q: Which of these animals have external and internal skeleton?
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61110aa388e05669409e4dde- 1Cockroachfalse
- 2Earthwormfalse
- 3Frogsfalse
- 4Snaketrue
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Answer : 4. "Snake"
Q: Dolphins of Ganges exist?
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61110a13a7cc2a2d996fabac- 1Reptilefalse
- 2breasttrue
- 3Invertebratesfalse
- 4fishfalse
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Answer : 2. "breast"
Q: Which is the correct ascending hierarchy of groups of taxonomy in taxonomy?
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6111098588e05669409e480d- 1Species-Order-Genus-Familyfalse
- 2Species-Genus-Family-Ordertrue
- 3Family-Genus-Species-Orderfalse
- 4Genus-Family-Species-Orderfalse
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Answer : 2. "Species-Genus-Family-Order"
Q: How do most insects respire?
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6111093cd3ab8c0743d13cd6- 1skinfalse
- 2from cleomefalse
- 3from the lungsfalse
- 4from the nervous systemtrue
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Answer : 4. "from the nervous system"
Q: To what depth are photosynthetic marine plants found?
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6110f9fc56e5e568efb2cb36- 120-30 mtrue
- 2180-200 mfalse
- 3980-1000 mfalse
- 41800-2000 mfalse
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Answer : 1. "20-30 m"
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