Practice Question and Answer
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Q: Plants absorb dissolved nitrates from soil and convert them into 4621 05c497c21508f62543faa5964
5c497c21508f62543faa5964- 1free nitrogentrue
- 2ureafalse
- 3ammoniafalse
- 4proteinsfalse
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Answer : 1. "free nitrogen"
Q: Plants synthesis protein from which 2325 05c497bf485451c5d3308c077
5c497bf485451c5d3308c077- 1starchfalse
- 2sugarfalse
- 3amino acidstrue
- 4fatty acidsfalse
- 5starchfalse
- 6sugarfalse
- 7amino acidstrue
- 8fatty acidsfalse
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Answer : 3. "amino acids" 7. "amino acids"
Q: Most fish do not sink in water because of the presence of swim bladder air bladder air sacs 2680 05c497bb985451c5d3308c072
5c497bb985451c5d3308c072- 1I and II are correcttrue
- 2II and III are correctfalse
- 3III and IV are correctfalse
- 4I, II, III and IV are correctfalse
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Answer : 1. "I and II are correct"
Q: Photosynthesis generally takes place in which parts of the plant? 1845 05c497b5485451c5d3308c06d
5c497b5485451c5d3308c06d- 1Leaf and other chloroplast bearing partstrue
- 2stem and leaffalse
- 3Roots and chloroplast bearing partsfalse
- 4Bark and leaffalse
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Answer : 1. "Leaf and other chloroplast bearing parts"
Q: Movement of cell against concentration gradient is the called 1824 05c497b21508f62543faa5956
5c497b21508f62543faa5956- 1osmoisifalse
- 2active transporttrue
- 3diffusionfalse
- 4passive transportfalse
- 5osmoisifalse
- 6active transporttrue
- 7diffusionfalse
- 8passive transportfalse
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Answer : 2. "active transport" 6. "active transport"
Q: Plants receive their nutrients mainly from 2543 05c497ae985451c5d3308c063
5c497ae985451c5d3308c063- 1chlorophyllfalse
- 2atmospherefalse
- 3lightfalse
- 4soiltrue
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Answer : 4. "soil"
Q: Pollination is best defined as to 1906 05c497ab585451c5d3308c05a
5c497ab585451c5d3308c05a- 1transfer of pollen from another to stigmatrue
- 2germination of pollen grainsfalse
- 3growth of pollen tube in ovulefalse
- 4visiting flowers by insectsfalse
- 5transfer of pollen from another to stigmatrue
- 6germination of pollen grainsfalse
- 7growth of pollen tube in ovulefalse
- 8visiting flowers by insectsfalse
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Answer : 1. "transfer of pollen from another to stigma" 5. "transfer of pollen from another to stigma"
Q: Pine, fir, spruce, cedar, larch and cypress are the famous timber-yielding plants of which several also occur widely in the hilly regions of India. All these belong to 1836 05c497a3b85451c5d3308c055
5c497a3b85451c5d3308c055- 1angiospermsfalse
- 2gymnospermstrue
- 3monocotyledonsfalse
- 4dicotyledonsfalse
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Answer : 2. "gymnosperms"
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