Pollination is best defined as
transfer of pollen from anther to stigma
germination of pollen grains
growth of pollen tube in ovule
visiting flowers by insects
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Plants receive their nutrients mainly from |
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Movement of cell against concentration gradient is called |
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Photosynthesis generally takes place in which parts of the plant? |
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Most fish do not sink in water because of the presence of |
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Plants synthesis protein from |
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Plants absorb dissolved nitrates from soil and convert them into |
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Out of 900 reported species of living gymnosperms, conifers are represented by about 500 species, About 2,50,000 species of angiosperms (flowering plants) have also been reported in the world. The vast and dominant woodlands in Europe, Asia, North America and mountains such as Himalayas are wooded with |
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One of the following is not a function of bones. |
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Plants absorb most part of water needed by them through their |
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Photo-oxidation is |
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