From evolutionary point of view, tracheids and sieve cells are more primitive than tracheae and sieve tubes respectively. The angiosperms have:
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Roots of which plant contain a red pigment which has affinity for oxygen? |
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Stem develops from |
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In unilocular ovary with a single ovule the placentation is |
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Bhojpatra is obtained from |
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A fruit developed from hypanthodium inflorescence is called |
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A group of flowering plants whose seed typically has two embryonic leaves or cotyledons is called |
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Small sized plants which have soft stem are termed as |
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Cotyledons and testa respectively are edible parts in |
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Endosperm is consumed by developing embryo in the |
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Fleshy adventitious roots are found in |
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