The exine of pollen grain comprises
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Isogamous condition with non-flagellated gametes is found in
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Which one is responsible for the formation of peat?
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Chromatophores participate in
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Prothallus gives rise to sporophyte without fertilization. This is known as
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Which of the following completely lacks cell wall?
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The cell wall of Spirogyra contains
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Which one differs from Spirogyra based on its nucleus?
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Agar is commercially obtained from
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First plants to inhabit the land
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Conifers can tolerate extreme environments because of
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Double fertilization is the characteristic of
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