Agar is commercially obtained from
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Agar is commercially obtained from
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A well developed archegonium with neck consisting of 4-6 rows of neck canal cells, characterises
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Which of the following cannot fix nitrogen?
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In Chlorophyceae, sexual reproduction occurs by
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Unique features of bryophytes is that they
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The ‘wing’ of Pinus seed is derived from
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Which one is the most advanced from evolutionary point of view?
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Pinus differs from mango in having
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In Ulothrix / Spirogyra, reduction division (meiosis) occurs at the time of
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Chloroplast of Chlamydomonas is
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Pyrenoids are the centres for formation of
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Pteridophytes differ from mosses / bryophytes in possessing
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