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प्रश्न
Explain briefly the following term with a suitable example:
Antheridium
उत्तर
Antheridium is the name for the male sexual organ found in cryptogams, which include algae, fungus, bryophytes, and pteridophytes. The male gametes, or antherozoids, are produced by it. It could be made up of just one cell, or it could have a wall that encloses the growing gametes in a sterile jacket comprised of one or more layers.
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संबंधित प्रश्न
Name three groups of plants that bear archegonia. Briefly describe the life cycle of any one of them.
Explain briefly the following term with a suitable example:
protonema
Explain briefly the following term with a suitable example:
Archegonium
Explain briefly the following term with a suitable example:
Diplontic
Explain briefly the following term with a suitable example:
Sporophyll
Differentiate between the following:
Liverworts and Moss
Which is NOT a character of bryophytes?
Amphibians of the plant kingdom are
Gemmae are present in ______
Bryophytes that prevent soil erosion by forming dense mats on the soil are ______.
A plant shows thallus level of organization. It shows rhizoids and is haploid. It needs water to complete its life cycle because the male gametes are motile. Identify the group to which it belongs to ______.
Protonema is ______.
Why are bryophytes called the amphibians of the plant kingdom?
Draw labelled diagrams of
- Female and male thallus of a liverwort.
- Gametophyte and sporophyte of Funaria.
- Alternation of generation in Angiosperm.
