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प्रश्न
The plant body in higher plants is well differentiated and well developed. Roots are the organs used for the purpose of absorption. What is the equivalent of roots in the less developed lower plants?
उत्तर
In lower plants like algae, holdfast is present and in bryophytes, rhizoids are present instead of roots.
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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
Differentiate between the following:
Liverworts and Moss
Which of the following play an important role in plant succession on bare rocks or soil?
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?
