Plant Kingdom
Differentiate between the following:
liverworts and moss
Liverworts |
Moss |
1.Rhizoids are unicellular |
1. Rhizoids are multicellular and branched. |
2. Gemma cups are present |
2. Gemma cups are absent |
3. Protonema absent. |
3. Protonema present |
4. They are generally thalloid, with dichotomous branching. |
4. They are foliage, with lateral branching. |
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Write a note on economic importance of algae and gymnosperms.
Both gymnosperms and angiosperms bear seeds, then why are they classified separately?
What is heterospory? Briefly comment on its significance. Give two examples.
Explain briefly the following terms with suitable examples:
(i) protonema
(ii) antheridium
(iii) archegonium
(iv) diplontic
(v) sporophyll
(vi) isogamy
Differentiate between the following:
Red algae and brown algae
Differentiate between the following:
liverworts and moss
Differentiate between the following:
homosporous and heterosporous pteridophyte
Differentiate between the following:
syngamy and triple fusion
How would you distinguish monocots from dicots?
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