Download NCERT Solutions For Class 11 Biology Chapter 3 Plant Kingdom In Pdf, All NCERT CBSE Solutions For All Subject In Pdf
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What is the basis of classification of algae?
When and where does reduction division take place in the life cycle of a liverwort, a
moss, a fern, a gymnosperm and an angiosperm?
Name three groups of plants that bear archegonia. Briefly describe the life cycle of
any one of them.
Mention the ploidy of the following: protonemal cell of a moss; primary endosperm
nucleus in dicot, leaf cell of a moss; prothallus cell of a fern; gemma cell in
Marchantia; meristem cell of monocot, ovum of a liverwort, and zygote of a fern.
Write a note on economic importance of algae and gymnosperms.
Both gymnosperms and angiosperms bear seeds, then why are they classifiedseparately?
What is heterospory? Briefly comment on its significance. Give two examples.
Explain briefly the following terms with suitable examples:-
Differentiate between the following:-
(i)red algae and brown algae
(ii) liverworts and moss
(iii) homosporous and heterosporous pteridophyte
(iv) syngamy and triple fusion
How would you distinguish monocots from dicots?
Describe the important characteristics of gymnosperms.
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