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Plant Kingdom

Question

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The correct floral formula of chilli is

Solution

A.

Chilli (Capsicum annum) belongs to the family -Solanaceae. In this family, a flower is actinomorphic, complete and bisexual; Calyx has five sepals which are gamosepalous showing valvate aestivation; corolla has five petals which are polypetalous showing valvate aestivation; androecium has five free stamens but epipetalous; gynoecium is bi carpellary, syncarpous, bilocular with superior ovary having axile placentation.

Some More Questions From Plant Kingdom Chapter

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 ferm; 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 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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