Angiosperms

IMPORTANT

Angiosperms: Overview

This topic describes angiosperms. It explains about its uses, its classes along with their structures. It also describes the life cycle of angiosperms.

Important Questions on Angiosperms

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The gametophytic generation in the life cyle of angiosperm is the diploid multicellular phase.

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What are two stages in the life cycle of an angiosperm plant?

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_____ is the diploid multicellular stage in the life cycle of an angiosperm plant. (Answer in a single word)

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The sporophytic generation in the life cycle of angiosperm is a diploid multicellular stage.

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What is gametophyte phase in an angiosperm plant.

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A commercial fibre of monocot origin is:

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Maximum production of coconut is in which state?

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Which is called 'Kalpvariksha'?

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The _____ develop into a male gametophytic generation which is highly reduced and is confined to only a limited number of cells.

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Grafting is not possible in monocots as they ____.

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Distinguish between Dicotyledonae and Monocotyledonae.

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Angiosperms A and B shown in the figure belong to the class___________ and ______________respectively

Question Image

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Match column I with column II and select the correct answer:

Column I Column II
A. Zygote 1. Haploid
B. 4n 2. Triploid
C. Endosperm 3. 2n
D. Synergid 4. Tetraploid

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Girth of a Maize plant does not increase over a period of time. Justify.

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Double fertilization is exhibited by

HARD
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If the diploid number of a flowering plant is 36. What would be the chromosome number in the endosperm?

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Which of the following is a set of characteristics corresponding to monocots?

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Assertion: More dicot species are known than that of monocot species.

Reason: Two cotyledons are present in the dicot plants.

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Assertion: Angiosperms are mostly terrestrial.

Reason: Angiosperms are found in plains only.

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Assertion: Angiosperms lack flagellate male gametes.

Reason: Sperms are not dependent on water for fertilization.