In Bryophytes

All the cells are of vegetative structure, but with few exceptions, which are fertile and produce gametes.

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There is a presence of an outer layer of sterile protective cells around sexual organs.

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Female sex organs are absent.

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Fruits are always formed.

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Solution

The correct option is B There is a presence of an outer layer of sterile protective cells around sexual organs.
In Bryophytes, the sex organs are present in antheridium and archegonium in which they are covered by sterile protective cells. Hence the correct option is B.

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Similar questions

Q. In which of the following plant group, reproductive organs are not enclosed in a layer of sterile cells?

(a) What are the female gametes in humans called ?

(b) Name the organs which produce female gametes.

Q. Match the name of the plants given in column A with their characteristics given in columns B and C. Write the answer in the space provided.

Plants	Characteristics
Column A	Column B	Column C
(A) Red algae	(a) Seeds not enclosed by fruits, non-flowering	(i) Vegetative reproduction fragmentation, rhizoids are absent.
(B) Marchantia	(b) Seeds enclosed by fruits, tripetalous	(ii) Reticulate veins, presence of primary root.
(C) Pinus	(c) Thalloid structure, phycoerythrin in excess.	(iii) Gametophyte-adult plant body, rhizoids are present.
(D) Mustard	(d) Thalloid structure, sporophyte is chlorophyllous.	(iv) Parallel venation, primary root absent.
	(e) Seeds enclosed by fruit teetrapetalous	(v) Cones are the reproductive structures microspores contain female gametes.
	(f) Thalloid structure, sporophyte is non chlorophyllous	(vi) Cones are the reproductive structures, megaspores contain female gametes.

Q. The sex organs are absent, but plasmogamy is brought about by the fusion of two vegetative or somatic cells of different genotypes. It is the feature of

Given below are a few statements related to external fertilization. Choose the correct statements.
i The male and female gametes are formed and released simultaneously.
ii Only a few gametes are released into the medium.
iii water is the medium in a majority of organisms exhibiting external fertilization.
iv Offspring formed as a result of external fertilization have better chance of survival than those formed inside an organism.
(a) iii and iv (b) i and iii
(c) ii and iv (d) i and iv.

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In Bryophytes

The correct option is B There is a presence of an outer layer of sterile protective cells around sexual organs.In Bryophytes, the sex organs are present in antheridium and archegonium in which they are covered by sterile protective cells. Hence the correct option is B.

The correct option is B There is a presence of an outer layer of sterile protective cells around sexual organs.
In Bryophytes, the sex organs are present in antheridium and archegonium in which they are covered by sterile protective cells. Hence the correct option is B.