Which of the following statements is correct?

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(B) In the life cycle of mosses $(Bryophytes)$,the dominant phase is the gametophyte. The protonema is a filamentous stage of the gametophyte.In $Dryo

Vedclass · Accepted Answer

Protonema of moss and prothallus of Dryopteris are gametophytic.

Vedclass · Answer

(B) In the life cycle of mosses $(Bryophytes)$,the dominant phase is the gametophyte. The protonema is a filamentous stage of the gametophyte.In $Dryopteris$ $(Pteridophytes)$,the main plant body is the sporophyte. The prothallus is a small,multicellular,free-living,photosynthetic,thalloid structure which represents the gametophytic phase.Therefore,both the protonema of moss and the prothallus of $Dryopteris$ are gametophytic in nature.

Column-$I$	Column-$II$
$(a)$ Oscillatoria	$(p)$ Prothallus
$(b)$ Cycas	$(q)$ Cell wall contains chitinous cellulose
$(c)$ Fern (Dryopteris)	$(r)$ Primitive type of flowers
$(d)$ Yeast	$(s)$ Food stored as starch

Similar Questions

Match the following columns:
Column-$I$ Column-$II$
$(a)$ Oscillatoria $(p)$ Prothallus
$(b)$ Cycas $(q)$ Cell wall contains chitinous cellulose
$(c)$ Fern (Dryopteris) $(r)$ Primitive type of flowers
$(d)$ Yeast $(s)$ Food stored as starch

Cryptogamic plants are.......

Assertion : Like pteridophytes,sporophyte is a dominant phase in gymnosperms.
Reason : The gametophyte stages are independent in the pteridophytes.

Which one of the following is linked to the discovery of Bordeaux mixture as a popular fungicide?

Thallophyta includes

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