Read the following five statements (a to e)and select the option …

Question

Read the following five statements ($a$ to $e$)and select the option with all correct statements :

$(a)$ Mosses and Lichens are the firstorganisms to colonise a bare rock

$(b)$ Selaginella is a homosporous pteridophyte

$(c)$ Coralloid roots in Cycas have VA Micorrhizae

$(d)$ Main plant body in bryophytes isgametophytic, whereas in pteridophytes it is sporophytic

$(e)$ In gymnosperms, male and female gametophytes are present within sporangia located on sporophyte

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Answer

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$I.$ In Chlorophyceae, the stored food material is starch and the major pigments are chlorophyll-a and chlorophyll - d

$II$. In Phaeophyceae, laminarian is the stored food and major pigments are chlorophyll-a and chlorophyll b

$III$. In Rhodophyceae, floridean starch is the stored food and major pigments are chlorophylla-a,d and phycoerythrin.