MCQ
Accessory excretory organs of man are:
- AOnly skin and lungs.
- BOnly skin and liver.
- COnly skin.
- ✓Skin, lungs, liver and intestine.
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$(a)$ 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