1. Leafy stage in bryophytes
a) Develops from secondary protonema
b) Consist of upright, slender axis and bears consist of alternately arranged leaves.
c) Attached to the soil through unicellular and branched rhizoids.
d) All of these
Explanation: Develops from secondary protonema
2. Sex organs in mosses develops on
a) Secondary protonema
b) Leafy stage
c) On capsule of sporophyte
d) None of these
Explanation: Sex organs in mosses develops on leafy stage.
3. Vegetative reproduction in mosses takes place by
a) Fragmentation and budding in secondary protonema
b) Binary fission
c) Spore dispersal
d) All of these
Explanation: Fragmentation and budding in secondary protonema
4. Sporophyte of mosses is more elaborated from
a) Ferns
b) Pinus
c) Polytrichum
d) Marchantia
Explanation: Sporophyte of mosses is more elaborated from Marchantia.
5. Spores in bryophytes are formed by
a) Mitosis
b) Meiosis in gametophyte
c) Mitosis in zygote
d) Meiosis in zygote
Explanation: Spores in bryophytes are formed by meiosis in zygote.
6. Elaborate mechanism of spore dispersal is found in
a) Ferns
b) Mosses
c) Liverworts
d) None of these
Explanation: Elaborate mechanism of spore dispersal is found in mosses.
7. Sphagnum belongs to
a) Ferns
b) Liverworts
c) Mosses
d) None of these
Explanation: Sphagnum belongs to mosses
8. The plants frequently grown as ornamentals and are used for medicinal purpose belong to
a) Angiosperms
b) Pteridophytes
c) Algae
d) Some protist
Explanation: The plants frequently grown as ornamentals and are used for medicinal purpose belong to Pteridophytes.
9. The first terrestrial plants to posses vascular tissues are
a) Gymnosperms
b) Bryophyte
c) Pteridophytes
d) All of these
Explanation: Pteridophytes
10. The main plant body of pteridophytes is
a) Gametophytes as well as sporophyte
b) Sporophyte
c) None of these
d) Both (a) and (b)
Explanation: The main plant body of pteridophytes is Sporophyte.