Which one of the following is categorised under living fossils?
Selaginella
Metasequoia
Pinus
Cycas
Chlorenchyma is known to develop in the
spore capsule of a moss
pollen tube of Pinus
cytoplasm of Chlorella
mycellium of a green mould such as Aspergillus
Which one of the following is a saprophytic bryophyte?
Riccia fluitans
Buxbaumia aphylla
Funaria hygrometrica
Sphagnum
B.
Buxbaumia aphylla
Bryophytes usually grow in moist and shady places. Some bryophytes grow in diverse habitats such as aquatic (eg. Riccia jluitans), epiphytic (eg. Dendroceros and many mosses), saprophytic (eg. Buxbaumia aphylla) and in dry habitats such as dry sites (eg. Polytrichum juniperinum) deserts (eg. Tortula desertorum) and dry rocks (eg. Porella platyphylla).