The correct option is
C (a)−(r),(b)−(p),(c)−(s),(d)−(q)- The common members of red algae are Polysiphonia, Porphyra, Gracilaria, and Gelidium.
- The liverworts grow usually in moist, shady habitats such as banks of
streams, marshy ground, damp soil, the bark of trees, and deep in the woods.
The plant body of a liverwort is thalloid, e.g.,
Marchantia- The pteridophytes are further classified into four classes: Psilopsida
- (Psilotum); Lycopsida (Selaginella, Lycopodium), Sphenopsida (Equisetum)
- and Pteropsida (Dryopteris, Pteris, Adiantum(Walking fern).
- In gymnosperm, Roots in some genera have a fungal association in the form of mycorrhiza (Pinus).
- So, the correct answer is "(a)−(r),(b)−(p),(c)−(s),(d)−(q)'.