Select the incorrect pair from the following:

Match the plants in Column-$I$ with their characteristics in Column-$II$. Select the correct option.

Column-$I$	Column-$II$
$(A)$ Dryopteris (Fern)	$(p)$ Homosporous
$(B)$ Selaginella	$(q)$ Fossil
$(C)$ Equisetum	$(r)$ Heterosporous
$(D)$ Rhynia	$(s)$ Common
$(E)$ Thermoacidophiles	$(t)$ Habitat in very high temperature

Which of the following groups is correct for seed-bearing plants (Spermatophytes)?

Match the items in Column-$I$ with Column-$II$ and select the correct option:

Column-$I$	Column-$II$
$(a)$ Peritrichous flagellation	$(1)$ Ginkgo
$(b)$ Living fossil	$(2)$ Macrocystis
$(c)$ Rhizophore	$(3)$ Escherichia coli
$(d)$ Smallest flowering plant	$(4)$ Selaginella
$(e)$ Largest perennial alga	$(5)$ Wolffia

Explain briefly the following terms with suitable examples:
$(i)$ protonema
$(ii)$ antheridium
$(iii)$ archegonium
$(iv)$ diplontic
$(v)$ sporophyll
$(vi)$ isogamy

Which of the following require water for gamete transfer?