Among the following,which does not belong to the sporophytic generation in $Pinus$?

Seeds of $..........$ do not germinate without the presence of mycorrhiza.

In which plants does pollination occur exclusively through wind?

$A$: $Pinus$ is known as a gymnosperm.
$R$: In $Pinus$,the ovules are not enclosed by any ovary wall and remain exposed.

Which agent is responsible for pollination in $Cycas$?

Assertion: $Ginkgo biloba$ is a living fossil.
Reason: Organisms which have persisted and remained unchanged for the past several million years while their relatives disappeared.