Which of the following is not a group of cryptogams (non-flowering plants)?

In which of the following groups are all three organisms characterized by having flagellated male gametes?

Which of the following algae is an exception regarding its life cycle?

Match the following columns:

Column-$I$	Column-$II$
$A$. Christmas tree	$i$. Bennettites
$B$. Fossil plant	$ii$. Cycas
$C$. Ornamental plant	$iii$. Araucaria
$D$. Tallest tree	$iv$. Sequoia
	$v$. Thuja

In which of the following,multiciliated/multiflagellated antherozoids are present?

List some of the plants is given below $:-$
$(i)$ Marchantia $(ii)$ Sphagnum $(iii)$ Pteris $(iv)$ Polytrichum $(v)$ Pinus $(vi)$ Cycas $(vii)$ Castor
In how many above plants do both male and female gametophytes not have an independent free-living existence?