Which of the following is used as an explant in tissue culture?

Coconut milk is used in tissue culture because it contains:

The nutrient medium for tissue culture should have:
$I.$ Sucrose
$II.$ Inorganic Salts
$III.$ Amino acids
$IV.$ Vitamins

Explants before organogenesis are:

Identify the correct statements from the following:
$(i)$ Embryo culture can be used to develop seedlings from seeds that remain dormant for a long time.
$(ii)$ In embryo culture,the embryo is excised and grown in a culture medium.
$(iii)$ Bean seeds do not contain stored food.
$(iv)$ Rapid clonal propagation is an application of suspension culture.

Which of the following techniques is associated with the cloning method of tissue culture performed under in vitro conditions?