The capacity to generate a whole plant from any plant part taken and cultured in a test tube under sterile conditions is called what?

For which purpose is the embryo rescue method used?

Which of the following is incorrectly matched?

What is the use of $Agar-Agar$ gel?

Identify the incorrect statements from the following:
$(i)$ Callus is obtained in $2$ to $3$ weeks.
$(ii)$ Suspension culture does not show faster growth compared to callus culture.
$(iii)$ Orchid seeds do not contain stored food.
$(iv)$ $2,4-D$ is used only in callus culture.

In which method is a group of cells suspended in a liquid medium?