Which method exhibits faster growth compared to callus culture?

Which of the following is $NOT$ an application of callus and suspension culture?

Reproducing new plants by cells instead of seeds is known as

When two plants growing in different seasons and different geographical areas need to be hybridized,they can produce a hybrid by:

The capacity to generate a whole plant from any cell/explant is called ..........

Assertion: $A$ major advantage of tissue culture is protoplast fusion.
Reason: $A$ hybrid is formed by the fusion of naked protoplasts of two plants.