Which of the following enhances or induces fusion of protoplasts?
$IAA$ and kinetin
$IAA$ and gibberellins
Sodium chloride and potassium chloride
Polyethylene glycol and sodium nitrate
Assertion : In case of vegetatively propagated crops, pure-line selection is not required.
Reason : Hybrid vigour is mostly used in vegetatively propagated plants.
Cocoa is the plant from which chocolate is made. Which part is used to extract it?
Compared to a bull a bullock is docile because of
Poultry diseases include