NEET2020BotanyPlant - Growth and DevelopmentActual
Match the following concerning the activity/function and the phytohormone involved:- (a) Fruit ripener (i) Abscisic acid (b) Herbicide (ii) GA 3 (c) Bolting agent (iii) 2 , 4 - D (d) Stress hormone (iv) Ethephon Select the correct option from following:-
Options
- A( a ) - ( ii ) ,   ( b ) - ( iii ) ,   ( c ) - ( iv ) ,   ( d ) - ( i )
- B( a ) - ( iii ) ,   ( b ) - ( iv ) ,   ( c ) - ( ii ) ,   ( d ) - ( i )
- C( a ) - ( iv ) , ( b ) - ( iii ) , ( c ) - ( ii ) , ( d ) - ( i )
- D( a ) - ( iv ) , ( b ) - ( ii ) , ( c ) - ( i ) , ( d ) - ( iii )
Correct answer
C. ( a ) - ( iv ) , ( b ) - ( iii ) , ( c ) - ( ii ) , ( d ) - ( i )
Step-by-step solution
Phytohormone Activity Abscisic acid It is a stress hormone. It induces seed dormancy and is responsible for the closure of stomata. GA 3 Gibberellins are responsible for inducing bolting in cabbage. 2 , 4 - D It is a synthetic auxin, that is used as a herbicide. Ethephon It is broken down as and released as ethylene in plants that fastens the ripening of fruits.