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Solution


Q.

Ethephon
 a) Hasten fruit ripening in tomatoes        b) Accelerate abscission
 c) Promote female flower cucumbers      d) All of the above
1 A
2 B
3 C
4 D

Ans.

(d) Ethepton hastens fruit ripening in tomatoes and apples and accelerates abscission in flowers and fruits. It promotes female flowers in cucumbers thereby increasing the yield