First slide

Plant Growth Regulators

Question

In order to increase the yield of sugarcane crop, which of the following plant growth regulators should be sprayed?

Easy

A

Ethylene
B

Auxins
C

Gibberellins
D

Cytokinins

Solution

Sugarcane stores carbohydrates as sugar in their stems. Spraying sugarcane crop with gibberellins increases the length of the stem (internodal elongation), thus, increasing the yield by as much as 20 tonnes per acre.

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