Production of Cucumber has increased manifold in recent years. Application of which of the following phytohormones has resulted in this increased yield as the hormone is known to produce female flowers in the plants :
Gibberellin
Ethylene
Cytokinin
ABA
In cucumber, ethylene is responsible for promoting female flower production and thereby increasing the yield. Ethylene is a gaseous phytohormone.
Hence, the correct option is (2)