Question

Which hormone below is found in many fruits and can become airborne and cause over-ripening and abscission?

A. Auxin
B. Ethylene
C. Abscisic acid
D. Cytokin

Answer 1

Ethylene is a plant hormone that is released in the form of gas. It stimulates plant cells degradation making the fruits softer and sweeter. As a result, high ethylene levels may cause fruits over-ripening and abscission. Ethylene is produced by numerous fruits including apples, avocados, bananas, peaches, tomatoes, etc.

Answer: B. Ethylene.