Match each plant hormone to its main role.

Exercise and reference answers

Matching pairs

1. A

   Auxin

   B

   Cell elongation, phototropism

2. A

   Cytokinin

   B

   Cell division

3. A

   Gibberellin

   B

   Stem elongation

4. A

   Abscisic acid

   B

   Inhibits growth, closes stomata

Instructions

Pair the hormone with the function it controls.

Explanation