Multiple choice

The famous Avena curvature test conducted by F.W. Went proves that

  1. Plant growth regulators are auxins.

  2. Shoot apex is the site for the synthesis of growth regulating substance. .

  3. ABA is a growth inhibitor.

  4. Auxins exercise apical bud dominance.

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The famous Avena curvature test conducted by F.W. Went proves that shoot apex is the site for the synthesis of growth regulating substance.