Plant Growth and Development Question 18
18. The Avena curvature is used for bioassay of
(a) $ABA$
(b) GA3
(c) IAA
(d) Ethylene
Show Answer
Answer : c
Hints & Solutions
(c) Auxin has been clearly demonstrated in the leaf sheath or coleoptile of oat plant (Avena sativa). This plant coleoptile has been used for the test of hormone Auxin (IAA) participating in the growth of the plant.
