Plant Growth And Development Question 251

Question: If the growing coleoptile tip is cut

Options:

A) Phototropism stops

B) Phototropism increase more

C) Rate of photoperiodism remains unchanged

D) None of the above

Show Answer

Answer:

Correct Answer: A

Solution:

Phototropism is a movement of coleoptile towards light by activity of auxin.

If auxin containing tip is removed then phototropism will be spoted.