A) Leaf lamina
B) Tendrils
C) Root apex
D) Thorns
Correct Answer: B
Solution :
The climbing parts of the plants such as tendrils grows towards any support which they happen to touch and wind around that support. So, tendril of plant are positively thigmotropism. Thigmotropism or haptotrophism are movements due to contact with a foreign body. Tendril of Cucurbitaceae petiole of clematis, leaf apex of Gloriosa are some examples.
You need to login to perform this action.
You will be redirected in
3 sec
