Which of the following movement is not related to auxin level ?
Correct answer: C. Nyctinastic leaf movements
- A. Bending of shoot towards light
- B. Movement of root towards soil
- C. Nyctinastic leaf movements
- D. Movement of sunflower head tracking the sun
Explanation
c) : Nyctinastic leaf movement is not related to auxin level. It is a movement of leaves of many species from nearly horizontal leaves during the day and nearly vertical at night. This movement are controlled by biological clock, while the bending of shoot towards light, movement of root towards soil and movement of sunflower head tracking the sun are the conditions related to auxins.
Last updated
Related questions
A bean seed contains all of the following EXCEPT:
A chemical believed to be involved in flowering is :
A few normal seedlings of tomato were kept in a dark room. After a few days, they were found to have become white-coloured like albinos. Which of the following terms will you use to describe them?
A narrow layer of thin-walled cells found between the phloem/bark and wood of a dicot is:
A pigment which absorbs red and farred light is :