Biology
Which of the following is a growth-retarding hormone ?
- IAA
- ABA
- GA3
- GA2
Chemical Coordination in Plants
4 Likes
Answer
ABA
Reason — ABA is a growth-retardant as it inhibits germination and development of plant.
Answered By
2 Likes
Related Questions
With increase in atmospheric humidity, the rate of transpiration will :
- Increase slowly
- Remain the same
- Decrease
- Increase rapidly
In the process of photosynthesis, the substance which is reduced is :
- Glucose
- Oxygen
- Water
- Carbon dioxide
Basophils release which of the following chemicals ?
- Histones
- Factor X
- Histamine
- Stuart factor
Which of the following is an inorganic constituent of urine ?
- Urea
- Uric acid
- Ammonia
- Creatinine