Advertisements
Advertisements
प्रश्न
Why is ABA known as antitranspirant?
उत्तर
ABA can cause efflux of K+ ions from the guard cells and result in closure of stomata. So, it is known as an anti-transpirant.
APPEARS IN
संबंधित प्रश्न
A plant hormone related with inhibition of senescence is
Apical dominance phenomenon is caused by
Multiple choice question.
Which is employed for the artificial ripening of banana fruits?
Write the name of______
- First hormone discovered in plants.
- Biological name of fungus from which Gibberellins were first isolated.
- The name given to the first cytokinin by Skoog and Miller.
Which hormone promotes the production of male flowers in Cucurbits?
Antidiuresis is the role of ______ hormone.
Identify the INCORRECT statement regarding physiological effects of ethylene.
Name various plant hormones. Also give their physiological effects on plant growth and development.
Study the diagram given below and answer the questions that follow:
- Name the phenomenon depicted by the shoot in the above diagram.
- Which plant hormone plays an important role in the above movement?
- Complete and rewrite the given statement by filling in the correct terms:
Shoots show positive ______ whereas, roots show positive ______.
Differentiate between:
Stimulus and response
