Tag: animal senses
Questions Related to animal senses
In plant tissue culture experiments, high auxin to cytokinin ratio favours .............. development and high cytokinin to auxin ratio favours .............. development.
Small cut pieces of soft stems are placed in growth medium with following plant hormone. Which combination of plant hormones will show the slowest growth?
Cytokinin and auxin are antagonistic in which of the following function?
Rooting plant hormone is
I. ACTH
II.GH
III.MSH
IV.FSH
V.LH
VI.Oxytocin
Which of the above hormones are polypeptide or proteinaceous in nature?
Which of the following plant hormones is not acidic in nature?
Which of the following statement/s is/are incorrect?
Identify the incorrectly matched pair.
Match the names of the phytohormones with the roles listed.
List I | List II | ||
---|---|---|---|
A | Auxin | p | Internodal elongation |
B | Gibberellin | q | Cell division |
C | Cytokinin | r | Ripening of fruits |
D | Ethylene | s | Abscission |
t | Apical dominance |
Match Column I with Column II and select the correct option from the codes given below.
Column I | Column II |
---|---|
A. Auxin | 1. Flowering |
B. Cytokinins | 2. Phototropism |
C. Gibberellins | 3. Stimulation of cell division |
D. Abscisic acid | 4. Suppression of cell division |
E. Ethylene | 5. Stomatal opening and closing |
6. Growth of lateral buds | |
7. Root growth |