Advertisements
Advertisements
प्रश्न
Write the name of Hormone that can overcome the requirement of vernalization.
Advertisements
उत्तर
Gibberellins
APPEARS IN
संबंधित प्रश्न
Which of the following hormones regulate stomatal colour?
Match the items in column A with those of column B.
| Column A | Column B | ||
| (a) | Auxin | (i) | apical dominance |
| (b) | Gibberellin | (ii) | cell-division |
| (c) | Cytokinin | (iii) | fruit ripening |
| (d) | Ethylene | (iv) | internodal elongation |
The tea plants are never allowed to grow lengthwise. This is done by cutting their apical buds, a process known as pruning. In this way, tea plants get a dense growth and easy yield. Answer the following question :
What plant hormone is responsible for the scientific phenomenon mentioned in 1.1.
Buyers often complain that a particular fruit merchant uses some chemical to ripen fruits in his shop.
Name the chemical he must be using to do so.
Why is ABA known as antitranspirant?
Which hormone causes Bakanae disease of rice?
Coleoptile tips were removed and placed on agar for one hour, the agar would produce a bending when placed on one side of freshly cut coleoptile stumps.
What is the significance of the above experiment performed by Dr. F. Went?
Name the plant hormones responsible for the following
- elongation of cells
- growth of stem
- promotion of cell division
- falling of senescent leaves.
A plant growth inhibitor hormone which causes wilting of leaves is ______.
Give one example of Parthenocarpy.
