Advertisements
Advertisements
Question
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 |
Advertisements
Solution
| Column A | Column A | ||
| (a) | Auxin | (i) | apical dominance |
| (b) | Gibberellin | (iv) | internodal elongation |
| (c) | Cytokinin | (ii) | cell-division |
| (d) | Ethylene | (iii) | fruit ripening |
APPEARS IN
RELATED QUESTIONS
What is the general name of chemical substances which bring about control and coordination in plants?
Which of the following is not a plant hormone?
What is Parthenocarpy?
List five plant growth hormones and briefly describe their roles.
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 questions:
- Name the scientific phenomenon that is being overcome by pruning.
- What plant hormone is responsible for the scientific phenomenon mentioned in (a)?
- Name one plant hormone which inhibits the said phenomenon.
Multiple choice question.
How many molecules of ATP are required to fix one molecule of nitrogen?
Write the name of Hormone that can overcome the requirement of vernalization.
Name various plant hormones. Also give their physiological effects on plant growth and development.
The box given below contains twelve words. Out of these, ten can be arranged in five suitable matching pairs. Make these five pairs in the form of a table.
| Auxins, Abscisic acid, Fruit ripening, Cytokinins, Closure of stomata, Parthenocarpy, Ethylene, Gibberellins, Tropism, Stem elongation, Cuscuta, Cell division. |
Which one of the following pair of plant hormones inhibit flowering in some plants?
