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प्रश्न
The response by parts of the plant towards stimulus is called as ______.
पर्याय
Nastic movement
Tropism
Tactic movement
Senescence
उत्तर
The response by parts of the plant towards stimulus is called as tactic movement.
Explantion:
In plants, tactic movement is a directional movement that is either directed towards or away from a stimulus.
संबंधित प्रश्न
Stems are
Name the following:
Hormone that stimulates growth by cell division.
Multiple choice question.
Which is employed for the artificial ripening of banana fruits?
Gibberellins are synthesised from ______.
Name the tissue that transports hormones within the plant body?
Match the column A with B
| A | B | |
| i. | Epinasty of flower | GA3 |
| ii. | Natural auxin | NAA |
| iii. | Flowering in Litchi | IAA |
| iv. | Bolting of Beet | Ethylene |
IAA stands for ______.
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
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. |
