Advertisements
Advertisements
Question
The growth of tendrils in pea plants is due to
Options
effect of light
effect of gravity
rapid cell divisions in tendrillar cells that are away from the support
rapid cell divisions in tendrillar cells in contact with the support
Solution
rapid cell divisions in tendrillar cells that are away from the support
Explanation -
Thigmotropism is a type of directional growth movement in response to touch. Cells away from the support showed rapid cell divisions and twine around it.
APPEARS IN
RELATED QUESTIONS
What is the scientific name of sensitive plant?
What is the stimulus in thigmotropism?
What is a plant hormone? Name four plant hormones. State one function of each.
Which of the following acts as a stimulus in the process of hydrotropism?
(a) hydrocarbon
(b) hydrogen oxide
(c) hydrogen chloride
(d) hydrogen peroxide
In tropic movements, plant parts move
With the help of an experiment, prove that roots are more positively hydrotropic than geotropic.
The venus flytrap plants are examples of ______.
Analogy:
Towards a stimulus: ______:: Away from the stimulus: Negative tropism.
Name the following:
The tropic movement of plant parts in response to chemicals.
Ali has some pea plants in his garden which need a support to grow as seen in the picture given below:
- Name the phenomenon depicted by the shoot in the given figure.
- Define the above phenomenon.
- Write the name of the part marked X.
