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प्रश्न
One of the following is not caused by the growth related movement of the concerned plant part. This is:
विकल्प
phototropism
photonasty
thigmonasty
thigmotropism
उत्तर
thigmonasty
Explanation:
The rolling up of plant leaves on touching is a thigmonastic movement and it is not related to growth.
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संबंधित प्रश्न
How is the movement of leaves of the sensitive plant different from the movement of a shoot towards light?
Give the scientific terms used to represent the Bending of a shoot towards light.
What does a root do in response to light? What is this phenomenon known as?
Define thigmotropism. Give one example of thigmotropism.
A big tree falls in a forest but its roots are still in contact with the soil.
The branches of this fallen tree grow straight up (vertically). This happens in response to ______.
When the leaves of a Mimosa pudica plant are touched with a finger, they fold up quickly. This is an example of ______.
The bending of the root of a plant away from a source of light is caused by a plant hormone called :
(a) cytokinin
(b) gibberellin
(c) abscisic acid
(d) auxin
The movement of sunflower in accordance with the path of sun is due to
When the leaves of a sensitive plant are touched with a finger, they fold up, and when the light fades at dusk the petals of a sunflower. These two plants show ______ and ______ movements.
Name the stimulus which causes the following movement in plant:
phototropism
