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प्रश्न
The growth movement of plant parts which occurs due to touch stimulus is called ______.
पर्याय
Heliotropism
Chemotropism
Hydrotropism
Thigmotropism
उत्तर
The growth movement of plant parts which occurs due to touch stimulus is called thigmotropism.
Explanation:
Thigmotropism is the term used to describe the behaviour of plant elements that undergo growth movement in response to touch stimuli. For example, the the coiling of tendrils to their support.
संबंधित प्रश्न
What is the stimulus in chemotropism?
Give the scientific terms used to represent the Winding of tendril around a support.
Name the two types of tendrils.
Distinguish between tropic movements and nastic movements in plants. Give examples to illustrate your answer.
The root of a plant is :
(i) positively phototropic but negatively geotropic
(ii) positively geotropic but negatively phototropic
(iii) negatively phototropic but positively hydrotropic
(iv) negatively hydrotropic but positively phototropic
(a) (i) and (ii) (b) (ii) and (iii) (c) (iii) and (iv) (d) (i) and (
Name the part of plant which shows positive geotropism. Why?
The growth of pollen tubes towards ovules is due to
What is the other name for thigmonasty?
Name the phenomenon occurring in plants which are under the control of gravity, water and chemicals with one example each that shows the movement involved.
Growth of root towards water is ______.
