Advertisements
Advertisements
प्रश्न
One of the following is not caused by the growth related movement of the concerned plant part. This is:
पर्याय
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.
APPEARS IN
संबंधित प्रश्न
Design an experiment to demonstrate hydrotropism.
What does a root do in response to light? What is this phenomenon known as?
What does a Mimosa pudica plant do in response to touch? What is this phenomenon known as?
Distinguish between tropic movements and nastic movements in plants. Give examples to illustrate your answer.
What is meant by positive phototropism and negative phototropism? Give one example of each type.
What is meant by ‘positive geotropism’ and ‘negative geotropism’? Give one example of each type. Draw a labelled diagram to illustrate your answer, indicating the plant part, which shows positive geotropism, and the plant part, which shows negative geotropism.
The growth of pollen tubes towards ovules is due to
Growth of root towards water is ______.
______ of sweet peas exhibit thigmotropism.
Differentiate between:
Positive and negative tropism
