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प्रश्न
______ of sweet peas exhibit thigmotropism.
उत्तर
Tendrils of sweet peas exhibit thigmotropism.
संबंधित प्रश्न
The root of a plant grows downward. This is known as ______.
The plant part which exhibits negative geotropism is :
(a) root
(b) stem
(c) branch
(d) leaves
Differentiate between:
Phototropism and chemotropism
The tropic movement that helps the climbing vines to find a suitable support is ______.
A growing seedling is kept in the dark room. A burning candle is placed near it for a few days. The tip part of the seedling bends towards the burning candle. This is an example of ______.
Match column A with column B.
| Column A | Column B |
| Roots growing downwards into soil. | Positive phototropism |
| Shoots growing towards the light. | Negative geotropism |
| Shoots growing upward. | Negative phototropism |
| Roots growing downwards away from light. | Positive geotropism |
State whether true or false. If false, correct the statement.
Shoot is positively phototropic and negatively geotropic.
The movement of shoot towards light is
In the given figure (a), (b) and (c), which appears more accurate and why?
 |
 |
 |
| (a) | (b) | (c) |
Give an example of negative hydrotropism.
