Advertisements
Advertisements
प्रश्न
What is the scientific name of sensitive plant?
उत्तर
The scientific name of sensitive plant is Mimosa pudica.
APPEARS IN
संबंधित प्रश्न
What is the stimulus in thigmotropism?
What does a plant root do in response to water? What is this phenomenon known as?
What is a tendril?
Give one example of a plant part which is positively hydrotropic as well as positively geotropic.
A plant's response to light is called ______.
While conducting experiments to study the effect of various stimuli on the plants, it was observed that the roots of a plant X grow and bend towards two stimuli A and B but bend away from a third stimulus C. The stem of the plant X, however, bends away from stimuli A and B but bends towards the stimulus C. The stimulus B is known to act on the roots due to too much weight of the earth. Keeping these points in mind, answer the following question:
- What could stimulus A be?
- Name the stimulus B.
- What could stimulus C be?
- The branches of a fallen tree in a forest grow straight up in response to two stimuli. What could be these two stimuli out of A, B and C? Also name these two stimuli.
When the leaves of a sensitive plant are touched with a finger, they fold up and when light fades at dusk, the petals of a dandelion flower close.
state two ways in which the above two processes differ.
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 ______.
Assertion (A): If the plant part moves in the direction of gravity, it is called positive geotropism.
Reason (R): Stem shows positive geotropism.
Define the following term:
Clinostat
