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प्रश्न
How is movement in plants different from that in animals?
उत्तर
| Movement in plants | Movement in animals |
| It involves bending, twisting, and elongation of plant parts. | It involves displacement from one place to another. |
| Movement is said to be non-locomotory. | Movement is said to be locomotory. |
| Plants generally move to secure support, capture food or find water or soil nutrients. | Animals generally move to find mates, for protection from environmental changes, and to capture food. |
| Plant movements are confined to only some plant parts. | Animal movements are not related to growth. |
| No muscles are involved in plant movements. | Muscles are involved in animal movements. |
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संबंधित प्रश्न
Plant parts show two types of movements, one dependent on growth and other independent of growth. Give one example which does not depend on growth
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.
When the leaves of a Mimosa pudica plant are touched with a finger, they fold up quickly. This is an example of ______.
One of the following is not caused by the growth related movement of the concerned plant part. This is:
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
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 one way in which the above two processes are similar.
The shoot system grows upward in response to ______.
______ flowers bloom as the temperature increases.
Give an example of negative hydrotropism.
Name the following:
The tropic movement of plant parts in response to chemicals.
