Question

explain coordination in plants with the help of suitable examples

Answer 1

Generally there are two types of coordination or movements in plants
√ One dependent on growth
√Independent of growth.

The directional movement of a seedling is caused by growth. If it is prevented from growing it will not show any movement.

√Example= "chhui-mui" Touch me not plant of mimosa family, they begin to fold up and droop.


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Answer 2

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⚡The plant hormones of phytohormones help in the coordination in plants :

⚡The first hormone that helps in the coordination of plants is auxins : it helps in cell division, elongation and growth .

⚡ Gibberelines lines help in growth of stem and branches .

⚡ cytokinin help in cell division ,formation of fruits and seeds .

⚡ abscisic acid inhibits growth and affects wilting of leaves .

⚡ ethylene helps in flowering and repening of fruits.