The growth of tendril in pea plants is due to

The growth of tendril in pea plants is due to

  1. effect of light
  2. effect of gravity
  3. rapid cell divisions in tendrillar cells that are away from the support
  4. rapid cell divisions in tendrillar cells in contact with the support

Answer

Growth movements in response to touch are known as thigmotropism.

The correct option is C.