Geotropism is growth of plants in response to _______.
The bending of the shoot of a plant in response to light is called :
(a) geotropism
(b) phototropism
(c) thigmotropism
(d) photonasty
The response of plants to gravity is known as geotropism. How are plant parts sensitive to gravity ? Describe with the help of a diagram.
The movement of a plant part in response to the force of attraction exerted by the earth is called:
(a) hydrotropism
(b) geotropism
(c) chemotropism
(d) phototropism
Match the following:
AB(1) Growth of sunflower towards a light source(i) Chemotropism(2) Growth of tree roots towards earth(ii) Hydrotropism(3) Growth of plant roots towards or away from moisture(iii) Phototropism(4) Growth of a plant part in response to a chemical stimulus(iv) Geotropism