Define chemotropism. Give one example of chemotropism. State whether this example is of positive chemotropism or negative chemotropism.
Differentiate between
(a) Thigmotropism and geotroprism
(b) Phototropism and chemotropism
What is the stimulus in :
(a) phototropism
(b) geotropism
(c) chemotropism
(d) hydrotropism
(e) thigmotropism