Question

The diagram given below represents a plant movement. Answer the following questions.

1. Name the tropic movement shown in the diagram.
2. Explain the tropic movement mentioned in (a).
3. Label the part marked ‘A’.
4. What is part A attracted to?
5. Give an example of a plant which shows thigmotropism.

Answer 1

1. Chemotropism
2. Chemotropism is the phenomenon of growth or movement of a plant part towards the source of nutrients or chemicals.
3. 
   
4. Part A is attracted to peptones secreted by neck canal cells.
5. Sweet peas