Question

Match the pairs and explain.
A
B
a. Gravitropic movement
b. Chemotropic movement
1. Growth of pollen tube towards ovule
2. Growth of shoot system
3. Growth of root system
4. Growth towards water
c. Phototropic movement
d. Growth-irrelevant movement
e. Hydrotropic movement​

Answer 1

growth of pollen tube towards ovule:chemotropic movement

growth of shoot system : phototropic movement

growth of root system :gravitropic movement

growth towards water :hydrotropic movement