Answer: Vegetative growth.
- A Vegetative growth
- B a plain seed dispersal
- C only wind pollination
- D some slow root graft
Correct answer: A. Vegetative growth
Explanation: Water hyacinth (terror of Bengal) spreads fast by vegetative propagation.
Structure of a mature flower. Image: LadyofHats (Mariana Ruiz), Public Domain, via Wikimedia Commons.
Concept context
Asexual and sexual reproduction, flower anatomy, pollination, fertilization, and seed development.