Which one of the following statements is not correct ?

• A

  Offspring produced by the asexual reproduction are called clone.

• B

  Microscopic, motile, asexual reproductive structures are called zoospores.

• C

  In potato, banana and ginger, the plantlets arise from the internodes present in the modified stem.

• D

  Water hyacinth, growing in the standing water, drains oxygen from water that leads to the death of fishes.