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