Name an alga that reproduce asexually through zoospores . Why are these reproductive units so called ?
Your friend Moury has given a very appropriate answer to your question. So, you can refer to the answer.
@ Moury: It's a great answer that you have provided! Keep up the good effort! You deserve a 
from expert's end. Cheers!!
More to know:
When the
- spores are motile due to flagella it is of zoospores.
- non-motile spores produced by sporangia are referred to as aplanospores.