Q. Sexual reproduction in Algae that takes place through fusion of two dissimilar size gametes is called?
Answer: Anisogamous
Notes: In algae, sexual reproduction takes place through fusion of two gametes. It is of two types on the basis of the size of gametes : isogamous (where male and female gametes are morphologically similar) and heterogamous (anisogamous and oogamous). Anisogamous fusion happens when gametes are dissimilar in size.