'Pond silk' is the common name of

The product of conjugation of $Spirogyra$ is called

Select the incorrect statement for algae.

If you are asked to classify different algae into distinct groups,which of the following characteristics would you choose?

The product of conjugation in $Spirogyra$ or fertilization in $Chlamydomonas$ is .....

The chloroplast of $Chlamydomonas$ is . . . . . . .