Which group of plants is known as thallophytes?

Apart from chlorophyll,algae have several other pigments in their chloroplasts. Which pigments are found in blue-green algae $(BGA)$,red algae,and brown algae,that are responsible for their characteristic colours?

Which is the correct statement for $Ulothrix$?

Which of the following groups reproduces sexually by non-motile gametes?

Read the following statements and identify the characters related to the alga shown in the diagram:
$(a)$ It is a member of Chlorophyceae
$(b)$ Food is stored in the form of starch
$(c)$ It is a monoecious plant showing oogonium and antheridium
$(d)$ Food is stored in the form of laminarin or mannitol
$(e)$ It shows dominance of pigments chlorophyll $a, c$ and Fucoxanthin.
Choose the correct answer from the options given below:

Pyrenoids are typically found in algae. $A$ pyrenoid is made up of: