Read the given statements and select the correct option.
Statement 1 Volvox forms spherical colony.
Statement 2 Volvox colony is made up of non-motile cells.

If the diploid number of a flowering plant is $36,$ what would be the chromosome number in its endosperm?

The given figure shows two phases, $A$ and $B$ of a typical angiosperm life cycle. Select the correct option regarding it.

Refer to the given figure showing life cycle patterns and identify them.

                       (A)                                         (B)

In the diagram given above, some of the algae have been labelled as ' ${\mathrm{A}}^{\text{'}},{}^{\text{'}}\mathrm{B}^{\text{'}},{}^{\text{'}}\mathrm{C}^{\text{'}},{}^{\text{'}}\mathrm{D}^{\text{'}}$and ${}^{\text{'}}\mathrm{E}^{\text{'}}.$ These algae are respectively identified as