State whether the following statement is true or false:
Gymnosperms are usually perennial,evergreen,and woody.

What are gymnosperms? Give two characteristics.

$(i)$ To which division of Plantae do algae belong? Write one characteristic of the division. Give two examples.
$(ii)$ Name the group:
$(a)$ Which includes unicellular eukaryotic organisms.
$(b)$ In which the mode of nutrition is saprophytic.
$(c)$ In which seeds are not enclosed in fruit.
$(iii)$ Classify flowering plants on the basis of the number of cotyledons present in the seed.

Where are seeds of gymnosperms formed?

What is haemocoel?

Explain how,'Two areas of study namely $evolution$ and $classification$ are interlinked'. Justify this statement.