Give the appropriate term for each of the following:
$(a)$ Complex sugar that makes the fungal cell wall
$(b)$ Exposed seeds
$(c)$ Blue-green algae
$(d)$ Basic unit of classification
$(e)$ Group of unicellular eukaryotic organisms

(N/A) Chitin: It is a complex polysaccharide that provides structural support to the fungal cell wall.
$(b)$ Gymnosperms: These are plants that produce seeds that are not enclosed within an ovary or fruit.
$(c)$ Cyanobacteria: These are photosynthetic prokaryotes commonly known as blue-green algae.
$(d)$ Species: It is the fundamental or basic unit of biological classification.
$(e)$ Protista: This kingdom consists of unicellular eukaryotic organisms.