WAEC Biology 2020 Question 2

Question 2

Animal Kingdom

Use the following Classes of Arthropoda: I. Crustacea II. Insecta III. Arachnida IV. Chilopoda. Which members of the Classes live mainly in an aquatic habitat?

A.I
B.II
C.III
D.IV

Show the answer and explanation

Answer: A (I)

Explanation

Crustaceans (crabs, prawns, shrimps, water fleas) mostly live in water and breathe with gills. Insects, spiders and centipedes are mainly land animals.