Which of the following group of animals belongs to the same phylum?
A. Earthworm, pinworm, tapeworm
B. Prawn, scorpion, Locusta
C. Sponge, Sea anemone, starfish
D. Malarial parasite, Amoeba, mosquito
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Correct Answer : B.
Prawn, scorpion and locusta belong to phylum Arthropoda. Arthropoda is the largest phylum of animalia, and includes the insects arachnids, crustaceans and others. It is a group of bilaterally symmetrical, triploblostic tube within tube plan, organ system level of organization, metemerically segmented animals.