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Question : Which of the following are thephylumwhich is the largest(A) and second largest group (B)?

Answer»

A=INSECTS, B=Molluscs
A = Molluscs, B = Insects
A = Insects, B = Annelids
A = Molluscs, B = Annelids

Solution :Among all the SPECIES in the WORLD, approximately `70%` are animals and `22%` are plants. In animals, insects account for `70%-80%`, which is the maximum (represented as A). According to IUCN (2009) there are 10, 25,000 species of insercts and 70,000 species of molluscs (represented as B).


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