Question

economic importance of phylum chordata​

Answer 1

Answer:

a) Super-class: Pisces.

Marine food products have great commercial value like fishes, cod liver oil, etc.

b) Super-class: Mammals.

Animals like horse, donkey, mule, bull, etc are used as a means of transport, farming, carry luggage, etc. Cow, goat, buffalo provide milk. Also meat products are obtained from mammals. Tusk (elephant), Nails(tiger), Wool(sheep) are few examples.