ANIMAL PHYSIOLOGY
EXCRETION
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Protozoa Protozoa
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Porifera Porifera
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Coelenterate Coelenterata
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Platyhelminthes Platyhelminthis
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Nematoda
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Detailed explanation-1: -Solution : Porifera and coelenterates.
Detailed explanation-2: -The members of Coelenterata are aquatic, so they excrete the body waste directly through the body surface. As they belong to a lower phylum of the animal kingdom, they lack different organ systems like excretory, digestive, and others.
Detailed explanation-3: -The animal kingdom has been divided into 11 phyla based on these characteristics. Some of the most common animal groups include Porifera, Cnidaria, Ctenophora, Aschelminthes, Arthropoda, Nematoda, Annelida, Mollusca, Platyhelminthes, Echinodermata, and Chordata.
Detailed explanation-4: -Definition. A phylum is a scientific term grouping together related organisms on the basis of their fundamental characteristics.