NEET BIOLOGY

BIOLOGICAL CLASSIFICATION

KINGDOM ANIMALS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Animals are divided into
A
vertebrates and invertebrates
B
mammals, birds, reptiles, amphibians and fish
C
sponges, cnidarians, worms, molluscs, echinoderms and arthropods
D
unicellular and multicellullar
Explanation: 

Detailed explanation-1: -The animals are classified into vertebrates and invertebrates on the basis of the presence of backbone.

Detailed explanation-2: -Flatworms, arthropods, sponges, insects are a few examples of Invertebrates. Mammals, fish, reptiles, amphibians, and birds are examples of Vertebrates.

Detailed explanation-3: -Animal kingdom The kingdom Animalia is the most evolved and is divided into two large groups-vertebrates and invertebrates.

Detailed explanation-4: -Vertebrates are animals that have a backbone inside their body. The major groups include fish, amphibians, reptiles, birds and mammals. Invertebrates don’t have a backbone. They either have a soft body, like worms and jellyfish, or a hard outer casing covering their body, like spiders and crabs.

Detailed explanation-5: -Vertebrates are being classified into fish, amphibians, reptiles, birds, and mammals. On the other hand, invertebrates include sponges, coelenterates, true jellies, sea anemones, sea pens, etc. Some more are echinoderms, worms, and arthropods, etc.

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