GROWTH DEVELOPMENT CHILD
CLASSIFICATION OF ASSESSMENT
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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invertebrates
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vertebrates
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mammals
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birds
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Detailed explanation-1: -invertebrate, any animal that lacks a vertebral column, or backbone, in contrast to the cartilaginous or bony vertebrates. More than 90 percent of all living animal species are invertebrates.
Detailed explanation-2: -Final Answer: Animals without a backbone are called invertebrates.
Detailed explanation-3: -An invertebrate is a cold-blooded animal with no backbone. Invertebrates can live on land-like insects, spiders, and worms-or in water. Marine invertebrates include crustaceans (such as crabs and lobsters), mollusks (such as squids and clams), and coral.
Detailed explanation-4: -The 5 groups of vertebrates (animals that have a backbone) are fish, amphibians, reptiles, birds, and mammals. Invertebrates are animals that do not have a backbone. A spider is an invertebrate because it is an animal without a backbone.