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Animal Kingdom Quiz

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Questions and Answers

What is the estimated number of living animal species on Earth as of 2022?

85,000
7.77 million (correct)
1.05 million
2.16 million

Which study is known as the scientific study of animals?

Entomology
Herpetology
Ethology
Zoology (correct)

Which group includes phyla such as arthropods, molluscs, flatworms, annelids, and nematodes?

Hemichordates
Deuterostomes
Protostomes (correct)
Xenacoelomorpha

To which kingdom do animals belong?

<p>Animalia (A)</p> Signup and view all the answers

What is the body plan of most living animal species?

<p>Bilaterally symmetric (A)</p> Signup and view all the answers

Flashcards

Estimated animal species on Earth (2022)

Approximately 7.77 million.

Zoology

The scientific study of animals, including their physiology, behavior, and classification.

Protostomes

A group including arthropods, molluscs, flatworms, annelids, and nematodes, characterized by the mouth forming before the anus during embryonic development.

Kingdom Animalia

The kingdom to which all animals belong, characterized by eukaryotic, multicellular, heterotrophic organisms.

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Bilaterally symmetric

A body plan where the body can be divided into two mirror-image halves along a single plane.