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Questions and Answers
What is the estimated number of living animal species as of 2022?
What is the estimated number of living animal species as of 2022?
- 7.77 million (correct)
- 1.05 million
- 85,000
- 2.16 million
Which clade do most living animal species belong to?
Which clade do most living animal species belong to?
- Arthropoda
- Nematoda
- Bilateria (correct)
- Mollusca
What is the size range of animals mentioned in the text?
What is the size range of animals mentioned in the text?
- 1 millimetre to 100 metres
- 10 micrometres to 50 metres
- 5 micrometres to 40 metres
- 8.5 micrometres to 33.6 metres (correct)
Which kingdom do animals belong to?
Which kingdom do animals belong to?
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What is the scientific study of animals known as?
What is the scientific study of animals known as?
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Study Notes
Animal Species Overview
- Estimated number of living animal species as of 2022 is around 8.7 million.
- Most living animal species belong to the clade Metazoa, which encompasses all multicellular animals.
Size and Diversity
- Animals exhibit a vast size range, from microscopic organisms like tardigrades to massive creatures such as blue whales.
Biological Classification
- Animals are classified under the kingdom Animalia, which includes all eukaryotic, multicellular, and heterotrophic organisms.
Scientific Study of Animals
- The scientific study of animals is known as Zoology.
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Description
Test your knowledge of the animal kingdom with this quiz! Explore the diversity of animal species, their characteristics, behaviors, and habitats. From mammals and birds to reptiles and insects, see how much you know about the fascinating world of animals.
