Questions and Answers
Which term describes the internal structure of bone in animals?
Endoskeleton
What process involves the absorption of nutrients in animals?
Assimilation
In which type of reproduction does budding and regeneration occur?
Asexual reproduction
What is the function of excretion in animals?
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Which term refers to the exchange of oxygen and carbon dioxide in animals?
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Which term describes the process of exchanging oxygen and carbon dioxide in animals?
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What term refers to animals that move around from place to place?
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In animals, which system involves blood contained within vessels?
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Which term describes the intake of food by animals?
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What is the process in animals where wastes are expelled from the body?
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Study Notes
Classification of Animals
- Vertebrates have a backbone
- Invertebrates do not have a backbone
Locomotion
- Motile: able to move around
- Sessile: stationary, unable to move
Skeletal System
- Endoskeleton: internal structure of bone
- Exoskeleton: tough, protective plate on the outside of the body
Nutrition
- Ingestion: intake of food
- Digestion: process of breaking down food
- Assimilation: absorbing nutrients from food
- Elimination: expelling waste products
Respiration
- Exchanging oxygen and carbon dioxide
- Open Circulatory System: vessels into body cavity
- Closed Circulatory System: blood in contained vessels
Waste Removal
- Excretion: elimination of waste products
Response to Stimuli
- Stimuli: response to internal or external changes
Reproduction
- Asexual reproduction: budding and regeneration
- Sexual reproduction: involves two parents and the fusion of gametes
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