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Questions and Answers
Which of the following is NOT a component of an earthworm's diet?
Which of the following is NOT a component of an earthworm's diet?
- Plant matter
- Living protozoa
- Bacteria
- Insects (correct)
What is the function of an earthworm's setae?
What is the function of an earthworm's setae?
- Reproduction
- Locomotion (correct)
- Respiration
- Digestion
What type of circulatory system does an earthworm have?
What type of circulatory system does an earthworm have?
- Simple, closed circulatory system (correct)
- Double circulatory system
- Open circulatory system
- No circulatory system
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Study Notes
Earthworm's Diet and Body Features
- Decaying organic matter, such as leaf litter and dead roots, is a component of an earthworm's diet.
- Soil particles and microorganisms are also components of an earthworm's diet.
- Living organisms are NOT a component of an earthworm's diet.
Earthworm's Setae
- Setae are bristle-like structures on an earthworm's body.
- The function of an earthworm's setae is to aid in movement and burrowing.
Earthworm's Circulatory System
- An earthworm has a closed circulatory system.
- In a closed circulatory system, blood is confined to blood vessels and circulates throughout the body.
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