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Questions and Answers
What type of circulatory system do cephalopods have?
What type of circulatory system do cephalopods have?
- Closed circulatory system (correct)
- Semi-closed circulatory system
- Dual circulatory system
- Open circulatory system
How many pairs of main nerve cords do most molluscs have?
How many pairs of main nerve cords do most molluscs have?
- One pair
- Two pairs (correct)
- Four pairs
- Three pairs
Which type of fertilization do land snails primarily use?
Which type of fertilization do land snails primarily use?
- External fertilization
- Internal fertilization (correct)
- Self-fertilization
- Asexual reproduction
What is the primary function of the sensor-containing tentacles in molluscs?
What is the primary function of the sensor-containing tentacles in molluscs?
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What is the approximate incubation period for snail eggs to hatch?
What is the approximate incubation period for snail eggs to hatch?
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How many eggs can a snail produce at once?
How many eggs can a snail produce at once?
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