Chapter 6 Test

What does it mean to take in oxygen and release carbon dioxide?
A. circulation B. veins C. herbivore D. nerve net E. respiration
What does it mean to flow in a circular pattern?
A. blood vessel B. heart C. circulate D. carnivore E. omnivore
In what system does blood have DIRECT contact with cells?
A. open circulatory system B. closed circulatory system C. veins D. herbivore E. omnivore
In what system does blood stay in vessels at all times?
A. open circulatory system B. closed circulatory system C. arteries D. carnivore E. herbivore
What is it called when an animal gets rid of substances or wastes that are not needed?
A. annelids B. circulation C. secrete D. excrete E. omnivore
What is the chemical signal that glands produce?
A. nerve net B. protein C. intestine D. gizzard E. hormone
What is the message that travels along nerve cells?
A. blood vessel B. impulse C. cell D. esophagus E. mouth

Answer Key
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Chapter 6 Test (Answer Key)

What does it mean to take in oxygen and release carbon dioxide?
A. circulation B. veins C. herbivore D. nerve net E. respiration
What does it mean to flow in a circular pattern?
A. blood vessel B. heart C. circulate D. carnivore E. omnivore
In what system does blood have DIRECT contact with cells?
A. open circulatory system B. closed circulatory system C. veins D. herbivore E. omnivore
In what system does blood stay in vessels at all times?
A. open circulatory system B. closed circulatory system C. arteries D. carnivore E. herbivore
What is it called when an animal gets rid of substances or wastes that are not needed?
A. annelids B. circulation C. secrete D. excrete E. omnivore
What is the chemical signal that glands produce?
A. nerve net B. protein C. intestine D. gizzard E. hormone
What is the message that travels along nerve cells?
A. blood vessel B. impulse C. cell D. esophagus E. mouth

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