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15 questions
Which of the organism does not have blood circulatory system?
mammals
reptiles
insects
amphibians
Which of the vertebrates have the blood flow through the heart twice?
reptiles
birds
amphibians
fish
What is the purpose of blood circulatory system in vertebrates?
digest nutrients
transmit sensations
transport essential substances and waste products
produce carbohydrates
How many chambers in the amphibians' heart?
one
two
three
four
Which vertebrates have the heart that NOT completely separated?
amphibians
mammals
birds
reptiles
Oxygenated blood and deoxygenated blood of amphibians are mixed together in the heart.
True
False
What are the components in the blood circulatory system?
heart
blood
blood vessel
kidney
Which vertebrates have the heart that fully partitioned?
mammals
reptiles
birds
amphibians
In fish, the blood that leaves the heart will travel to which part of the body?
brain
dorsal fin
stomach
gills
How many chambers in the heart of a fish?
1
2
3
4
How many chambers in the heart of an amphibian?
1
2
3
4
How many chambers in the heart of a mammal?
1
2
3
4
Which vertebrates have the complete structure of heart that can transport oxygenated blood efficiently throughout the body?
fish
birds
mammals
reptiles
How many times the blood flows into the heart in fish?
1
2
How many times the blood flows into the heart in mammals?
1
2
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