Q: What is approximately the average stroke volume in humans? Choices: - 80 ml - 65 ml - 75 ml - 70 ml A:
70 ml

Q: What is the smallest unit of matter that still maintains it's properties of being an element? Choices: - a cell - an electron - a proton - an atom A:
an atom

Q: Q: Frogs and toads, salamanders and newts, and caecilians are the three orders of what group of animals? Choices: - marsupials - reptiles - mammals - amphibians A:
A: amphibians

Question: Q: The term science comes from a latin word that means? Choices: - were knowledge - having information - only knowledge - having knowledge A:
Answer: having knowledge

*Question*
Q: Which area of the human heart pumps the blood to the right ventricle? Choices: - left atrium - true atrium - left ventricle - right atrium A:
**Answer**
right atrium

(Question)
Q: Where do amphibians lay their eggs? Choices: - in caves - on land - in airborne nests - in water A:
(Answer)
in water