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Quiz Questions
Questions
1) Question 1 - Why is a bird able to breathe at higher elevations for longer periods of time?
2) Question 2 - What component of the respiratory system in humans is responsible for the release and uptake of molecules such as O2 and CO2?
3) Question 3 - What are the four ways that a frog is able to breathe throughout its life cycle?
4) Question 4 - What is the difference in osmoregulation between freshwater and saltwater fish?
5) Question 5 - Which of the four species-bird, human, frog, or fish- has the most fresh air moving through the lungs during respiration?
Answer to question 1:
The unidirectional flow also allows for birds to take in oxygen during exhalation.
Answer Q1
Answer to question 2:
The alveolar sacs are responsible for the release and uptake of molecules such as O2 and CO2.
Answer Q2
Answer to question 3:
Throughout its lifecycle, a frog breathes through its gills, lungs, skin, and through a membrane in its mouth.
Answer Q3
Answer to question 4:
Freshwater fish drink very little water and excrete large amounts of dilute urine due to the increased osmosis of water through the skin and gills.
Saltwater fish drink large amounts of water and excrete small amounts of dilute urine in prder to prevent dehydration and conserve water.
Answer Q4
Answer to question 5:
The bird has the most fresh air moving through the lungs during respiration.
Answer Q5
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