What is gas exchange?
Animal Gas Exchange Systems Quiz

Quiz
•
Biology
•
12th Grade
•
Medium
Cari Rees
Used 6+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The exchange of heat and light between organisms and their environment
The exchange of oxygen and carbon dioxide between organisms and their environment
The exchange of water and nutrients between organisms and their environment
The exchange of minerals and gases between organisms and their environment
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the importance of SA:V in relation to gas exchange surfaces?
High rates of diffusion require large surface areas
High rates of diffusion require small surface areas
Low rates of diffusion require large volumes
Low rates of diffusion require large surface areas
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the features of unicellular organisms in relation to gas exchange?
Single cells have high metabolic rate
Single cells have thick cell membranes
Single cells are very large
Single cells have high SA:V ratio
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the components of the human respiratory system?
Skin, bones, muscles, blood vessels
Brain, spinal cord, nerves, muscles
Heart, liver, kidney, stomach
Larynx, trachea, bronchus, bronchiole
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens during inhalation in the human respiratory system?
Diaphragm contracts and flattens
Intercostal muscles relax
Ribcage moves down and in
Volume of thorax decreases
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the approximate percentage of oxygen in inspired air?
0.4%
79%
20%
16%
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the ventilation mechanism in bony fish?
Raising and lowering of the buccal floor to alter buccal pressure.
Flapping of fins causes muscle contractions that ventilate the gills.
Fish comes to surface of water and uses negative pressure breathing to take in air.
Fish absorbs oxygen directly into muscle tissue through gaps in its skin.
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