Chapter 49 quiz Life Science of Biology
History for 'Summative Quiz for Chapter 49'
Item:
Summative Quiz for Chapter 49
Score:
100% (Modified)
Due:
Monday, May 04, 2015 11:59 PM
Submitted:
Friday, March 06, 2015 2:26 PM
Answers:
1.
The primary respiratory gases are _______ and _______.
nitrogen; carbon dioxide
nitrogen; helium
oxygen; nitrogen.
oxygen; carbon dioxide
Correct
nitrogen; hydrogen
See Section 49.1: What Physical Factors Govern Respiratory Gas Exchange?
Score: 1 of 1
2.
Which of the following best explains the limiting effects of water in oxygen exchange?
Low diffusion rate and high oxygen content at high water temperatures
Low diffusion rate and low oxygen content at high water temperatures
Correct
High diffusion rate and low oxygen content at low water temperatures
High diffusion rate and high oxygen content at high water temperatures
Low diffusion rate and low oxygen content at low water temperatures
See Section 49.1: What Physical Factors Govern Respiratory Gas Exchange?
Score: 1 of 1
3.
Respiratory gases are exchanged between the body fluids of an animal and its environment by
passive transport.
diffusion.
Correct
active transport.
osmosis.
pinocytosis.
See Section 49.1: What Physical Factors Govern Respiratory Gas Exchange?
Score: 1 of 1
4.
Which of the following is not an adaptation for respiratory gas exchange?
Mechanisms to adjust the temperature of the medium to increase diffusion
Maximized partial pressure gradients
Minimized diffusion path length through an aqueous medium
Increased surface area over which diffusion of gases can occur
Incorrect
Countercurrent flow
See Section 49.2: What Adaptations Maximize Respiratory Gas Exchange?
Score: 0 of 1
5.
_______ have large gas exchange surface areas that are ventilated with water continuously and unidirectionally internally.
Insects
Amphibians
Fish
Correct
Birds
Mammals
See Section 49.2: What Adaptations Maximize
Item:
Summative Quiz for Chapter 49
Score:
100% (Modified)
Due:
Monday, May 04, 2015 11:59 PM
Submitted:
Friday, March 06, 2015 2:26 PM
Answers:
1.
The primary respiratory gases are _______ and _______.
nitrogen; carbon dioxide
nitrogen; helium
oxygen; nitrogen.
oxygen; carbon dioxide
Correct
nitrogen; hydrogen
See Section 49.1: What Physical Factors Govern Respiratory Gas Exchange?
Score: 1 of 1
2.
Which of the following best explains the limiting effects of water in oxygen exchange?
Low diffusion rate and high oxygen content at high water temperatures
Low diffusion rate and low oxygen content at high water temperatures
Correct
High diffusion rate and low oxygen content at low water temperatures
High diffusion rate and high oxygen content at high water temperatures
Low diffusion rate and low oxygen content at low water temperatures
See Section 49.1: What Physical Factors Govern Respiratory Gas Exchange?
Score: 1 of 1
3.
Respiratory gases are exchanged between the body fluids of an animal and its environment by
passive transport.
diffusion.
Correct
active transport.
osmosis.
pinocytosis.
See Section 49.1: What Physical Factors Govern Respiratory Gas Exchange?
Score: 1 of 1
4.
Which of the following is not an adaptation for respiratory gas exchange?
Mechanisms to adjust the temperature of the medium to increase diffusion
Maximized partial pressure gradients
Minimized diffusion path length through an aqueous medium
Increased surface area over which diffusion of gases can occur
Incorrect
Countercurrent flow
See Section 49.2: What Adaptations Maximize Respiratory Gas Exchange?
Score: 0 of 1
5.
_______ have large gas exchange surface areas that are ventilated with water continuously and unidirectionally internally.
Insects
Amphibians
Fish
Correct
Birds
Mammals
See Section 49.2: What Adaptations Maximize