IB Topic 2.1 Pre-test
Authored by Isabel Nixon
Biology, Physical Ed
11th - 12th Grade
Used 41+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is not part of the ventilatory system?
bronchioles
trachea
oesophagus
bronchus
pharynx
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which of the following is the main organ of gas exchange?
lungs
diaphragm
bronchi
larynx
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
What is the name of the small sacs specially adapted for gas exchange?
bronchioles
alveoli
trachea
villi
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
By which process does O2 enter and CO2 leave the blood?
active transport
dispersion
diffusion
osmosis
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which of the following structures is lined with C-shaped cartilage to prevent collapse?
bronchioles
alveoli
lungs
trachea
6.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
During inhalation...
the diaphragm contracts and flattens
the diaphragm relaxes and becomes dome-shaped
the external intercostal muscles contract
the external intercostal muscles relax
7.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
During inhalation...
Volume of the thorax decreases
Pressure in the thorax decreases
Volume of the thorax increases
Pressure in the thorax increases
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