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WorksheetsPop Quiz 2 - Respiration
Total questions: 12
Worksheet time: 34mins
A boy feels pain and tiredness in his legs after running to school.
What is a possible cause of this?
Glucose has tuned to glycogen in his legs.
Lactic acid has built up in his muscles.
The exercise has increased his heart rate.
Urea has formed in his blood.
Which gas is produced during aerobic respiration?
carbon dioxide
carbon monoxide
nitrogen
oxygen
According to the word equation for aerobic respiration shown, what are the waste products?
carbon dioxide only
carbon dioxide and water only
water and energy only
carbon dioxide and water and energy
A long distance runner suffers pain in his leg during a race. Which substance causes this pain?
glucose
lactic acid
protein
urea
Which word equation represents anaerobic respiration in muscles?
glucose → lactic acid + energy
glucose → lactic acid + carbon dioxide + energy
glucose + oxygen → carbon dioxide + water + energy
glucose + oxygen → lactic acid + water + energy
Which route does carbon dioxide follow as it is removed from the body?
alveoli → bronchioles → larynx → trachea
alveoli → bronchioles → trachea→ larynx
bronchioles → alveoli → trachea → larynx
bronchioles → alveoli → larynx → trachea
Which component of cigarette smoke is most likely to cause lung cancer?
carbon dioxide
carbon monoxide
nicotine
tar
A man completes a 400m race. His muscles begin to hurt.
Which row describes the substance produced in the muscles when they hurt and the correct type of respiration taking place?
A
B
C
D
The diagram shows the number of units of carbon monoxide in the blood of three people who smoke different numbers of cigarettes. Which statement is correct?
If you smoke, all the carbon monoxide comes from cigarettes.
The person smoking 20 cigarettes has 40 units of carbon monoxide in their blood.
The person smoking 40 cigarettes increases his carbon monoxide level by about 34 units.
The person who does not smoke has no carbon monoxide in their blood.
The graph shows the short-term effect of smoking on heart rate.
Which substance in cigarette smoke is the main cause of the change in heart rate between 10 to 18 minutes
carbon monoxide
nicotine
smoke particles
tar
An experiment was set up as shown in the diagram.
Test-tubes 1 and 2 contain limewater. Limewater is a clear solution that turns cloudy in the presence of carbon dioxide. Air is pumped through the apparatus.
What is the appearance of the limewater in test-tubes 1 and 2 after a period of ten minutes?
test-tube 1: clear test-tube2: clear
test-tube 1: clear test-tube2: cloudy
test-tube 1: cloudy test-tube2: clear
test-tube 1: cloudy test-tube2: cloudy
The diagram shows a section through an alveolus and a blood capillary.
What best describes the oxygen concentrations at X, Y and Z?
X: high Y: low Z: high
X: high Y: low Z: low
X: low Y: high Z: high
X: low Y: high Z: low
