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24 questions
What is produced by anaerobic respiration in yeast?
Lactic acid and carbon dioxide
Lactic acid only
Carbon dioxide and ethanol
Carbon dioxide only
Which row correctly shows the what is produced during aerobic respiration?
A
B
C
D
Which row correctly describes anaerobic respiration in yeast?
A
B
C
D
What is the word equation for aerobic respiration in plants?
carbon dioxide + water ---> glucose + oxygen
glucose + oxygen ---> carbon dioxide + water
Glucose + carbon dioxide ---> oxygen + water
glucose + water ---> carbon dioxide + oxygen
Which of the processes listed depend on the action of enzymes?
1 and 2
1 and 3
1 only
2 and 3
Which is the correct, balanced, symbol equation for aerobic respiration?
C6H12O6 + 6 O2 ---> 6 CO2 + 6 H2O
C6H12O6 ---> 2 C3H6O3
C6H12O6 ---> 2 C2H5OH + 2 CO2
6 CO2 + 6 H2O ---> C6H12O6 + 6 O2
Which is the correct, balanced, symbol equation for anaerobic respiration in yeast?
C6H12O6 + 6 O2 ---> 6 CO2 + 6 H2O
C6H12O6 ---> 2 C3H6O3
C6H12O6 ---> 2 C2H5OH + 2 CO2
6 CO2 + 6 H2O ---> C6H12O6 + 6 O2
Which is the correct, balanced, symbol equation for anaerobic respiration in muscle cells and bacteria?
C6H12O6 + 6 O2 ---> 6 CO2 + 6 H2O
C6H12O6 ---> 2 C3H6O3
C6H12O6 ---> 2 C2H5OH + 2 CO2
6 CO2 + 6 H2O ---> C6H12O6 + 6 O2
Which of these can be produced by humans during respiration?
A
B
C
D
The apparatus shown is set up and left for an hour. A gas is released by the mixture. It caused the indicator to go milky. What is the gas and what is the indicator solution?
Gas: CO2 Indicator: lime water
Gas: CO2 Indicator: universal indicator
Gas: O2 Indicator: ethanol
Gas: O2 Indicator: Hydrogen carbonate indicator
Four test tubes were set up as shown. Which would contain the most carbon dioxide after one hour?
A
B
C
D
How could you measure the rate of respiration using this apparatus? (choose all that apply)
How long it takes the indicator to change colour
How dark the indicator is after 5 minutes
Number of bubbles produced in 3 minutes
How long it takes to produce 30 bubbles
How much the temperature changes in 2 minutes
Which statements about aerobic respiration are correct?
A
B
C
D
Which statements about respiration are always correct?
A
B
C
D
Which picture shows how bottles P and Q look after one day?
A
B
C
D
A student investigated aerobic respiration. Soda lime absorbs carbon dioxide. If the woodlice are respiring aerobically what will happen to the drop of liquid?
It will move towards the woodlice as oxygen is used up and the carbon dioxide that is released is absorbed by the soda lime
It will move away from the woodlice as oxygen is used up but more carbon dioxide is released by the woodlice
It will not move as oxygen is used up and the same volume of carbon dioxide is released
It will not move as carbon dioxide is used up and oxygen is released
Soda lime absorbs carbon dioxide. Which way do the drops of liquid marker move?
P: Left, Q: Right
P: Left, Q: No movement
P: Right, Q: Left
P: Right, Q: No movement
The experiment was set up to look at the effect of temperature on the rate of respiration. What is the purpose of tube Q with glass beads?
It is a control
It is a control variable
To make the test fair
To make the test more precise
What is the definition of oxygen debt?
Amount of oxygen used for aerobic activity minus amount of oxygen actually used
Amount of oxygen needed at the end of a physical activity to break down any lactic acid
An oxygen debt occurs in muscles when...
more carbon dioxide has been produced
the breathing rate increases
anaerobic respiration has taken place
the pulse rate increases
The extra oxygen breathed in is to (multiple answer)
maintain higher than resting breathing rate, heart rate and temperature
remove excess carbon dioxide from the body
gradually decrease body temperature
break down and oxidise lactic acid.
To repay the oxygen debt, we need to take in deep, gasping breaths at the end of physical activity
True
False
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