Lesson T2.2.3
T2.2.3 Anaerobic respiration and fermentation Quiz: KS3 Biology, Unit 2
20 questions
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Lesson T2.2.3, Anaerobic respiration and fermentation: 20 multiple choice questions for the KS3 Biology (National Curriculum), Unit 2: Material cycles and energy, written with Revision Ninja.
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The 20 questions
-
What are the products of anaerobic respiration in yeast?
- Glucose and oxygen
- Ethanol and carbon dioxide
- Water and lactic acid
- Lactic acid only
-
What is the product of anaerobic respiration in human muscle cells?
- Ethanol
- Carbon dioxide
- Citric acid
- Lactic acid
-
What is glucose converted into during yeast fermentation?
- Water
- Lactic acid
- Protein
- Ethanol
-
What causes lactic acid to build up in muscles during exercise?
- Protein breakdown
- Oxygen shortage
- Too much glucose
- Excess carbon dioxide
-
What must be repaid after vigorous exercise involving anaerobic respiration?
- Oxygen debt
- Water balance
- Energy surplus
- Glucose deficit
-
Which micro-organism is used to make bread and alcohol through fermentation?
- Yeast
- Penicillium
- Paramecium
- Amoeba
-
Which useful product is made by yeast during brewing?
- Citric acid
- Ethanol
- Glycerol
- Lactic acid
-
What is the main cause of muscle fatigue during anaerobic respiration?
- Carbon dioxide
- Lactic acid
- Ethanol buildup
- Water excess
-
In which human cells does anaerobic respiration occur during intense exercise?
- Liver cells
- Muscle cells
- Nerve cells
- Skin cells
-
Which product of yeast fermentation makes bread dough rise?
- Nitrogen
- Hydrogen
- Carbon dioxide
- Oxygen
-
What condition directly leads to muscle fatigue in humans?
- Oxygen excess
- Lactic acid accumulation
- Protein synthesis
- Glucose depletion
-
How does anaerobic respiration compare to aerobic respiration in energy release?
- Releases equal energy
- Releases less energy
- Releases more energy
- Releases no energy
-
What is the primary reactant broken down during yeast fermentation?
- Starch
- Fat
- Glucose
- Protein
-
Why is fermentation classified as a form of anaerobic respiration?
- Uses excess oxygen
- No oxygen needed
- Produces water
- Requires sunlight
-
Which physiological change helps the body recover after anaerobic exercise?
- Increased breathing rate
- Decreased heart rate
- Stopped digestion
- Reduced sweating
-
What eventually stops yeast fermentation in a closed sugar solution?
- Excess oxygen
- High ethanol levels
- Lack of water
- Low temperature
-
What is the key advantage of anaerobic respiration for animals?
- Zero waste products
- Fast energy release
- Maximum energy efficiency
- No glucose needed
-
How do cells temporarily survive a sudden shortage of oxygen?
- Active transport
- Anaerobic respiration
- Osmosis
- Photosynthesis
-
What is the main difference between lactic acid and yeast fermentation?
- Energy required
- Reactants used
- Products formed
- Location in cell
-
What reactant does yeast break down to produce carbon dioxide?
- Glucose
- Water
- Starch
- Protein
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