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Course: AQA A Level Biology 7402
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AQA A Level Biology 7402

1. Biological Molecules

0/102

2. Cell Structure

0/95

3. Exchange and Transport

0/98

4. Genetics, Variation and Interdependence

0/94

5. Energy Transfers In and Between Organisms (A Level only)

0/63

6. Organisms Respond to Changes in their Environments (A Level only)

0/93

7. Genetics, Populations, Evolution and Ecosystems (A Level only)

0/55

8. The Control of Gene Expression (A Level only)

0/72

9. Exam Guidance and Skills

0/38
Quiz

5.2.1 Respiration and Energy – Exam questions

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  • Questions count: 12
  • Passing grade: B+
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1.
Energy from respiration is used for:
Making chlorophyll
Photosynthesis only
Absorbing light
Muscle contraction, protein synthesis and cell division
2.
Why does anaerobic respiration release less energy than aerobic?
It uses more oxygen
It happens faster
Glucose is only partially broken down
It only occurs in plants
3.
Energy is also used to maintain a constant:
Eye colour
Height
Blood group
Body temperature
4.
In the sequence covered in this lesson, which step comes immediately after Respiration?
In the sequence covered in this lesson, which step comes immediately after Respiration?
ATP
ADP + Pi + energy
ATP regenerated
Hydrolysis
5.
Compare the equations. Which row is correct for cellular respiration?
Reactants: CO₂ and water
Reactants: glucose and oxygen
Products: glucose and oxygen
Occurs only in chloroplasts
6.
What is a suitable control for the seed respiration experiment?
More germinating seeds
No limewater
Boiled (dead) seeds of the same mass
Seeds in bright light
7.
Which term is described as: structures where aerobic respiration releases energy?
cell membrane
cytoplasm
nucleus
mitochondria
8.
Respiration releases energy mainly in the __________.
mitochondria
vacuole
ribosome
nucleus
9.
Complete the statement: Glucose + oxygen → ______ (+ energy).
Complete the statement: Glucose + oxygen → ______ (+ energy).
Product
Aerobic respiration
Respiration
carbon dioxide + water
10.
In the seed respiration experiment, whether seeds are germinating or boiled is the _____.
independent variable
dependent variable
catalyst
product
11.
Most energy lost between trophic levels leaves as heat from respiration. True or false?
False
False, it is stored in bones
True
True only in mammals
12.
Photosynthesis and respiration are exact reverses using the same enzymes and organelles. True or false?
False
True
True in algae
True at night
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Part of 5. Energy Transfers In and Between Organisms (A Level only) — see every lesson and quiz in this unit.
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