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Course: Alhussan Biology — Stage 8
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Alhussan Biology — Stage 8

Chapter 5: Respiration and the Respiratory System

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Chapter 6: Nutrition, Health and Movement

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Chapter 7: The Health of the Environment

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Chapter 8: Weather and Climate

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Quiz

5.2 Aerobic respiration in animals and plants — Quiz

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  • Questions count: 50
  • Passing grade: B+
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1.
Oxygen given out (+) or taken in (−) by a plant over 24 hours. Which graph shows these results correctly?
Dr Dabour Hub Academy - figure 1
A
B
C
D
2.
Which statement is correct?
Plants do not respire.
Fat-storing cells have very few mitochondria.
Plants respire only at night.
Respiration takes in carbon dioxide.
3.
Carbon dioxide made by germinating seeds at different temperatures. Calculate the percentage change in "CO₂ made (units)" from 5 to 45.
Dr Dabour Hub Academy - figure 2
367%
−267%
73%
267%
4.
Which statement is correct?
Aerobic respiration happens in chloroplasts.
Fat cells have the most mitochondria.
Plants respire in roots, stems and leaves, day and night.
Burning sugar is useful energy release for cells.
5.
Body temperature rose from 36.9 °C to 38.5 °C. By how much?
1.6°C
75.4°C
38.5°C
36.9°C
6.
Cells making seeds and fruit have many ____.
chloroplasts
walls
vacuoles
mitochondria
7.
Which statement is correct?
Energy is needed to heal damaged tissues.
The products of respiration are oxygen and glucose.
Plants do not respire.
Plants respire only at night.
8.
Aerobic respiration takes place in the ____.
chloroplasts
nucleus
mitochondria
vacuole
9.
Which statement is NOT correct?
Mammals and birds keep a constant body temperature.
Aerobic respiration takes place in the mitochondria.
The balanced equation has 6 O₂ and 6 CO₂.
Respiration takes in carbon dioxide.
10.
Aerobic respiration makes about 38 ATP per glucose; anaerobic makes 2. How many times more?
19 times
76 times
190 times
36 times
11.
Which statement is correct?
Respiration takes in carbon dioxide.
Burning sugar is useful energy release for cells.
Glucose + oxygen → carbon dioxide + water (+ energy).
Respiration only happens in lungs.
12.
Which statement is correct?
Respiration takes in carbon dioxide.
We feel warm after exercise because respiration releases heat.
Respiration creates energy.
Plants do not respire.
13.
Temperature of a person during exercise. Calculate the percentage change in "Body temperature (°C)" from 0 to 40.
Dr Dabour Hub Academy - figure 3
16%
4%
104%
−4%
14.
Which term matches this definition? “What cells need to grow, move and reproduce.”
Bronchioles
Cramp
Energy
Control
15.
True or false? Plants respire only at night.
True
False
16.
Oxygen given out (+) or taken in (−) by a plant over 24 hours. At what value of "Time (h)" is "Oxygen given out (units)" greatest?
Dr Dabour Hub Academy - figure 4
9
18
3
12
17.
Temperature of a person during exercise. Which graph shows these results correctly?
Dr Dabour Hub Academy - figure 5
A
B
C
D
18.
Respiration is ____.
physical
endothermic
exothermic
reversible
19.
True or false? In daylight plants give out oxygen overall.
True
False
20.
Carbon dioxide made by germinating seeds at different temperatures. Which graph shows these results correctly?
Dr Dabour Hub Academy - figure 6
A
B
C
D
21.
True or false? Mammals and birds keep a constant body temperature.
True
False
22.
Temperature of a person during exercise. At what value of "Time (min)" is "Body temperature (°C)" greatest?
Dr Dabour Hub Academy - figure 7
20
10
40
30
23.
Mitochondria per cell in tissues. Which graph shows these results correctly?
Dr Dabour Hub Academy - figure 8
A
B
C
D
24.
Which statement is NOT correct?
Plants respire in roots, stems and leaves, day and night.
Respiration is endothermic.
Respiration is exothermic.
In daylight plants give out oxygen overall.
25.
Oxygen given out (+) or taken in (−) by a plant over 24 hours. Between which two values of "Time (h)" did "Oxygen given out (units)" change the most?
Dr Dabour Hub Academy - figure 9
3 and 6
12 and 15
9 and 12
15 and 18
26.
Body temperature rose from 36.9 °C to 37.8 °C. By how much?
37.8°C
74.7°C
36.9°C
0.9°C
27.
Seeds made 6 units of CO₂ at 15 °C and 20 at 35 °C. What is the percentage increase?
333%
70%
14%
233%
28.
A muscle cell has 2000 mitochondria and a fat cell 50. How many times more?
40 times
2050 times
1950 times
400 times
29.
True or false? Plants respire in roots, stems and leaves, day and night.
True
False
30.
Which term matches this definition? “Keeping a constant body temperature.”
Warm-blooded
Inhaled air
Concentration gradient
Ciliated cell
31.
Which statement is NOT correct?
Respiration and photosynthesis keep oxygen and carbon dioxide in balance.
Fat cells have the most mitochondria.
Plants respire in roots, stems and leaves, day and night.
Energy is needed to heal damaged tissues.
32.
Carbon dioxide made by germinating seeds at different temperatures. At what value of "Temperature (°C)" is "CO₂ made (units)" smallest?
Dr Dabour Hub Academy - figure 10
5
25
45
35
33.
Which is the correct definition of “Mitochondria”?
Burning, which releases energy uncontrolled.
Organelles where aerobic respiration happens.
Apparatus that measures lung volumes.
Air breathed out.
34.
True or false? Glucose + oxygen → carbon dioxide + water (+ energy).
True
False
35.
Which is the correct definition of “Warm-blooded”?
When particles are evenly spread with no net movement.
Organelles where aerobic respiration happens.
Finger-like projections in the small intestine.
Keeping a constant body temperature.
36.
Which is the correct definition of “Photosynthesis”?
The organ system for gas exchange.
A painful muscle contraction linked to lactic acid.
Releasing energy from glucose without oxygen.
Making glucose from carbon dioxide and water using light.
37.
Temperature of a person during exercise. What is the value of "Body temperature (°C)" when "Time (min)" is 10?
Dr Dabour Hub Academy - figure 11
37.0
38.5
38.2
37.4
38.
True or false? Burning sugar is useful energy release for cells.
True
False
39.
Mitochondria per cell in tissues. Which graph shows these results correctly?
Dr Dabour Hub Academy - figure 12
A
B
C
D
40.
Burning sugar releases energy in an ____ way.
controlled
slow
uncontrolled
cold
41.
Temperature of a person during exercise. At what value of "Time (min)" is "Body temperature (°C)" smallest?
Dr Dabour Hub Academy - figure 13
20
0
30
40
42.
Mitochondria per cell in tissues. Which graph shows these results correctly?
Dr Dabour Hub Academy - figure 14
A
B
C
D
43.
Which balanced equation shows aerobic respiration?
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
C₆H₁₂O₆ + 6O₂ → 6CO₂ + 6H₂O
C₆H₁₂O₆ + O₂ → CO₂ + H₂O
6CO₂ + 6H₂O → C₆H₁₂O₆ + 6O₂
44.
Temperature of a person during exercise. Between which two values of "Time (min)" did "Body temperature (°C)" change the most?
Dr Dabour Hub Academy - figure 15
30 and 40
0 and 10
20 and 30
10 and 20
45.
Seeds made 10 units of CO₂ at 15 °C and 24 at 35 °C. What is the percentage increase?
140%
58%
240%
14%
46.
Which cells have the MOST mitochondria?
Red blood cells
Muscle cells
Dead xylem cells
Fat-storing cells
47.
Which term matches this definition? “Chemical reactions in cells that release energy.”
Alveoli
Bronchioles
Soda lime
Respiration
48.
Which is the correct definition of “Energy”?
What cells need to grow, move and reproduce.
A process that needs no energy from the cell.
Soil with little oxygen, so roots respire anaerobically.
Breathing out.
49.
The graph shows the oxygen given out or taken in by a plant over 24 hours. Why does the plant take in oxygen at night?
Dr Dabour Hub Academy - figure 16
The plant photosynthesises at night
The plant stops respiring in the day
Oxygen is made by the roots at night
With no light there is no photosynthesis, but the plant still respires
50.
Which statement is NOT correct?
Aerobic means using oxygen.
Animals get energy from food.
Cells need a controlled release of energy.
Aerobic respiration happens in chloroplasts.
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Part of Chapter 5: Respiration and the Respiratory System — see every lesson and quiz in this unit.
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