WorksheetsOxygen and Lack of Oxygen - Questions and Answers for Year 8
Total questions: 20
Worksheet time: 36mins
What is the role of oxygen in living organisms?
How do plants produce oxygen?
How do animals, including humans, obtain oxygen?
How do aquatic organisms obtain oxygen?
What are the consequences of a lack of oxygen in the body?
Why is the brain highly sensitive to a lack of oxygen?
How can a lack of oxygen be prevented or treated?
Why is oxygen important for cellular respiration?
How does a lack of oxygen affect the body's ability to produce energy?
Can a lack of oxygen cause long-term damage?
Process that release oxygen during oxygen cycle
Respiration
Photosynthesis
Combustion
Decomposition
Process that release carbon dioxide during carbon cycle
Respiration
Combustion
Photosynthesis
Decomposition
Process that remove carbon dioxide from atmosphere
Combustion
Decomposition
Photosynthesis
Rusting
Organisms that involve during decomposition of dead animals or plants
Bacteria
Human
Fungi
Plant
Combustion of fossil fuels is the process that release
oxygen
carbon dioxide
nitrogen
hydrogen
Rusting is the process that require
carbon dioxide
oxygen
nitrogen
hydrogen
The effect of high content of carbon dioxide in the atmosphere will cause
Global warming
Greenhouse Effect
Drought
Forest Fires
Respiration is the process that absorb oxygen and release carbon dioxide.
True
False
Carbon cycle and oxygen cycle will cause interference in balance of oxygen and carbon dioxide content in the atmosphere.
True
False
Choose the correct ways to prevent interference of carbon and oxygen cycle.
Replanting more tree
Use more fossil fuels
Prohibit illegal logging
Control the usage of pesticide
Open more factories
