Matthew investigated how changes in environmental temperature affected oxygen (O₂) and carbon dioxide (CO₂) levels in the air around a cockroach - VCE - SSCE Biology - Question 11 - 2017 - Paper 1
Question 11
Matthew investigated how changes in environmental temperature affected oxygen (O₂) and carbon dioxide (CO₂) levels in the air around a cockroach. He used three digit... show full transcript
Worked Solution & Example Answer:Matthew investigated how changes in environmental temperature affected oxygen (O₂) and carbon dioxide (CO₂) levels in the air around a cockroach - VCE - SSCE Biology - Question 11 - 2017 - Paper 1
Step 1
a. Name the cellular process being investigated in Matthew’s experiment.
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Answer
The cellular process being investigated in Matthew's experiment is cellular respiration. This includes both anaerobic and aerobic respiration.
Step 2
b. Identify the dependent variables.
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The dependent variables in this experiment are the levels of carbon dioxide (CO₂) and oxygen (O₂) measured in the chamber.
Step 3
b. Identify the independent variable.
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The independent variable is the temperature of the chamber, which is being manipulated by the heat lamp.
