Photosynthesis in Algae (VCE SSCE Biology): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What are algae classified as?
What are algae classified as?
Photosynthesizing protists
What happens to pH when algae photosynthesize?
What happens to pH when algae photosynthesize?
pH increases
What is the purpose of vial A in this experiment?
What is the purpose of vial A in this experiment?
Control vial with no algae
What do scientists track to measure how quickly photosynthesis is occurring?
What do scientists track to measure how quickly photosynthesis is occurring?
Changes in CO₂ levels
What is the independent variable in this experiment?
What is the independent variable in this experiment?
Number of algal balls
How many algal balls are added to vial D?
How many algal balls are added to vial D?
30 algal balls
What is the dependent variable in this experiment?
What is the dependent variable in this experiment?
pH change
Why must each vial be placed at equal distance from the light source?
Why must each vial be placed at equal distance from the light source?
To ensure same light for all vials
What pH indicator is used in this experiment?
What pH indicator is used in this experiment?
Hydrogen carbonate indicator
When is the initial pH recorded?
When is the initial pH recorded?
Before light exposure