Why are plants essential for life on Earth?

Photosynthesis and Plant Functions

Interactive Video
•
Biology, Chemistry, Science
•
6th - 8th Grade
•
Hard

Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
They consume all the oxygen.
They convert sunlight into chemical energy.
They produce carbon dioxide.
They reflect sunlight back into space.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of chlorophyll in photosynthesis?
It stores glucose.
It releases oxygen.
It traps energy from sunlight.
It absorbs water.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does photosynthesis contribute to the food chain?
By providing shelter for animals.
By creating glucose that is passed up the food chain.
By producing oxygen for animals.
By consuming carbon dioxide.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the word equation for photosynthesis?
Water + Glucose -> Oxygen + Carbon dioxide
Oxygen + Water -> Carbon dioxide + Glucose
Glucose + Oxygen -> Carbon dioxide + Water
Carbon dioxide + Water -> Glucose + Oxygen
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is the correct chemical equation for photosynthesis?
6CO2 + 6H2O -> C6H12O6 + 6O2
6H2O + 6O2 -> C6H12O6 + 6CO2
C6H12O6 + 6O2 -> 6CO2 + 6H2O
6O2 + C6H12O6 -> 6CO2 + 6H2O
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the significance of the number '666' in balancing the photosynthesis equation?
It indicates the number of oxygen molecules.
It is a mnemonic for balancing the equation.
It represents the number of glucose molecules.
It is the number of chlorophyll molecules involved.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What can plants convert glucose into for storage?
Starch
Carbon dioxide
Protein
Chlorophyll
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