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10 questions
In photosynthesis, light energy is converted to __________ __________.
Kinetic energy
Chemical energy
Potential energy
The photosynthetic pigments located at _____________ .
Thylakoid membrane
Inner membrane
Stroma
What is the role of pigments in photosynthesis?
Absorb water
Provide energy
Capture light
Chlorophyll absorbs _________ and _________ light.
Purple and green
Blue and red
Green and red
Why did plants appear green?
They contain a lof of mitochondrians
They need to blend with the environment
They contain pigment called chlorophyll
What did plants cell consume during photosynthesis?
Carbon dioxide and water
Carbon dioxide and oxygen
Oxygen and water
Which one is the correct equation for photosynthesis?
CO2 + O2 + H2O → Light + Sugar
O2 + H2O + Light → CO2 + sugar
CO2 + H2O + Light → O2 + Sugar
What is name of the process when water leaves the leaf through the stoma?
Photosynthesis
Transpiration
Respiration
Which of the following is true about palisade mesophyll layer?
Contain guard cells
Cells are not closely packed
Contain a lot of chloroplasts
Why plants have different photosynthetic pigments?
To give different colours to the leaves
To absorb light at different frequencies
To block unnecessary nutrient
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