Exam 4 Lab 6 Flashcards
1
Q
Why have different pigments in plants?
A
It allows the plant to absorb the maximum amount of energy from the sun
2
Q
Why is there a difference in rates of photosynthesis depending on the color of light?
A
White light emits all colors, allowing a leaf to absorb more energy
If you were to change the light to green, the plant would have a hard time absorbing it due to the chloroplasts being green.
3
Q
Why dont plants die when its dark at night
A
Cellular respiration happens at this time
O2 is combined with stored food to make it usable
4
Q
Why is water needed
A
Electrons are supplies by oxidation of water
5
Q
Why is CO2 needed
A
It is reduced to store solar energy as a carbohydrate
