Problem:
Question 1: Where do the light-independent reactions take place in C3 photosynthesis?
a)Mesophyll cells during the daytime
b) Bundle-sheath cells at night
Question 2: Where do the light-independent reactions take place in C4 photosynthesis?
a)Mesophyll cells at night
b)Bundle-sheath cells during the daytime
Question 3: Where do the light-independent reactions take place in CAM photosynthesis?
a)Mesophyll cells during the day
b) Bundle-sheath cells at night
Question 4: In oceans, a large amount of photosynthesis is done by single-celled diatoms. In parts of the ocean, CO2 concentrations are very low. A few years ago, scientists discovered an adaptation in some diatoms for photosynthesizing under low CO2 conditions. Which of these might that be?
a) Smaller stomataC3
b) photosynthesisC4
c) photosynthesis
d) High photorespiration
Question 5: Based on your experiments with water potential, which tree below would provide the most water to its leaves?
a) A tree whose roots are surrounded by salt water
b) .A tree whose roots are fully exposed to air
c) A tree whose roots are surrounded by wet sand.
d) A tree whose trunk is unusually tall.
Give reasoning with your answer.