Multiple Choice
In autumn,the leaves of deciduous trees change colors.This is because the chlorophyll is degraded,and
A) the carotenoids and other pigments are still present in the leaves.
B) degraded chlorophyll becomes a pigment with different colors.
C) water supply to the leaves has been reduced.
D) the cells of the leaves begin to die.
Correct Answer:
Verified
Correct Answer:
Verified
Q13: Energy from sunlight can excite electrons,kicking them
Q14: What capability of flavonoids,found in plants,protects their
Q15: Which of the following statements concerning chloroplasts
Q16: During a discussion of photosynthesis,you are given
Q19: Chlorophylls absorb light in which colors of
Q21: CAM plants function using crassulacean acid metabolism.Like
Q22: Which of the following is FALSE regarding
Q35: Plastoquinone PQ), an electron carrier of small
Q47: The light-independent reactions of plants function to
Q51: What event accompanies energy absorption by chlorophyll