What makes light absorption in diatoms more effective than just using chlorophyll?
a. Surface-to-volume
b. Microbial loop
c. Frustule perforations
d. Accessory pigments
ANS: D
These accessory pigments allow more light frequencies to be absorbed. The yellow and brown
pigments in diatoms give them the same coloration. Information can be found in the section Most
Phytoplankton are Photosynthetic Autotrophs.
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Which of the following definitions explains “externality?
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The duration of the shaking is not a significant factor in damages suffered and lives lost.
Answer the following statement true (T) or false (F)
Which pairing of region and predominant Mediterranean crop grown there is correct?
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Pollutants that adhere to suspended particles in an estuary are usually flushed from the estuary by the net circulation.
Answer the following statement true (T) or false (F)