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Global Connection: Algal Blooms Quiz

Terms in this set (4)

Which of the following is not a way in which humans directly impact algal bloom production?
a. industrial pollution
b. wastewater discharge
c. fertilizer in aquatic ecosystems
d. fishing
d. fishing
Which of the following is a negative effect of algal blooms on the environment?
a. transport of carbon to the bottom of the ocean
b. production of oxygen
c. consumption of water's oxygen
d. large source of energy
c. consumption of water's oxygen
How does climate change lead to an increase in algal blooms?
a. Decreased temperatures lead to an increase in phytoplankton growth.
b. Increased levels of carbon dioxide, a greenhouse gas, leads to increased phytoplankton growth.
c. Increased pollution leads to lower levels of nutrients in aquatic ecosystems and therefore an increase in phytoplankton growth.
d. Decreased water levels caused by climate change lead to an increase in phytoplankton growth.
b. Increased levels of carbon dioxide, a greenhouse gas, leads to increased phytoplankton growth.
Which of the following does not lead to an increase in phytoplankton reproduction?
a. increased nutrient availability
b. increased sunlight
c. increased oxygen levels
d. increased levels of carbon dioxide
c. increased oxygen levels
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