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Algal bloom: Quiz


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Question 1: California coastal waters also experience seasonal blooms of Pseudo-nitzschia, a ________ known to produce domoic acid, the neurotoxin responsible for amnesic shellfish poisoning.

Question 2: Freshwater algal blooms are the result of an excess of nutrients, particularly ________.

Question 3: Red Tide updates for the Gulf Coast of Florida provided by Mote Marine Laboratory in ________
Longboat Key, FloridaVenice, FloridaSarasota, FloridaTampa, Florida

Question 4: Typically, only one or a small number of ________ species are involved, and some blooms may be recognized by discoloration of the water resulting from the high density of pigmented cells.
Primary productionDiatomCyanobacteriaPhytoplankton

Question 5: A widely-used measure of algal and cyanobacterial ________ concentration.
PhotosynthesisChlorophyllPlant physiologyPlant

Question 6: Of particular note are harmful algal blooms (HABs), which are algal bloom events involving toxic or otherwise harmful phytoplankton such as ________ of the genus Alexandrium and Karenia.

Question 7: In cases of hypereutrophy, such as Hartbeespoort Dam in ________, maxima of chlorophyll a can be as high as 3,000 µg/l.
MauritiusCanadaSouth AfricaSierra Leone

Question 8: These blooms of organisms cause severe disruptions in fisheries of these waters as the toxins in the phytoplankton cause filter-feeding ________ in affected waters to become poisonous for human consumption [12].
AquacultureWild fisheriesFishingShellfish

Question 9: [2] Excess ________ and nitrogen have also been suspected as causes.

Question 10: Researchers at ________ in Miami are experimenting with using 640-kilohertz ultrasound waves that create micropressure zones as hot as 3,700 °C.
Florida State UniversityFlorida International UniversityFlorida Atlantic UniversityFIU Golden Panthers


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