WorksheetsABCs of HABs
Total questions: 10
Worksheet time: 48mins
What makes up the base of the Bay's foodchain?
fish
algae
oxygen
oysters
What gas do algae make/release?
nitrogen
oxygen
helium
carbon dioxide
What is it called when algae populations explode due to unusually high numbers?
carbon dioxide
harmful algal blooms (HABs)
horrible anti-blooms (HABs)
hypoxia
Which is NOT an effect of harmful algal blooms?
produce smelly surface scum
consume dissolved oxygen when algae die and decompose
improve water quality
block sunlight that is vital for underwater bay grasses
True or False? HABs can produce harmful chemicals that are toxic to humans.
True
False
What two excess nutrients cause HABs? Select TWO answers.
oxygen
nitrogen
carbon dioxide
phosphorus
True or False? There are not enough nutrients flowing into the Bay.
True
False
Bacteria are depleting the Bay of what gas? (Hint: this is called hypoxia!)
oxygen
nitrogen
helium
carbon dioxide
Which is NOT a way to help the Bay watershed?
driving less
picking up pet waste
reducing the use of lawn fertilizers
increasing the use of lawn fertilizers
True or False? The Bay Program actively monitors the region's waterways for HABs.
True
False
