a) A population explosion of algae is called a(n)_________.
b) Certain bacteria use the process of _______ to produce food from chemicals.
c) Cracks in the ocean floor are called________.
d) The Grand Banks were reported by (last name)_______.
e) The Grade Banks were a major fishing ground for the capture of these three types of fish:_________,___________,and__________...
f)Some bacteria use_________,such as sulfur componds, to produce food.
g) The water of the Labrador Current are_________.
h)The waterof the Gulf Stream are____________.
i)_________and changes in water temperature or nutrient levels are possible causes of the decline in fish populations in the Grand Banks.
j)Toxic chemicals can enter a food_______and create health hazards
k)Where the Labrador Current and the Gulf Stream meet, there are good conditions for________, on which the larger fish depend for food.
l) The arrival of new________ of plants or animals can dramatically alter a natural ecosystem.
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