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Mercury Quiz
Author :
Daisy Thwaites
1.
Which animal is highest in the food chain?
A
Dolphin
B
Tuna
C
Phytoplankton
2.
What is one cause of mercury getting into the ocean?
A
Burning coal
B
Illegal fishing
C
Vegetarianism
3.
According to Dorothy Hinshaw Patent, with each step of the food chain, toxins get amplified by... times the original concentration
A
10
B
5
C
20
4.
Why is mercury dangerous in fish but not the ocean?
A
Because mercury bioaccumulates in fish
B
Because mercury is only dangerous when eaten
C
Because ocean acidification cancels out any danger
5.
Which animal carries the mercury out of the water?
A
Osprey
B
Dolphins
C
Killer Whales
6.
How high can Osprey egg mortality rate reach in some areas?
A
50%
B
75%
C
25%
7.
Where does the chain of mercury accumulation in the ocean start?
A
Phytoplankton
B
Humans
C
Tuna