LS1 Learning Set 5 Checkpoint

Last Name, First Name

Hour

• Hour 1
• Hour 2
• Hour 3
• Hour 4

What abiotic factors could affect the trout and puffin population?

• sand eels
• water
• temperature
• sea lamprey
• dioxin

What claim can be made from the data provided in the graph?

• When the dioxin levels are low, the trout population increases.
• Between 1970 and 1980 the trout population decreased.
• The abiotic factor had no affect on the biotic factor.
• As the abiotic factor increases, the biotic factor decreases.

Which organism would have the highest amount of pollutant in the following food chain?

• Insects
• Plankton
• Large Fish
• Small Fish