Other
Food Chains
Food
Abiotic/Biotic Factors
Lamprey Structures
100
The reason lamprey thrived in the Great Lakes
What is had no natural predators, plenty of food, reproduced quickly, fast swimmers?
100
Plants --> Fish --> Great Blue Heron
What are two organisms that have a direct relationship?
What are plants and fish?
What are fish and Great Blue Heron?
100
Three main types of food molecules.
What are carbohydrates, fat, and protein?
100
living factors
What are biotic factors
100
The type of swimmer the sea lamprey is.
What is an "S" Swimmer?
200
One way scientists are trying to get rid of lamprey in the Great Lakes.
What are lampricides(chemicals that kill the eggs) traps to get rid of them?
200
Plants --> Fish --> Great Blue Heron
What are two organisms that have an idirect relationship?
What are plants and Great Blue Heron?
200
The two things organisms use food for.
What are growth and energy?
200
water is this type of factor
What is abiotic
200
Structures used for sea lamprey reproduction.
What are eggs?
300
How lamprey made it to the Great Lakes?
What are manmade waterways that were constructed for boat passage?
300
Plants --> Fish --> Great Blue Heron
What would happen to the Great Blue Heron if Plants decreased?
What is decrease?
300
A calorie is
What is a unit of measurement for energy in food?
300
this abiotic factor caused a major loss of organisms in the Great Lakes in the 1960s and 1970s
What is dioxins
300
The Sea lamprey use these structures for breathing.
What are gill slits and gills?
400
the building up of a substance, usually a chemical, in an organism
What is bioaccumulation
400
How would and increase in phytoplankton affect sperm whales?
What is increase the population of sperm whales?
400
a diagram that shows many food chains
What is a food web
400
The biotic factor that caused the Lake Trout to decrease majorly from 1950-1970.
What are Sea Lamprey?
400
Structures the lamprey uses to feed.
What are teeth?
500
The four things biologists study when trying to understand population changes.
What are food, reproduction, other organisms, and environment?
500
A species that is not native to an area or natural in the food web.
What is an invasive species?
500
two types of carbohydrates found in food
What are simple and complex
500
the abiotic factor that affected the Great Lake and caused the algal bloom known as "green slime"
What is phosphorus
500
The sea lamprey does not have this structure, that the perch does have.
What is a stomach?