Ecology Unit Post-Assessment (Grade 8)
Predator/Prey
Consumer/Decomposer
Parasitism
Mutualism
Commensalism
Owl
Hawk
Tree
Grasshopper
Rabbit
Water
Decomposers
Producers
Consumers
Sunlight
Ecological Succession
An Energy Cycle
Negative Feedback
A Food Web
Commensalism
Raptors or Eagles
Mice
Leaves
Coyote
Algae
Herbivores will exceed carrying capacity and begin eating crops.
The amount of healthy livestock on the farm will double in size.
More grasses and seeds will be available for livestock to consume.
Decomposers will take the place of predators in the ecosystem.
The amount of parasites infecting the predators will increase.
Energy is recycled but elements must be added from the outside.
Elements are recycled, but energy must be added from the outside.
Both energy and elements are recycled.
Neither energy nor elements are recycled
The amount of elements and energy constantly increase
Water
Soil
Plants
Fish
The Sun
Coal formation and photosynthesis
Photosynthesis and respiration
Fuel combustion and open burning
Death and decay
Nitrogen fixation and denitrification
Food
Clothing
Flood Protection
Medicines
Fuel