Ecosystem Basics
100: A living thing that affects an ecosystem, such as a bear or a tree.
What is a biotic factor?
100: A single path of energy transfer through organisms in an ecosystem.
What is a food chain?
100: An animal that hunts and feeds on another organism.
What is a predator?
100: The two "requirements" needed to be considered an invasive species.
What are being non-native and harmful?
100: This native tree produce leaves with rounded lobes, distinct from red oaks.
What is a White Oak?
200: A nonliving factor in an ecosystem, such as rainfall, sunlight, or water.
What is an abiotic factor?
200: A network made up of a series of overlapping food chains.
What is a food web?
200: An animal that is hunted and eaten by a predator.
What is prey?
200: This invasive reptile was introduced to the Florida Everglades and devastated local food webs by eating primary consumers.
What is the Burmese Python?
200: This invasive vine strangles native trees in the Swan Valley Forest.
What is Bittersweet?
300: All the living and nonliving things in an area and the interactions between them.
What is an ecosystem?
300: What the arrows between organisms in a food chain or food web represent.
What is the direction of energy transfer?
300: If the predator population (foxes) increases, what will initially happen to the prey population (rabbits)?
What is decrease?
300: How invasive plants harm native plant populations in a forest.
What is by blocking sunlight or stealing nutrients/water?
300: This invasive dark-berried shrub blocks sunlight from reaching native plant saplings.
What is Buckthorn?
400: Any substance or object in an environment needed by an organism for survival.
What is a resource?
400: Organisms like grass, trees, and algae that make their own food.
What are producers?
400: The maximum population size of a species that an ecosystem can support based on available resources.
What is carrying capacity?
400: A action boaters can take to prevent spreading aquatic invasive species between lakes.
What is cleaning all mud and plants off the boat before entering a new body of water?
400: This native pine species features long needles in clusters of five and is the state tree of Michigan!
What is a White Pine?
500: What occurs when two or more organisms rely on the same limited resources.
What is competition?
500: The four levels of organisms in a food web, starting with the plants.
What are producers, primary consumers, secondary consumers, and tertiary consumers?
500: If a disease wipes out a primary consumer like mice, name a population that will increase and one that will decrease as a result.
What is - producers increase and secondary consumers decrease?
500: To stop the spread of forest pests and invasive species, campers should buy this locally.
What is firewood?
500: Barberry is an invasive shrub with sharp thorns, and provides a habitat for these organisms.
What is are ticks?