Which statement describes a host organism?
What role does a lion play in an ecosystem?
A caterpillar is eating a leaf on a tomato plant.Which two types of organisms are present in this scenario?
A food chain in an ecosystem flows from green algae, to freshwater snails, to small fish, and finally to large fish.Which organism is the primary consumer?
A human ingests a tapeworm. The tapeworm lives in the human's intestines and absorbs nutrients, preventing the human from receiving vital nutrition.Which type of organism is the tapeworm?
A cow is eating green grass that grows in a field.Which type of organism is the grass in this scenario?
Aphids are tiny insects that feed on plants. Ladybugs are helpful to plants because they eat aphids.Which type of organism are aphids in this scenario?
A food chain flows from blueberry bushes, to mice, to owls, and finally to bobcats.Which organism is the secondary consumer?
Fleas live on a cat and feed on the cat’s blood. The cat eats a bird outside in a rose garden.Which organism is a parasite in this scenario?
How does energy travel in an ecosystem?
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