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Which of the following is a biotic factor that could reduce a population of frogs?
clotting of blood
an increase in aquatic bird poulations
oxygen
prey
dead consumers have nutrients in them
arteries
freshwater ecosystem
Earth would be buried in waste
Ponds and rivers are two types of
clotting of blood
an increase in aquatic bird poulations
oxygen
prey
dead consumers have nutrients in them
arteries
freshwater ecosystem
Earth would be buried in waste
The role of the respiratory system is to bring what substance into the body?
clotting of blood
an increase in aquatic bird poulations
oxygen
prey
dead consumers have nutrients in them
arteries
freshwater ecosystem
Earth would be buried in waste
When a jellyfish paralyzes a tiny fish with its tentacles, the fish is the
clotting of blood
an increase in aquatic bird poulations
oxygen
prey
dead consumers have nutrients in them
arteries
freshwater ecosystem
Earth would be buried in waste
Oxygen rich blood travels AWAY from the heart through
clotting of blood
an increase in aquatic bird poulations
oxygen
prey
dead consumers have nutrients in them
arteries
freshwater ecosystem
Earth would be buried in waste
Decomposers depend on consumers because
clotting of blood
an increase in aquatic bird poulations
oxygen
prey
dead consumers have nutrients in them
arteries
freshwater ecosystem
Earth would be buried in waste
What would happen if there were no fungi and bacteria on Earth?
clotting of blood
an increase in aquatic bird poulations
oxygen
prey
dead consumers have nutrients in them
arteries
freshwater ecosystem
Earth would be buried in waste
If a person lacked platelets, which process could not take place?
clotting of blood
an increase in aquatic bird poulations
oxygen
prey
dead consumers have nutrients in them
arteries
freshwater ecosystem
Earth would be buried in waste
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