Q: Trophic level 4 = tertiary consumers that eat what kind of consumers? Choices: - insects - herbivores - primary consumers - secondary consumers A:
secondary consumers

Q: Because all animals require an external source of what, they are called heterotrophic? Choices: - fuel - energy - water - food A:
food

Q: Water is allowed to flow downhill into a large turbine to harness power. what helps the turbine spin? Choices: - residual energy - electrostatic energy - polar energy - kinetic energy A:
kinetic energy