Q: What do most organisms eat in the profundal zone of a lake? Choices: - fresh organisms - algae organism - fish waste - dead organisms A:
dead organisms

Q: The characteristic sound of a motorcycle buzzing by is an example of which effect? Choices: - warp effect - coreolis effect - polar effect - doppler effect A:
doppler effect

Q: Q: What is the concentration of gas molecules in the mesosphere? Choices: - high density - low density - medium density - very low density A:
A: very low density

Question: Q: Ice cubes in cola cause the cola to lose what? Choices: - mechanical energy - kinetic energy - gravity - thermal energy A:
Answer: thermal energy

*Question*
Q: The calvin cycle is the fancy name for the metabolic pathway that builds what? Choices: - proteins - fats - carbohydrates - sugar A:
**Answer**
sugar

Q: Q: All living things are able to produce what? Choices: - proteins - tissue - toxins - offspring A:
A: offspring