Q: Clams, oysters, scallops, and mussels are examples of what type of species? Choices: - mammals - invertebrates - tortoises - mollusks A:
mollusks

Q: Human actions such as plowing, logging, construction and other actions contribute to what kind of erosion? Choices: - weathering - flooding - wind erosion - soil erosion A:
soil erosion

Q: Q: Many enzymes require nonprotein helpers for what activity? Choices: - hydrogen - kinetic - functional - catalytic A:
A: catalytic

Question: Q: Screws move objects to a higher elevation by increasing what? Choices: - velocity - torque - kinetic energy - force applied A:
Answer: force applied

*Question*
Q: What is caused when circulating blood puts pressure on the walls of blood vessels? Choices: - aneurysm - atherosclerosis - high cholesterol - blood pressure A:
**Answer**
blood pressure

Q: What basic structures are called the building blocks of life and comprise all living things? Choices: - pigments - seeds - lipids - cells A:
cells