*Question*
Q: What kind of material that might otherwise go to a landfill can serve as the source of biomass power? Choices: - mechanical waste - microscopic waste - reactive waste - organic waste A:
**Answer**
organic waste

*Question*
Q: What part of the cell helps it keep its shape? Choices: - nucleus - cytoplasm - enzymes - cytoskeleton A:
**Answer**
cytoskeleton

*Question*
Q: Glucose is an example of what simple carboyhydrates with relatively few carbon atoms? Choices: - solvents - mixtures - acids - sugars A:
**Answer**
sugars

*Question*
Q: What is the most complex organ in the human body? Choices: - heart - liver - muscular - brain A:
**Answer**
brain