If mold spores make it hard to breathe, then what do mold spores make it hard to do? Answer choices: - clean house - motility - kill them - breathe - reproduce - eat bread - play outside - survive
breathe

If earthworms can regrow segments that break off, then what do earthworms do when a segment breaks off? Answer choices: - Dies - Regrows it - Reproduces - Sediment - root growth - migrate - Stops growing - roots
Regrows it

Q: If lung cancer is most often caused by exposure to cigarettes, then what is lung cancer most often caused by exposure to? Answer choices: - Chemical energy - carbon dioxide - asbestos - sunlight - water - fossil fuels - cigarettes - hydrocarbons
A: cigarettes

Question: If some touch receptors sense differences in the amount of heat, then what do some touch receptors sense differences in? Answer choices: - voltage - visible energy - fingers - refraction of light - gravity shifts - amount of heat - the skin - change in density
Answer: amount of heat

*Question*
If recycling has a positive impact on the environment, then recycling has a positive impact on what? Answer choices: - near the shoreline - plastic properties - coral reefs - the environment - grain yields - important habitats - strawberry yeilds - organic molecules
**Answer**
the environment

*Question*
If agraduated cylinder is used to measure volume of water, then what can graduated cylinders measure the volume of? Answer choices: - blood - vapors - Alcohol - stars - the Moon - atoms - water - oil
**Answer**
water