Q: What type of stratified deposit is formed where lakes are covered by ice in the winter? Choices: - telomeres - glacier - tangles - varves A:
varves

Q: What type of mutations cannot be passed on to offspring? Choices: - symbiotic mutations - instructional mutations - functional mutations - somatic mutations A:
somatic mutations

Q: Q: Lavas that cool underwater are called what? Choices: - sea lavas - bed lavas - water lavas - pillow lavas A:
A: pillow lavas

Question: Q: How many more legs do spiders have compared to insects? Choices: - six - one - four - two A:
Answer: two

*Question*
Q: What do cells produce as they age? Choices: - carcinogens - wrinkles - oxidants - proto-oncogenes A:
**Answer**
proto-oncogenes

*Question*
Q: Why do effusive eruptions rarely kill anyone? Choices: - They are minor - They occur rarely - They are low temperature - they move slowly A:
**Answer**
they move slowly