Q: Located above the stratosphere, what layer is the place where meteors burn up? Choices: - unisphere - troposphere - atmosphere - mesosphere A:
mesosphere

Q: What is it called when a liquid displays more attraction between the liquid particles than attraction between the liquid and the glass? Choices: - tension - flexion - stability - cohesion A:
cohesion

Q: Q: Surface tension is responsible for the fact that small insects can do this on water? Choices: - swim - sink - float - walk A:
A: walk

Question: Q: What system carries messages from sense organs and internal organs to the central nervous system? Choices: - sensitive nervous system - respiratory system - auxiliary nervous system - peripheral nervous system A:
Answer: peripheral nervous system

*Question*
Q: What term is used to describe animals that excrete ammonia? Choices: - spirogyra - ammonstand - xerophyte - ammonotelic A:
**Answer**
ammonotelic

(Question)
Q: The pleura that surrounds the lungs consists of how many layers? Choices: - one - four - three - two A:
(Answer)
two