Q: Streamlines are smooth and continuous when flow is laminar, but break up and mix when flow is what? Choices: - atmospheric - volcanic - slow - turbulent A:
turbulent

Q: Echinoderms are found in many different ocean environments, but most are found where? Choices: - in tidepools - in beaches - in waterfalls - in reefs A:
in reefs

Q: Q: Tuna have been shown to contain high levels of what metal? Choices: - cadmium - titanium - iron - mercury A:
A: mercury

Question: Q: What small glands are abundant within the mucous membranes of the mouth and tongue? Choices: - hypothalamus glands - retinal glands - localized glands - salivary glands A:
Answer: salivary glands

*Question*
Q: In many cases, the alkali metal amide salt (mnh2) is not very soluble in liquid ammonia and does what? Choices: - settles - isolates - evaporates - precipitates A:
**Answer**
precipitates

Q: Abundant in unpolluted ponds and streams, planarians prey on smaller animals or feed on? Choices: - algae - fungi - unidentified animals - dead animals A:
dead animals