You are presented with the question "How is food preserved?" and the following answer choices: - liquid - moistness - hydration - bacteria - mold - heat - Cooking - drying Now knowing that dehydrating food is used for preserving food and food is then dehydrated in slow oven or dehydrator, choose the best answer.
drying
You are presented with the question "What can better dissolve nutrients and oxygen?" and the following answer choices: - lakes - SO2 - Raft - a solute - puddles - rivers - currents - lochs Now knowing that running water is better able to dissolve oxygen and nutrients than standing water and large, warm rivers hold populations but few occur in cold running water, choose the best answer.
rivers
Q: You are presented with the question "What causes an object to combust?" and the following answer choices: - heating liquids - friction - It gets heated up - incineration - heat energy - flow of electrons - Electrical energy - Energy. Now knowing that high temperatures can cause an object to combust and incineration requires very high temperatures for efficient combustion, choose the best answer.
A: incineration
Question: You are presented with the question "extreme heat and pressure form a type of what?" and the following answer choices: - liquid - crater - oil - energy - ice - Injury - rock - jar Now knowing that extreme heat and pressure change rock into metamorphic rock and metamorphic Rocks Metamorphic Rocks Metamorphic rocks are formed by pressure and heat, choose the best answer.
Answer: rock
*Question*
You are presented with the question "what are caverns formed from?" and the following answer choices: - storing water - streams - fossil fuels - limestone - streams. - Rocks - crust - mines Now knowing that acavern is formed by carbonic acid in groundwater seeping through rock and dissolving limestone and limestone caves are formed when acids attack and dissolve the calcite in limestone, choose the best answer.
**Answer**
limestone
(Q).
You are presented with the question "What causes food poisoning?" and the following answer choices: - one celled organisms - water vapor - microorganisms - influenza - Pesticides - harmful substances - oxygen - poison Now knowing that microorganisms cause food to spoil and food poisoning occurs when spoiled food is eaten, choose the best answer.
(A).
microorganisms