*Question*
You are presented with the question "What requires energy?" and the following answer choices: - diffusion - empty space - Plants growth - nothing - salamanders - animals - passive transport - Cooking Now knowing that vesicle transport requires energy, so it is also a form of active transport and active transport is another form of diffusion, choose the best answer.
**Answer**
diffusion

*Question*
You are presented with the question "corals use what to communicate with each other" and the following answer choices: - Energy - pheromones - kinetic energy - produce light - heat produced - heat energy - Chemical energy - sound Now knowing that echinoderms use pheromones to communicate with each other and ascothoracican barnacles attach to echinoderms or corals, choose the best answer.
**Answer**
pheromones

*Question*
You are presented with the question "what likes bigger and deeper water than found in ponds?" and the following answer choices: - leeches - Schwinn - Birds - density - trout - weathering - ducks - salmon Now knowing that lakes are generally bigger and deeper than ponds and lake trout can also be found in some of the lakes, choose the best answer.
**Answer**
trout

*Question*
You are presented with the question "What happens when food is stored below 40 degrees?" and the following answer choices: - Decrease bodily water - It gets cooked quicker - It stays fresh - Dehydration - sweating - They may not survive. - It's not as safe to eat - It gets eaten quicker Now knowing that keeping food cold is used for keeping food fresh and the food safety zone is above 165 F for hot foods and under 40 F for cold food, choose the best answer.
**Answer**
It stays fresh