You can carry out a test ,
1- take a sample of the air in a test tube
2-add limewater to the test tube
3- result : if it turns milky/cloudy it has microorganisms
4- reason: because every microorganism respires , and so it produces Carbon dioxide .
and limewater is the test to show the presence of Carbon dioxide .
C Population. A group of Organisms that are of the same species in an ecosystem is a population
<span>The nurse would need to consult the beers criteria prior to giving medications to patients who fall in the category of elderly. This list would notify the nurse what medications are considered inappropriate. Incidentally, the list of patients not covered by this list include newborns, toddlers, and teenagers.</span>
The cell membrane helps to transport ions, nutrients, and waste.
the answer is b: blinking when light is flashed in the eyes