Which of the following lab safety items might be
useful if a chemical splashed on you? check all of
the boxes that apply.
o a fire extinguisher
o a fire blanket
an eyewash station
o a shower
o a first-aid kit

An eyewash station, first aid kit, and a shower. The fire extinguisher and fire blanket are more likely to be used where there is a fire. Hope that helps! :)

the answer is true when observing or determining population size, a direct observation is use, in which each organism is counted in a population or in an area. one benefit of this measure is that you get the exact population count but it will take a long time to  determine  the  size  of a  population.