minessieamaridi minessieamaridi
  • 26-01-2017
  • Health
contestada

Secondary treatment uses _______ to clean the water.
a. chemicals
b. microorganisms
c. screens
d. skimmers

Respuesta :

redhead0507
redhead0507 redhead0507
  • 01-02-2017
the correct answer is B. microorganisms 

Answer Link

Otras preguntas

Someone explain to me what 4(x-3)=11x is? Please explain, I'm very new here.
which statememt is the best interpretation of the sediment core?a) As time passed, the climate near the lake warmedb)As time passed, the climate near the lake c
What integer represents "a credit of $35" if zero represents the original balance?
What is the largest solution for the quadratic equation (x+3)^2-4=0?
Elliot is buying groceries. He buys a bag of apple for 5.54, a loaf of bread for 2.49, and a jar of peanut butter for 3.73. Elliot hands the cashier a twenty do
Elliot is buying groceries. He buys a bag of apple for 5.54, a loaf of bread for 2.49, and a jar of peanut butter for 3.73. Elliot hands the cashier a twenty do
for what value of m is the equation true? x^{2} +10x+11= m+(x=5)^2-25
Serbia had 29 pizza and she ate 1/8 of them how many do you have in all
Identify ALL of the adverbs in the following sentence : How did you know about the game cancellation?
Find six trig values if sec(x)=-3/2 and tan(x)>0 I got cos(x)=-2/3 but that is all I could get