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Pls help me , this is due in 2 hours

Pls help me , this is due in 2 hours
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Pls help me , this is due in 2 hours

Pls help me , this is due in 2 hours-example-1
asked
User Graykos
by
7.5k points

1 Answer

3 votes

Answer:

A)

  1. Control: untouched dish
  2. Dependent variable: the different salt concentrations for preventing the growth of bacteria
  3. Independent variable: agar

B)

  1. Control: the group that is not exposed to any pollutant (5th group)
  2. Dependent variable: the effect of pollution on soybean plants
  3. Independent variable: the pollutant

answered
User Ryan Cumley
by
7.9k points
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