Master the Art of Controlling Variables in Scientific Experiments - Take the Qui...

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Questions and Answers

Which variable should have been controlled in the experiment?

  • Time taken to acclimatise
  • Amount of leaves on plant (correct)
  • Independent variable = Distance from light source
  • Intensity = d-2

What is the dependent variable in the experiment?

  • Time taken to acclimatise
  • Mean number of bubbles (correct)
  • Intensity = d-2
  • Amount of leaves on plant

What is the compensation point in the experiment?

  • 14:00 hrs
  • 20cm3/m2/min
  • 29cm3/m2/min
  • 05:30 hr (correct)

What does it mean if the rate of diffusion is below 0cm3/m2/min for the first part of the day?

<p>Carbon dioxide is diffusing out of the leaf (A)</p> Signup and view all the answers

What is the unit of diffusion in the experiment?

<p>cm3/m2/min (C)</p> Signup and view all the answers

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