RP 10

• How can a choice chamber be used to measure the favourable environment of a small organism?

  By setting up chambers in different quadrants with varying environmental conditions.
• What are the four environmental conditions used in the choice chamber experiment?

  Dark + dry, dark + damp, light + dry, light + damp.
• What do organisms do in the choice chamber experiment?

  They move to the quadrant they find favourable.