Required Practical 10

Question 1

Describe how the movement of woodlice can be investigated using a choice chamber

Answer 1

• set up choice chamber with different environmental conditions
• use a teaspoon to place a set number of woodlice in the centre
• after a set amount of time record the number of woodlice in each section
• repeat

Question 2

Describe how the movement of maggots can be investigated using a maze

Answer 2

• change environment at one end of T shape
• place maggot at stem of T
• record whether maggot turns towards or away
• repeat with a large number of maggots
• repeat with the thing at the other end of the T shape

Question 3

Explain why the same organism is not used more than once

Answer 3

• reduces stress on maggots
• prevents chance of learned behaviours