21. What do the students agree should be included in their aims?

• A.

  factors affecting where organisms live

• B.

  the need to preserve endangered species

• C.

  techniques for classifying different organisms

22. What equipment did they forget to take on the Field Trip?

• A.

  string

• B.

  a compass

• C.

  a ruler

23. In Helen's procedure section, Colin suggests a change in

• A.

  the order in which information is given.

• B.

  the way the information is divided up.

• C.

  the amount of information provided.

24. What do they say about the method they used to measure wave speed?

• A.

  It provided accurate results.

• B.

  It was simple to carry out.

• C.

  It required special equipment.

25. What mistake did Helen make when first drawing the map?

• A.

  She chose the wrong scale.

• B.

  She stood in the wrong place.

• C.

  She did it at the wrong time.

26. What do they decide to do next with their map?

• A.

  scan it onto a computer

• B.

  check it using photographs

• C.

  add information from the internet