Landcare Research - Manaaki Whenua

Landcare-Research -Manaaki Whenua

The key to ID

Summary

Students construct and use dichotomous keys.

Learning Objectives

Students will be able to:

  • Explain the purpose of an identification key.
  • Use a key to identify weeds.
  • Make a simple dichotomous key.

Curriculum Connections

Science, Living World, Levels 3-4 (details below)

Vocabulary/concepts

Identification key, dichotomous key, characters

Time

1-2 hours

Materials

  • Copies of Shape Identification Key
  • Weed identification resources
  • Whiteboard
  • Paper and pencils