Nature & science · Age 9 · Adaptations & Classification
Building Classification Keys – Identifying by Features
Understand how classification keys are built using observable features to sort living things.
Module
Adaptations & Classification
Age
Age 9
Duration
10 min
Questions
5
What's in this exercise
Answers are hidden — sign up to practise and check your work.
Question 1
Multiple choice
Which feature would be MOST useful as the first question in a key to sort animals?
Question 2
Multiple choice
You are making a key for these four animals: goldfish, frog, parrot, and dog. A good first question would be:
Question 3
Multiple choice
A classification key must use features that are:
Question 4
True or false
A good classification key will lead you to the same correct identification every time you use it for the same organism.
Question 5
Matching
Match each question type to whether it is suitable for a classification key.