Part 1: Vocabulary and Multiple Choice

Vocabulary: Use the words classification, species, kingdom and binomial name to complete the sentences.

1. The scientific process of grouping living things is called ____________________.

2. A group of organisms that can reproduce to produce fertile offspring is a ____________________.

3. The broadest commonly used classification group is a ____________________.

4. Which feature is most useful when classifying an organism?

Its favourite food

Its observable characteristics

Where it was found on one day

Its individual name

5. Which is the correct order from broadest to most specific?

Species, genus, kingdom

Kingdom, genus, species

Genus, kingdom, species

Species, kingdom, genus

6. Which group contains organisms that usually make their own food by photosynthesis?

Plants

Animals

Fungi

Bacteria

Part 2: Matching and Classification

7. Match each term with its meaning. Draw a line between the matching items.

A. Vertebrate

B. Invertebrate

C. Unicellular

D. Multicellular

1. Made of many cells

2. Has a backbone

3. Made of one cell

4. Does not have a backbone

8. Complete the classification table. Write the most suitable group for each organism.

Organism: eucalyptus tree | Key feature: makes food by photosynthesis | Group: ____________________

Organism: mushroom | Key feature: absorbs nutrients from dead material | Group: ____________________

Organism: kangaroo | Key feature: has fur and feeds its young milk | Group: ____________________

Organism: yeast | Key feature: microscopic organism used in baking | Group: ____________________

9. A scientist finds an organism with feathers, wings and a beak. Which major animal group is it most likely to belong to? Explain one characteristic that supports your answer.

Part 3: Observe, Label and Explain

10. Label the diagram. Use the word bank to label the parts shown in the image.

Word bank: backbone, feathers, beak, wings

Diagram of a bird with four unlabeled arrows for feathers, beak, wings and backbone

11. Explain why scientists classify living things instead of simply giving each organism a common name.

12. Choose two organisms from this worksheet. State one similarity and one difference between them.

Classifying Living Things

Classifying Living Things

Part 1: Vocabulary and Multiple Choice

Part 2: Matching and Classification

Part 3: Observe, Label and Explain

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