A complete, no-prep 100-mark worksheet on classification and species — ready to use for lessons, homework, or revision with KS3 Biology students aged 11-14.

Classification is the process of sorting organisms into groups based on their features, using seven levels from kingdom down to species. A species is a group of organisms that can reproduce together to produce fertile offspring, each identified by a unique two-part binomial name.

Structured across three sections of progressive difficulty: Section 1 (30 marks) covers the seven classification levels, species definition, binomial naming rules, and the five kingdoms through multiple choice, true/false, and fill-in-the-blank questions. Section 2 (40 marks) builds understanding through definition writing, a polar bear and brown bear classification table, vertebrate and invertebrate sorting, a horse/donkey/mule analysis task, and a five kingdoms examples table. Section 3 (30 marks) challenges students with a lion classification extended answer, a new species scenario requiring classification and justification, and a discursive evaluation of the species definition using examples. A full answer key with detailed marking guidance is included.

Also available: a companion extension pack with four enrichment activities, or save £1 with the complete lesson bundle — both listed on the iNewittAll TES store.

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The accompanying YouTube video is Google Classroom ready — simply copy the link directly into your Classroom assignment.

Last updated: — initial release

TAGS:
classification and species, KS3 biology, biology worksheet, classification biology, species definition, binomial names, seven levels of classification, kingdom phylum class order family genus species, vertebrates invertebrates, five kingdoms, KS3 revision, year 7 biology, year 8 biology, key stage 3 science, biology homework

PRICE:
£3

KEY STAGE:
KS3

SUBJECT:
Biology