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KS3 Biology · Years 7–9

KS3 Cells & life processes Test Paper with Mark Scheme

A 40-mark KS3 biology test paper on cells and life processes for Years 7 to 9: 22 questions in 40 minutes, with a microscope and two cells to label, a diffusion diagram, specialised cells and a magnification calculation. Plain-English mark scheme included.

A 40-mark KS3 biology test paper on cells & life processes for Years 7 to 9: 22 questions to do in 40 minutes, building from quick multiple choice to longer written answers, with the hardest questions in a short stretch section at the end.

What's covered

Life processes: MRS GREN, respiration and breathing, excretion and egestion. Microscopes: a light microscope to label, what a higher power lens does, and focusing with the coarse and fine wheels. Living, dead or never alive, and why fire is not alive. Slides: why iodine stain is used, a thin specimen and a coverslip lowered at an angle, and total magnification. Cells: an animal and a plant cell to label, and the jobs of the cell wall and chloroplasts. Cells at work: a diffusion diagram, two specialised cells to name, an organ, and a diffusion practical to read (variable and pattern). Stretch: a cheek cell’s real size from its image, gases moving in and out of a working muscle cell, and how euglena survives.

What's included

  • A cover page with space for name, class and date, and a list of what the paper covers
  • 22 questions worth 40 marks, graded from easier to harder, with diagrams to label and data to read
  • Lined space for every written answer
  • A complete mark scheme in plain English: what earns each mark, so you can mark it with confidence even if science was a long time ago

Who it's for

Pupils in Years 7 to 9 checking a whole unit before a test, parents helping at home, and tutors and teachers who want a ready-made end-of-unit assessment. The free revision notes and homework sheets for every topic in the unit are at cartana.org/science.

A print-ready A4 PDF, 12 pages. Download it straight after paying.

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New from Cartana · Beta test 1–31 December

Revision that feels like an adventure

Cartana is our KS3 learning adventure: sail between islands, answer quick-fire questions and battle bosses. It starts with science, with maths on the way, and launches in 2027. This December a small group of testers gets to play it first.

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