KS3 Biology › Cells

The 7 Life Processes (MRS GREN)

How do you decide whether something is alive? Not by whether it moves, and not by whether it breathes. Seven processes separate the living from the never-living, and MRS GREN is how you remember all of them — including the one that catches most people out.

KS3 Biology · Year 7–9 · Free worksheet with answers

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What you'll be able to do after this lesson

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Free worksheet — 3 questions, 12 marks

One page with a full answer key. Enough to check the lesson landed, and to see how the questions are written before you buy anything.

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Every resource comes with a full answer key and marking guidance. Instant download, yours to keep, print as many copies as your class needs.

Full worksheet

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  • 100 marks
  • Three sections of increasing difficulty
  • Word banks on every fill-in-the-blank
  • Complete answer key
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Extension pack

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  • Vocabulary matching
  • Challenge quiz
  • Case study
  • Teach It Back, with rubric
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Complete lesson pack

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  • Both answer keys included
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Using this with a class

You're welcome to embed the video and link these resources in Google Classroom, Stile, Canvas, Compass or any other school platform. No need to ask.

Everything here is written to the KS3 curriculum for students aged 11–14. Print freely for the classes you teach.

The rest of this unit

Cells

  1. The 7 Life Processes (MRS GREN)You're here
  2. Animal Cell Structures and Their Functions
  3. Plant Cell Structures and Their Functions
  4. Multicellular and Unicellular Organisms
  5. Stem Cells in Animals

Watch the whole KS3 Biology playlist on YouTube →