OrganisationAQA GCSE Biology (8461)

Principles of Organisation

Work through the notes, try the practice questions, then take the quiz. The report tells you exactly what to revise next. (2026)

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5 MCQs

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1
What is a tissue?
Answer & explanation
Correct: option B
Tissue = similar cells together. E.g. muscular tissue is many muscle cells working together.
2
Which is an example of an organ system?
Answer & explanation
Correct: option C
Digestive system = multiple organs (mouth, stomach, intestines, pancreas, liver) working together.
3
Which tissue produces digestive enzymes in the stomach wall?
Answer & explanation
Correct: option B
Glandular tissue secretes substances (enzymes, hormones). Muscular tissue contracts; epithelial tissue lines and covers.
4
From smallest to largest:
Answer & explanation
Correct: option B
Standard hierarchy.
5
An organ:
Answer & explanation
Correct: option B
Organ = DIFFERENT tissues together. E.g. the stomach contains muscular, glandular and epithelial tissues.