Edexcel IGCSE Biology 2.1 The levels of organisation in organisms
Practise ordering levels of organisation and applying definitions to examples such as organelles, epidermis tissue and organs.
- Syllabus
- First assessment 2019
- Course
- Biology 4BI1
Exam points
- define organelles as cell structures with particular functions in labelled cell diagrams
- explain why a named organ is made from several tissues carrying out a function
- identify tissue as a collection of similar cells from image-based examples
2.1 The levels of organisation in organisms question 1
Euglena is a microorganism that lives in water.
The diagram shows Euglena with some structures labelled.
Some of the labelled structures are known as organelles.
State what is meant by the term organelle.
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