Edexcel IGCSE Biology A Level of Organisation Questions

Practise linking organelles, cells, tissues, organs and systems to definitions and labelled biological examples.

Syllabus
First assessment 2019
Course
Biology 4BI1

Exam points

  • state why examples
  • identify tissue, organ or organelle from definitions, images or labelled structures

Question 1

[Maximum number: 1]

Euglena is a microorganism that lives in water.
The diagram shows Euglena with some structures labelled.

Figure for Question 1 — Edexcel IGCSE Biology

Some of the labelled structures are known as organelles.

State what is meant by the term organelle.

Question 2

[Maximum number: 1]

The image shows some cells from onion epidermis.

Figure for Question 2 — Edexcel IGCSE Biology

The onion cells in the image are all epidermis cells.

What is the term for a collection of cells of the same type?

A

organ

B

organism

C

system

D

tissue

Question 3

[Maximum number: 1]

The diagram shows parts of the human respiratory system with some structures labelled.

Figure for Question 3 — Edexcel IGCSE Biology

State why a lung is described as an organ.

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