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
Practise linking organelles, cells, tissues, organs and systems to definitions and labelled biological examples.
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.
• structure / part of a cell with particular function / purpose
The image shows some cells from onion epidermis.
The onion cells in the image are all epidermis cells.
What is the term for a collection of cells of the same type?
organ
organism
system
tissue
D
The diagram shows parts of the human respiratory system with some structures labelled.
State why a lung is described as an organ.
An answer that makes reference to the following:
- it has more than one tissue / is a group of tissues / is a collection of tissues / made of multiple tissues / eq