Organ
Contents
Key Stage 3
Meaning
An organ is a part of an organism, made of several tissues, that does a specific job.
About Organs
- Organs are made of more than one different tissues that work together.
- Only multicellular organisms can have organs because tissues are many of many cells.
- An organ may have more than one job.
Organs in Flowering Plants
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Organs in Mammals
The skin is an organ that protects the body from infection. | The heart is an organ that pumps blood around the body. | The lungs are a pair of organs used for gas exchange. | The eye is a sensory organ used to see. |
The ear is a sensory organ used to hear. | The mouth is an organ is used to start digestion of food. | The oesophagus is an organ that connects the mouth to the stomach. | The stomach is an organ that digests food. |
|
The liver is an organ used to remove toxins from the blood. | Bones are organs in the body used for support and protection. | Muscles are organs that allow the body to move. |
Key Stage 4
Meaning
An organ is a part of an organism, made of several tissues, that does a specific job.
About Organs
- Organs are made of more than one different tissues that work together.
- Only multicellular organisms can have organs because tissues are many of many cells.
- An organ may have more than one job.
- Many organs working together for the same purpose form an organ system.
Organs in Flowering Plants
|
Organs in Mammals
The skin is an organ that protects the body from infection. | The heart is an organ that pumps blood around the body. | The lungs are a pair of organs used for gas exchange. | The eye is a sensory organ used to see. |
The ear is a sensory organ used to hear. | The mouth is an organ is used to start digestion of food. | The oesophagus is an organ that connects the mouth to the stomach. | The stomach is an organ that digests food. |
|
The liver is an organ used to remove toxins from the blood. | Bones are organs in the body used for support and protection. | Muscles are organs that allow the body to move. |
References
AQA
- Organ, pages 12, 27, 170, GCSE Biology; Student Book, Collins, AQA
- Organ; donation, page 204-7, GCSE Biology; Student Book, Collins, AQA
- Organ; system, pages 12, 27, 86, 170, GCSE Biology; Student Book, Collins, AQA
- Organ; transplant, page 204-7, GCSE Biology; Student Book, Collins, AQA
- Organa donors, page 76, GCSE Biology; The Revision Guide, CGP, AQA
- Organs, page 24, GCSE Combined Science; The Revision Guide, CGP, AQA
- Organs, page 27, GCSE Biology; The Revision Guide, CGP, AQA
- Organs, page 73, GCSE Biology, CGP, AQA
- Organs, pages 36-39, 62-63, 140-141, 148, 151, 154-157, 168-171, GCSE Biology; Third Edition, Oxford University Press, AQA