Chicken Anatomy Worksheet
Explore the internal and external anatomy of a chicken with this comprehensive worksheet for Grade 9 science students.
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Chicken Anatomy Worksheet
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Read each question carefully and provide your best answer. Refer to the chicken anatomy diagram as needed.
Observe the diagram below showing the internal anatomy of a chicken.

1. The is the muscular organ that grinds food in a chicken.
2. The is responsible for storing food before it enters the proventriculus.
3. The are the primary organs for gas exchange in a chicken.
4. The is the organ where chemical digestion primarily begins.
5. Which of the following is NOT part of the chicken's reproductive system?
Oviduct
Ovary
Cloaca
Gizzard
6. What is the main function of the keel bone in a chicken?
Support the head
Attachment for flight muscles
Protect internal organs
Store calcium
7. Chickens have a diaphragm similar to mammals.
True
False
8. The comb and wattles of a chicken play a role in thermoregulation.
True
False
9. Describe the path food takes through the digestive system of a chicken, starting from ingestion.
10. Explain the function of the air sacs in the chicken's respiratory system.