Direction: Answer the question below. The answer to each question is one of the four levels of organization; cell, tissue, organ, organ system.
1. What are the five levels of organization in our bodies from smallest to largest?
Answer: cells, tissue, organ, organ system, organism
2. Which level of organization is made of different types of tissue working together to perform a specific job for your body?
Answer: organ
3. Which level of organization is made of different organs working together to perform a BIG job for your body like digesting your food?
Answer: organ system
4. Which level of organization is made of similar cells working together? For example, many muscles working together.
Answer: tissue
5. Your heart, liver and lungs are made of similar cells working together. That makes your heart, liver and lungs examples of what?
Answer: organ
6. Lungs, bronchi, and trachea working together are examples of?
Answer: organ system
7. Fill in the blank: skin cells working together to form epithelial is an example of?
Answer: tissue
8-10. Which part of the human body is more complex, your heart or your circulatory system?
Answer: Circulatory system is more complex than the heart. The heart is just an organ performing it's specific function. On the other hand, the circulatory system is made up of different organs working together making it more complex than the heart.
