1. Lesson Starter
Explain what a tissue is
Explain what an organ is
Name one organ and describe its function

2. Lesson 12- Cell Organisation
Cells Alive
Lesson 12- Cell Organisation

3. Today we are going to..
Learn how organs work together in different BODY SYSTEMS
Learn about the different organs in plants and what their job is

4. Body systems
Our organs all work together in a body system There are lots of different systems in our body! With the person next to you, try and come up with as many as you can!

5. Nervous system The nervous system consists of your: Nerves Spinal cord
Brain
Electrical impulses (messages) are sent from the brain (or spinal cord) to the nerves.

6. Digestive System
The digestive system consists of the mouth, oesophagus, stomach, intestines and anus
Food enters through the mouth and follows the digestive pathway until leaving the body as waste

7. Respiratory System The respiratory system consists of the: Lungs
Trachea (windpipe)
Associated blood vessels
Oxygen is breathed in and carbon dioxide released

8. Circulatory System The circulatory system consists of: The heart
Blood vessels
Blood is circulated throughout the body carrying the nutrients needed.

9. Whole Organism
The different systems in our bodies work together in order to form a WHOLE ORGANISM
Cells Tissues Organs Systems Organism

10. Plants also have organs and systems

11. Plants
The root
Takes in water and nutrients from the soil to help the plant grow. Also ANCHORS the plant.

12. The leaf Major site of food production (photosynthesis)
Plants
The leaf Major site of food production (photosynthesis)

13. The ovary Holds plant egg cells to make seeds
Plants
The ovary Holds plant egg cells to make seeds

14. The stem Carries water and nutrients to different parts of the plant
Plants
The stem Carries water and nutrients to different parts of the plant

15. Complete page 20 in your booklet

16. Before you go..
On your post-it write down two things you have learned so far and one thing you are unsure of