What is the smallest living thing called?

1. What is the smallest living thing called? a cell http://www.youtube.com/watch?v=gFuEo2ccTPA http://www.youtube.com/watch?v=-zafJKbMPA8

2. Parts of an animal cell! This is the brain of the cell. It directs all its activities. This is the jelly like substance inside the cell. These give the cells energy. They release energy in the cell. This holds the cell together and separates it from its surroundings. These store food and water in the cell.

3. Parts of a plant cell! This holds the cell together and separates it from its surroundings. This is the jelly like substance inside the cell. cytoplasm cell membrane These store food and water in the cell. vacuoles This is the brain of the cell. It directs all its activities. These give the cells energy. They release energy in the cell. nucleus mitochondria

4. Parts of a plant cell! chloroplasts This makes food forthe plant cell. This supports and protects the plant cell! cell wall Remember, a plant cell has two other parts that an animal cell does not have! What are they?

5. circulatory system a whole living thing

7. What are tiny living things called?

8. microorganisms microorganisms

9. Microorganisms must be looked at under a microscope!

10. helpful Some microorganisms are____________ andsome are _____________. harmful bacteria Bacteria can be both helpful and harmful. helpful The bacteria in yogurt is _________. The bacteria inraw meats and eggs (E. coli and Salmonella)can be ________. harmful

11. Some bacteria in our body can be helpful because it breaks down the food we eat.

12. mold Another kind of microorganism is _______. Mold is a fungi. Mold on bread or food is not good for you. Mold on blue cheese is okay for you.

13. Fungiis good though! Fungiis a decomposer. It breaks things down. Mold breaks things down. Yeast is also a fungi. It can be helpful. It makes bread rise.

15. unicellular An amoeba is a ____________ organism. “Uni” means one. So an amoeba is made up of only one cell!

16. multicellular A frog is a ____________ organism because it is made up of many cells. multicellular multicellular multicellular multicellular multicellular multicellular

17. cell What is the smallest living thing called? organism What is another name for a “living thing?” unicellular What is a one-celled organism called? amoeba What is an organism made up of lots of cells called? person multicellular What are the parts of a cell called (the inside objects)? What releases energy in the cell? organelles mitochondria What stores the food and water in the cell? vacuoles What is the jelly-like substance inside the cell? cytoplasm

18. What is the outside of the cell called? It holds the cell together. cell membrane What controls the cells activities? nucleus What makes food in the plant cell and gives it its green color? chloroplasts What is the outer covering of a plant cell called (it supports the cell)? cell wall tissue organism system organ cell smallest largest system organism organ tissue cell

19. mold yeast What is a fungi that is a decomposer? harmful helpful Bacteria can be _____________ or ________________. What is a helpful bacteria? bacteria in yogurt What is a harmful bacteria? bacteria on raw meat or uncooked eggs What is an amoeba? a unicellular organism Tomorrow