The document is a review for a science unit on cells and microorganisms. It contains 7 multiple choice questions about animal and plant cell structures, including the cell membrane, nucleus, cell wall, chloroplast, and vacuole. It also asks about single-celled and multi-celled organisms, asking for examples of each and how they are alike and different.

1. Science Unit 1 CDA
Review
Cells and Microorganisms

2. Animal Cells
5

3. Plant Cells
1
2
3
4
5
6
7

4. I control what goes in and out
of the cell.
A. Cell wall
B. Vacuole
C. Cytoplasm
D. Cell membrane

5. I control the cell’s activity.
A. Nucleus
B. Cytoplasm
C. Vacuole
D. Chloroplast

6. I hold the DNA of the cell.
A. Cell wall
B. Vacuole
C. Cytoplasm
D. Nucleus

7. I protect and provide structure
for the plant cell.
A. Cell wall
B. Vacuole
C. Cytoplasm
D. Cell membrane

8. I help produce food for the
plant cell.
A. Cell wall
B. Vacuole
C. chromosome
D. Chloroplast

9. What two organelles do plant cells
have that animals don’t?
A. Cell wall and cell membrane
B. Vacuole and nucleus
C. Cell wall and chloroplast
D. Cytoplasm and vacuole

10. I break down sugar and
release energy for the cell.
A. nucleus
B. mitochondria
C. Cytoplasm
D. Cell membrane

11. What is a single celled organism?
Examples.
What is a multi-celled organism?
Examples.
How are they alike? Different?