Cell Review Answer Key
Directions: Place the levels of organization below in sequential order:
POPULATION
CELLS
COMMUNITY
ORGANISM
ORGANS
TISSUE
ORGANELLES
ORGAN SYSTEM
BIOMES
1. Organelles  Cells  Tissues  Organs  Organ Systems
Organism Population Community  Ecosystems Biomes
Directions: Match the following level of organization above to the correct function below:
2. Groups of organ systems that work together
3. Building block of life
4. Groups of the same organisms in a particular area
5. Group of different ecoystems that have similar climate
6. “Organs” of the cell
7. Groups of different types of tissue with a specific job.
8. Group of similar cells that perform the same function
9. Groups of different types of organs working together.
10. Different groups of populations in same area.
Organism
Cells
Population
Biome
Organelles
Organs
Tissues
Organ System
Community
Directions: True or False: If the statement is true write the letter T in the space provided. If
the statement is false re-write the statement to make it true.
F 11. The cell membrane protects cell and gives rigid support to the cell.
T 12.
F 13.
F 14.
T 15.
_cell wall___________________________________________________________ .
DNA is stored inside the nucleus and contains genetic information.
___________________________________________________________________ .
The cell wall controls what enters and exits the cell.
_cell membrane______________________________________________________ .
The part of the cell that powers the cell and releases energy from food is called the
nucleus. _mitochondria________________________________________________ .
The area of the cell that stores food and water is called the vacoule.
____________________________________________________________________ .
T 16. Chloroplast contain chlorophyll and is the site of photosynthesis.
Cell Review Answer Key
T 17. Cytoplasm is the jelly-like fluid containing all the organelles of the cell.
___________________________________________________________.
Directions: Label the cells below with the following organelles: Cell Wall, Nucleus, Vacuole,
Cytoplasm, Chloroplast and Cell Membrane.
_Plant Cell
Animal Cell
Vacuole
Nucleus
Nucleus
Cytoplasm
Cell Wall
Vacuole
Chloroplast
Cytoplasm
Cell Membrane
Mitochondria
19. List and explain the 3 parts of the cell theory.
1. The cell is the basic unit of life.
2. All living things are made of cells.
3. All cells come from pre-existing cells
20. What are three differences between plant cells and animal cells?
1. Shape
2. Plant cell have a cell wall and contain cholorplast. Animal cells do not.
3. Vacuoles are large in plants. Vacuoles and smaller but in greater number in animal.
Directions: Fill in the blank with the word or phrase that completes the sentence.
21. The cell theory explains the structure function and process of all living things.
22. _Tissues_ are a group of specialized cells working together to perform the same job.
23. Structures in the cytoplasm where food and other substances are stored are called
_Vacuoles_.
24. The _cytoplasm_ is the watery gel inside the cell.