Chapter 3 Study Guide Name: ______

Hour: ______

Date: ______

Matching:

____1. Cell Membrane a. A rigid structure that gives support to a cell

____2. Cell Wall b. A barrier that encloses and protects the cell

____3. Cell c. A small cavity or sac that contains materialsin a eukaryotic cell.

____4. Vesicle d. A large organelle that produces and stores the cell’s DNA

____5. Endoplasmic Reticulum e. Organelles that make proteins

____6. Golgi Complex f. A system of folded membranes that functionsas the internal

____7. Lysosomes delivery system of a cell

____8. Mitochondrion g. An organelle that functions as the main power source of a cell,

____9. Nucleus breaking down sugar

____10. Ribosomes h. A group of organs that work together toperform body functions.

____11. Eukaryotic i. The organelle that packages and distributesmaterials to be

____12. Organelle transported out of the cell.

____13. Organ System j. Organelles that contain digestive enzymes

____14. Prokaryote k. A group of similar cells that perform acommon function.

____15. Organ l. The smallest unit of life that can perform all life processes.

____16. Tissue m. An organism made up of cells that have anucleus enclosed by a

membrane.

n. One of the small bodies in a cell’s cytoplasm that are specialized

to perform a function.

o. A single-celled organism that does not have a nucleus or

membrane bound organelles.

p. A collection of tissues that carry out aspecialized function of the body.

Multiple Choice:

____17. Human beings are

a.machines c. organisms

b.systems d. protists

____ 18. One benefit of being a large organism is that you have

a. larger cells c. simpler functions

b. fewer predators d. only one kind of cells

____ 19. The life span of a multicellular organism is.

a. only as long as the life of one cell

b. shorter than that of a single-celled organism

c. not limited to the life of a single cell.

d. the same in every cell

____ 20. Which of the following statements is not part of cell theory?

  1. Animals and plants share the same kind of cells
  2. All organisms are made up of one or more cells
  3. The cell is the basic unit of all living things
  4. All cells come from existing cells

____ 21. What cell part supports the cell and might be made of cellulose or chitin?

  1. cell membrane b. ribosomes c. cell wall d. nucleous

____ 22. What part of the cell forms a barrier between the cell and its environment

a. cell membrane c. ribosome

b. nucleus d. cholesterol

____23. Larger size, longer life, and specialization are three advantages to being a

  1. eukaryote
  2. unicellular organism
  3. prokaryote
  4. multicellular organism

____ 24. What part of the cell keeps the cell membrane from collapsing?

a. cell membrane c. cytoskeleton

b. nucleus d. cytoplasm

____ 25. What part of the cell acts as the cell’s delivery system?

a. endoplasmic reticulum c. ribosome

b. nucleus d. lysosome

____26. The hydrophilic ends of phospholipids face outward, where they serve to

a. protect the cell from water c. attract water

b. get rid of wastes d. replace cell walls

____27. What is the job of the lysosomes?

a. They store water c. They make new cells.

b. They digest food particles d. They package proteins.

28. What four things do all cells have?

Label the following parts of the Animal Cell and Plant Cell (on the back)