Bacterial Cell Biology Worksheet
Explore the structure, function, and characteristics of bacterial cells with this comprehensive worksheet for Grade 9 science students.
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Bacterial Cell Biology
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Read each question carefully and provide your best answer. Refer to the diagram of the bacterial cell as needed.
Observe the diagram of a bacterial cell below and answer the questions that follow.
1. Which of the following structures is NOT found in a typical bacterial cell?
Cell wall
Mitochondria
Ribosomes
Capsule
2. The genetic material of a bacterium is typically located in the:
Nucleus
Nucleoid
Plasmid
Cytoplasm
3. Bacteria are classified as because they lack a membrane-bound nucleus.
4. The outermost protective layer of some bacterial cells, beyond the cell wall, is called the .
5. All bacteria are harmful to humans.
True
False
6. Plasmids are small, circular DNA molecules found in bacteria that can replicate independently.
True
False
7. Briefly describe the primary function of the flagellum in a bacterial cell.
Match the bacterial cell part on the left with its description on the right.
8. Pili
a. Site of protein synthesis
9. Ribosomes
b. Hair-like appendages for attachment
10. Cell membrane
c. Controls what enters and leaves the cell