Bacterial Cell Biology Worksheet
An 11th-grade science worksheet focusing on the structure, function, and classification of bacterial cells.
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Bacterial Cell Biology Worksheet
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Read each question carefully and provide detailed answers based on your knowledge of bacterial cell biology. Use the provided diagram to answer relevant questions.
Figure 1: Generalized diagram of a bacterial cell.
1. Which of the following structures is NOT typically found in a bacterial cell?
Cell wall
Mitochondria
Ribosomes
Nucleoid
2. The primary function of the bacterial capsule is:
Protein synthesis
Motility
Protection from phagocytosis
Genetic material storage
3. The genetic material of a bacterial cell is located in the , which lacks a true membrane.
4. Bacteria are classified as organisms because they lack membrane-bound organelles.
5. The rigid outer layer of a bacterial cell, responsible for maintaining its shape and protecting it from osmotic lysis, is the .
6. Differentiate between Gram-positive and Gram-negative bacteria based on their cell wall structure and staining properties.
7. Explain the function of pili (fimbriae) in bacterial cells.
8. All bacteria possess a flagellum for motility.
True
False
9. Plasmids are essential for bacterial survival under normal conditions.
True
False
Match the bacterial cell component with its primary function.
10. Flagellum
a. Site of protein synthesis
11. Ribosome
b. Locomotion
12. Cell membrane
c. Regulates passage of substances
13. Plasmid
d. Extrachromosomal DNA