Bacterial Cell Exploration
A Grade 7 science worksheet to explore the structure and characteristics of bacterial cells.
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Bacterial Cell Exploration
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Read each question carefully and answer to the best of your ability. Use the provided diagram to help you identify the parts of a bacterial cell.
Observe the diagram of a typical bacterial cell below:
1. Which of the following is NOT found in a bacterial cell?
Cell wall
Nucleus
Cytoplasm
Ribosomes
2. What is the primary function of the flagellum on a bacterial cell?
Protection
Movement
Food storage
Reproduction
1. Bacterial cells are classified as because they lack a membrane-bound nucleus.
2. The genetic material of a bacterium is typically a single circular chromosome located in the region.
3. Some bacteria have a sticky outer layer called a that helps them attach to surfaces and protects them from drying out.
1. All bacteria are harmful to humans.
True
False
2. Bacteria reproduce asexually through a process called binary fission.
True
False
1. Describe two ways bacteria are beneficial to humans or the environment.
2. Explain the main difference between a prokaryotic cell (like a bacterium) and a eukaryotic cell.
Use the words from the word bank to label the parts of the bacterial cell in the diagram above. (Note: Not all words may be used, and some parts may not be labeled in the provided diagram.)