by Ivette Horowitz
Prokaryotic cells, the simplest and most ancient forms of life, hold the key to understanding the basics of cellular biology. From their unique structures to their essential roles in ecosystems, these cells offer a fascinating glimpse into the building blocks of life. Engage with this quiz to deepen your understanding and appreciation of prokaryotic cells.
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Prokaryotic Cell Quiz Questions Overview
1. What is the primary difference between prokaryotic and eukaryotic cells?
Prokaryotic cells have a nucleus, eukaryotic cells do not.
Eukaryotic cells have a nucleus, prokaryotic cells do not.
Prokaryotic cells are larger than eukaryotic cells.
Eukaryotic cells are always single-celled.
2. Which of the following structures is found in prokaryotic cells?
Mitochondria
Chloroplasts
Nucleus
Ribosomes
3. What type of genetic material is found in prokaryotic cells?
Linear DNA
Circular DNA
RNA only
Plasmids only
4. Which of the following is a common shape of prokaryotic cells?
Spherical (cocci)
Rod-shaped (bacilli)
Spiral (spirilla)
All of the above
5. What is the function of the cell wall in prokaryotic cells?
To store genetic information
To provide structural support and protection
To produce energy
To transport nutrients
6. Which of the following is a characteristic of prokaryotic cells?
They have a complex internal structure.
They have membrane-bound organelles.
They have a simple cell structure without a nucleus.
They are always multicellular.
7. Which domain do prokaryotic cells belong to?
Eukarya
Archaea
Bacteria
Both Archaea and Bacteria
8. What is the role of plasmids in prokaryotic cells?
They are involved in energy production.
They carry additional genetic information.
They form the cell membrane.
They are responsible for cell division.
9. How do prokaryotic cells reproduce?
Mitosis
Meiosis
Binary fission
Budding
10. What is the function of the flagellum in prokaryotic cells?
To provide structural support
To assist in cell division
To facilitate movement
To synthesize proteins
11. What is the composition of the prokaryotic cell wall?
Cellulose
Chitin
Peptidoglycan
Lignin
12. Which of the following processes do prokaryotic cells use to exchange genetic material?
Transduction
Transformation
Conjugation
All of the above
13. What is the main function of ribosomes in prokaryotic cells?
To produce ATP
To synthesize proteins
To store nutrients
To replicate DNA
14. Which structure in prokaryotic cells is responsible for photosynthesis in photosynthetic bacteria?
Chloroplasts
Thylakoids
Mitochondria
Endoplasmic reticulum
15. Which of the following is NOT a characteristic of prokaryotic cells?
Lack of a nucleus
Presence of membrane-bound organelles
Single circular chromosome
Small size
16. What is the term for the region where the prokaryotic cell’s genetic material is located?
Nucleus
Nucleoid
Nucleolus
Nuclear envelope
17. Which of the following is a method by which prokaryotic cells can obtain energy?
Photosynthesis
Chemosynthesis
Fermentation
All of the above
18. What is the function of the capsule in some prokaryotic cells?
To synthesize proteins
To provide structural support
To protect the cell and assist in adherence to surfaces
To replicate DNA
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