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🔬 MCQs on Prokaryotic Cell – NEET Practice Questions with Answers



🧪 1. Introduction to Prokaryotic Cells

Prokaryotic cells are the simplest, oldest type of cells, lacking a true nucleus and membrane-bound organelles. Examples include bacteria and cyanobacteria.


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📘 2. Key NEET Concepts in Prokaryotic Cells

Genetic material: Naked circular DNA

No nucleus, no mitochondria, no ER

Ribosomes: 70S

Cell wall made of peptidoglycan (murein)

Divide by binary fission

Mesosomes for respiration and enzyme secretion

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🧠 3. MCQs on Prokaryotic Cells

Q1. Which of the following is absent in prokaryotic cells?

A. Ribosome
B. Cell membrane
C. Nucleus
D. Cytoplasm
✅ Answer: C. Nucleus


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Q2. Prokaryotic ribosomes are:

A. 80S
B. 70S
C. 60S
D. 50S
✅ Answer: B. 70S


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Q3. Which one is a prokaryote?

A. Amoeba
B. Paramecium
C. Escherichia coli
D. Euglena
✅ Answer: C. Escherichia coli


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Q4. Mesosomes in prokaryotic cells are involved in:

A. Photosynthesis
B. Respiration
C. Digestion
D. Protein synthesis
✅ Answer: B. Respiration


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Q5. Genetic material in prokaryotes is:

A. Linear DNA with histones
B. Circular DNA without histones
C. RNA only
D. Linear DNA with envelope
✅ Answer: B. Circular DNA without histones


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Q6. Cell wall of prokaryotes is made up of:

A. Cellulose
B. Chitin
C. Peptidoglycan
D. Lignin
✅ Answer: C. Peptidoglycan


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Q7. Which structure is not found in a bacterial cell?

A. Plasma membrane
B. Golgi apparatus
C. Ribosomes
D. Cell wall
✅ Answer: B. Golgi apparatus


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Q8. Which of these is not a feature of prokaryotes?

A. Binary fission
B. Membrane-bound nucleus
C. 70S ribosomes
D. Plasmids
✅ Answer: B. Membrane-bound nucleus

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