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Prokaryotic Cell Classification and Characteristics Quiz

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#1

Which of the following is a characteristic of prokaryotic cells?

Single circular chromosome
Explanation

Genetic material organization.

#2

What is the role of plasmids in prokaryotic cells?

Genetic material transfer
Explanation

Carry additional genetic information.

#3

Which prokaryotic cell structure is responsible for attaching to surfaces and facilitating adhesion?

Pili
Explanation

Helps in attaching to surfaces.

#4

What is the primary function of fimbriae in prokaryotic cells?

Attach to surfaces
Explanation

Aids in adhesion to surfaces.

#5

What is the function of the nucleoid in prokaryotic cells?

Store genetic material
Explanation

Houses the genetic material.

#6

What is the function of the cell wall in prokaryotic cells?

Provide structural support
Explanation

Maintains cell shape and rigidity.

#7

Which of the following is a prokaryotic domain?

Archaea
Explanation

Distinctive group of unicellular microorganisms.

#8

Which prokaryotic cell type can thrive in extreme environments such as hot springs and salt flats?

Archaea
Explanation

Thrives in harsh conditions.

#9

What is the primary function of the capsule in prokaryotic cells?

Protection against desiccation
Explanation

Prevents drying out of the cell.

#10

In prokaryotic cells, where is the genetic material located?

Nucleoid
Explanation

Region where DNA is found.

#11

Which prokaryotic domain includes extremophiles that thrive in acidic environments?

Archaea
Explanation

Thrives in low pH conditions.

#12

What is the primary function of ribosomes in prokaryotic cells?

Protein synthesis
Explanation

Site of protein production.

#13

Which prokaryotic cell structure is involved in locomotion?

Flagellum
Explanation

Propels cell through its whip-like motion.

#14

Which prokaryotic domain includes bacteria that can perform photosynthesis?

Cyanobacteria
Explanation

Capable of photosynthesis.

#15

What distinguishes prokaryotic cells from eukaryotic cells in terms of genetic material?

Single circular chromosome
Explanation

Contrast to eukaryotic linear chromosomes.

#16

What is the primary function of the endospore in certain prokaryotic cells?

Protection during harsh conditions
Explanation

Survival mechanism in adverse conditions.

#17

Which prokaryotic cell type is responsible for nitrogen fixation in soil?

Cyanobacteria
Explanation

Converts atmospheric nitrogen into a usable form.

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