Question 1

Which of the following statements best describes a key difference between prokaryotic and eukaryotic cells?

Accepted Answer

Prokaryotic cells lack membrane-bound organelles, while eukaryotic cells possess them.

Question 2

Which domains of life are composed of prokaryotic organisms?

Accepted Answer

Bacteria and Archaea

Question 3

Which of the following groups contains only eukaryotic organisms?

Accepted Answer

Plants, Fungi, and Animals

Question 4

A scientist discovers a new organism that is small, simple, and lacks membrane-bound organelles. To which domain does this organism most likely belong?

Accepted Answer

Bacteria

Question 5

Which of the following is NOT a characteristic of eukaryotic cells?

Accepted Answer

They lack a nucleus.

Question 6

Which of the following best explains why prokaryotic cells are considered simpler than eukaryotic cells?

Accepted Answer

Prokaryotic cells do not have membrane-bound organelles.

Question 7

Which of the following is a real-world example of a eukaryotic organism?

Accepted Answer

Saccharomyces cerevisiae (yeast)

Question 8

A cell is observed under a microscope and is found to have a nucleus and mitochondria. Which kingdom could this cell NOT belong to?

Accepted Answer

Bacteria

Question 9

Which of the following statements about membrane-bound organelles is correct?

Accepted Answer

They are only found in eukaryotic cells.

Question 10

Which of the following best describes the evolutionary significance of membrane-bound organelles in eukaryotic cells?

Accepted Answer

They allow for compartmentalization of cellular processes, increasing efficiency.

Question 11

Which of the following is a correct comparison between prokaryotic and eukaryotic cells?

Accepted Answer

Eukaryotic cells have a nucleus, while prokaryotic cells do not.

Question 12

Which of the following kingdoms is NOT part of the domain Eukarya?

Accepted Answer

Bacteria

Question 13

A researcher is studying a cell that is large, complex, and contains many membrane-bound organelles. Which domain does this cell most likely belong to?

Accepted Answer

Eukarya

Question 14

Which of the following is a function of membrane-enclosed organelles in eukaryotic cells?

Accepted Answer

They allow for specialized environments for different cellular processes.

Question 15

Which of the following best explains why antibiotics that target bacterial ribosomes do not harm human cells?

Accepted Answer

Bacterial ribosomes are structurally different from eukaryotic ribosomes.

Prokaryotic and Eukaryotic Cells: Structure and Classification

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