Cell Biology and Cellular Structure Quiz

Challenge yourself with questions on organelles, cell cycle, and cellular functions. Test your understanding of cell biology in this quiz on cytology.

#1

Which organelle is responsible for the production of ATP?

Golgi apparatus
Mitochondrion
Endoplasmic reticulum
Nucleus
#2

Which phase of the cell cycle involves the replication of DNA?

G1 phase
S phase
G2 phase
M phase
#3

What is the primary function of the endoplasmic reticulum (ER)?

Energy production
Protein synthesis
Lipid synthesis
DNA replication
#4

Which structure is responsible for maintaining cell turgor pressure in plant cells?

Central vacuole
Golgi apparatus
Mitochondrion
Nucleolus
#5

What is the primary function of the nucleolus?

Energy production
Protein synthesis
Ribosomal RNA synthesis
Lipid synthesis
#6

What is the main function of the smooth endoplasmic reticulum?

Protein synthesis
Lipid synthesis
Ribosome assembly
DNA replication
#7

Which of the following is NOT a type of cell junction?

Desmosomes
Gap junctions
Nuclear pores
Tight junctions
#8

What is the function of the Golgi apparatus in the cell?

Protein synthesis
Energy production
Modification and packaging of proteins
Cellular respiration
#9

Which type of cell division results in the formation of gametes?

Mitosis
Meiosis
Binary fission
Budding
#10

Which organelle is responsible for breaking down and recycling cellular components?

Lysosome
Vacuole
Mitochondrion
Endoplasmic reticulum
#11

What is the primary function of the lysosomes?

Cellular respiration
Digestion of cellular waste
Synthesis of proteins
Cellular transport
#12

Which cellular structure is responsible for maintaining cell shape and providing mechanical support?

Microtubules
Microfilaments
Intermediate filaments
Centrosomes
#13

What is the role of the nucleus in a eukaryotic cell?

Energy production
Cellular respiration
Storage of genetic material
Protein synthesis
#14

Which cellular structure is responsible for the synthesis of ribosomal RNA (rRNA)?

Nucleolus
Endoplasmic reticulum
Lysosome
Peroxisome
#15

Which type of cell does NOT have a defined nucleus?

Prokaryotic cell
Eukaryotic cell
Animal cell
Plant cell

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