Cell Structure & Organelles MCQs with Answers

The attachment of similar and larger sub units of ribosomes is controlled by ?

• A.K⁺
• B.Ca²⁺
• C.Na⁺
• D.Mg²⁺

When ATP gets hydrolyzed to form ADP and inorganic phosphate, how much energy is released?

• A.10.5 Kcal
• B.3.7 Kcal
• C.7.3 Kcal
• D.5.2 Kcal

Past Paper MCQ

Package of enzymes bounded by a membrane is called a?

• A.Lysosome
• B.Ribosome
• C.Golgi apparatus
• D.Mitochondrion

Which one of the following is a chemical link between catabolism and anabolism?

• A.ATP
• B.NADH
• C.Glucose
• D.Oxygen

Compared with a smaller cell, a larger cell of the same shape has ?

• A.Less surface area per unit of volume
• B.More surface area per unit of volume
• C.Equal surface area per unit of volume
• D.Surface area independent of volume

Nucleolus functions in:

• A.Ribosome assembly
• B.Protein synthesis
• C.Lipid synthesis
• D.DNA replication

Which is the shortest part of the cell cycle?

• A.G1 phase
• B.S phase
• C.M phase
• D.G2 phase

In which year was the cell first discovered?

• A.1655
• B.1665
• C.1675
• D.1685

Nucleoid is a region in _ where DNA is concentrated?

• A.Prokaryotic cell
• B.Eukaryotic cell
• C.Mitochondria
• D.Nucleus

What is the large organelle that fills with cell sap and contains water and dissolved substances like sugar and salt?

• A.Chloroplast
• B.Mitochondria
• C.Large Vacuole
• D.Ribosome