Cell Structure & Organelles MCQs with Answers

The spherical or tubular membranes of endoplasmic reticulum are called _?

• A.Tubules
• B.Cristae
• C.Vesicles
• D.Cisternae

Cell death which is caused by external factor is called ?

• A.Apoptosis
• B.Necrosis
• C.Autophagy
• D.Senescence

Which cell component is a jelly-like substance that contains many chemicals and facilitates chemical reactions?

• A.Nucleoplasm
• B.Cytoplasm
• C.Protoplasm
• D.Cell membrane

What kinds of molecules pass through a cell membrane most easily?

• A.Large and polar
• B.Large and hydrophilic
• C.Small and hydrophobic
• D.Small and ionic

All of the following are present in plant cells except?

• A.Cell wall
• B.Chloroplasts
• C.Centrioles
• D.Large central vacuole

Past Paper MCQ

What is the process called when a cell engulfs another cell?

• A.Pinocytosis
• B.Exocytosis
• C.Phagocytosis
• D.Osmosis

Which one of the following is the direct source of energy in living bodies?

• A.Glucose
• B.ATP
• C.NADPH
• D.FADH₂

Which of the following is false about mitochondria?

• A.Mitochondria are known as the powerhouse of the cell
• B.Mitochondria contain ribosomes in the intermembrane space
• C.Mitochondria have their own DNA
• D.Mitochondria have a double membrane structure

Select the odd one of the followings?

• A.Diffusion
• B.Osmosis
• C.Active transport
• D.Facilitated diffusion

The most primitive respiratory process occurring in a living cell is?

• A.Photosynthesis
• B.Krebs cycle
• C.Glycolysis
• D.Electron transport chain