Cell Structure & Organelles MCQs with Answers

Cell eating phenomenon is ?

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

The plant cell nucleus was discovered by _?

• A.Robert Hooke
• B.Robert Brown
• C.Antonie van Leeuwenhoek
• D.Matthias Schleiden

The main function of polysaccharides attached with glycoproteins and glycolipids of cell membranes is _?

• A.To mediate cell-to-cell recognition
• B.To provide structural rigidity to the membrane
• C.To facilitate active transport across the membrane
• D.To synthesize ATP for cellular energy

True/False: Mitochondria are called the Power House of cells.

• A.Only in animal cells
• B.False
• C.Only in plant cells
• D.True

Part of the cell which is involved in cell division is called?

• A.Ribosomes
• B.Centrioles
• C.Lysosomes
• D.Golgi bodies

Which of the following organelles is involved in synthesis of oils, phospholipids and steroids?

• A.Rough endoplasmic reticulum
• B.Golgi apparatus
• C.Smooth endoplasmic reticulum
• D.Mitochondria

What is the name of the process by which a eukaryotic cell engulfs very large particles, or even entire foreign cells?

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

Past Paper MCQ

What are enzymes primarily composed of?

• A.Carbohydrates
• B.Lipids
• C.Proteins
• D.Nucleic acids

The integral property of lipid bilayer in a cell membrane is due to?

• A.Presence of protein channels within the bilayer
• B.Formation of covalent bonds between lipid molecules
• C.Reduction of contact area between water and lipids
• D.Active transport of ions across the membrane

Cellular structures on which movement of vesicles within the cell depends?

• A.Cell membrane and cytoplasm
• B.Ribosomes and lysosomes
• C.Golgi apparatus and mitochondria
• D.Microtubules and motor proteins