Cell Structure & Organelles MCQs with Answers

Chloroplasts is a ?

• A.Single membrane structure
• B.Double membrane structure
• C.Triple membrane structure
• D.Membrane-less structure

Past Paper MCQ

The process of movement of water/solvent molecules from a region of higher concentration to a region of lower concentration through a semipermeable membrane is called ?

• A.Diffusion
• B.Osmosis
• C.Active Transport
• D.Plasmolysis

is a structure of proteins associated with specific sections of chromosomal DNA at each centromere?

• A.Kinetochore
• B.Centrosome
• C.Telomere
• D.Nucleolus

In which phase do the daughter cells grow to their normal size after cytokinesis?

• A.Prophase
• B.Metaphase
• C.Interphase
• D.Anaphase

The main purpose of cellular respiration is ?

• A.To convert glucose into usable energy
• B.To produce oxygen for breathing
• C.To synthesize glucose from sunlight
• D.To pump blood throughout the body

Mitochondria are commonly known as?

• A.Powerhouse of the cell
• B.Kitchen of the cell
• C.Control centre of the cell
• D.Protein factory of the cell

Which arise from the pre-existing cells by cell division?

• A.New proteins
• B.New tissues
• C.New organs
• D.New cells

What are the membrane structures that function in active transport?

• A.Carrier proteins
• B.Channel proteins
• C.Both A and B
• D.None of these

Which of the following is the function of Golgi Complex?

• A.Processing of cell secretions
• B.Protein synthesis
• C.Energy production
• D.Storage of genetic material

According to endosymbiosis theory, flagella may have derived by the ingestion of prokaryotes similar to ?

• A.Spirochete
• B.Cyanobacteria
• C.Mycoplasma
• D.Actinomycetes