Cell Orgnell MCQ Questions and Answers:
1. The study of the cell, its types, structure, functions, and its organelles are known as __________
(a) Biology
(b) Cell Biology
(c) Microbiology
(d) Biotechnology
Answer: A
2. Who discovered the cell in 1965?
(a) Robert Hooke
(b) Schwann
(c) Tatum
(d) De Bary
Answer: A
3. The study of the structure and composition of cells is called _______________
(a) Cytology
(b) Anthology
(c) Ecology
(d) Phenology
Answer: A
4. Who discovered Nucleus in 1831?
(a) Robert Hooke
(b) Robert Brown
(c) Rudolf Virchow
(d) T. Schwann
Answer: B
5. Which of the following was given by cell theory?
(a) Watson and Crick
(b) Robert Hooke
(c) Schwann and Schleiden
(d) Darwin and Wallace
Answer: C
6. Mitochondria was discovered by which of the following?
(a) G.E. Palade
(b) Altman
(c) Schultze
(d) Robert Brown
Answer: B
7. Blue-green Algae are:
(a) Prokaryotes
(b) Eukaryotes
(c) Both (a) and (b)
(d) Neither (a) nor (b)
Answer. A
7. Which of the following cell organelles contains RNA?
(a) Mitochondria
(b) Plastids
(c) Lysosomes
(d) Ribosomes
Answer: D
8. Which of the following cell organelles is absent in animal cells and present in a plant cell?
(a) Cell wall
(b) Cytoplasm
(c) Vacuoles
(d) Mitochondria
Answer: A
9. Which of the following structures is called a 'little nucleus'?
(a) Nucleolus
(b) Nucleoid
(c) Ribosome
(d) Lysosome
Answer: A
10. Which Organelle synthesizes energy?
(a) Ribosome
(b) Mitochondria
(c) Chloroplast
(d) Endoplasmic reticulum
Answer: B
11. Which of the following cell organelles is called the powerhouse of the cell?
(a) Nucleus
(b) Lysosomes
(c) Chloroplast
(d) Mitochondria
Answer: D
12. What is the correct sequence of organelles for the export of material out of a cell?
(a) Rough ER - Smooth ER - Golgi apparatus
(b) Smooth ER - Rough ER - Golgi apparatus
(c) Rough ER - Golgi apparatus - Smooth ER
(d) Golgi apparatus - Rough ER - Smooth ER
Answer: A
13. The cell organelles associated with cellular secretion is
(a) Plastids
(b) Mitochondria
(c) Lysosome
(d) Nucleolus
Answer: C
14. Carbohydrates are synthesized from fat within which of the following organelles?
(a) Spherosome
(b) Glyoxysome
(c) Lomasome
(d) Lysosome
Answer: B
15. Which of the following cell organelles is called a suicidal bag?
(a) Lysosomes
(b) Golgi bodies
(c) Cell membrane
(d) Mitochondria
Answer: A
16. Which cell organelle is present in the prokaryotic and eukaryotic cells?
(a) Endoplasmic reticulum
(b) Mitochondria
(c) Nucleus
(d) Ribosome
Answer: D
17. Which of the following organelles have a double membrane
(a) Golgi complex
(b) Peroxisome
(c) Chloroplast
(d) Lysosome
Answer: C
18. Mitochondrial and Chloroplasts are similar because______________
(a) Both have Nuclei
(b) Both have 80S Ribosomes
(c) Both have DNA
(d) Both have a single membrane envelope
Answer: C
19. Which of the following cell organelles does not contain DNA?
(a) Nucleus
(b) Lysosomes
(c) Chloroplast
(d) Mitochondria
Answer: B
20. Which of the following statements is true about the cell wall?
(a) The cell wall is mainly composed of lipid
(b) The cell wall is mainly composed of starch
(c) The cell wall is mainly composed of protein
(d) The cell wall is mainly composed of cellulose
Answer: D
21. _____________ is involved in the synthesis of phospholipids.
(a) Mitochondria
(b) Cytoplasm
(c) Endoplasmic Reticulum
(d) Smooth Endoplasmic Reticulum
Answer: D
22. Which of the following is a single membrane-bound organelle?
(a) Vacuoles
(b) Golgi Apparatus
(c) Endoplasmic Reticulum
(d) All of the above
Answer: D
23. Identify the correct statement from the following.
(a) Golgi apparatus is involved with the formation of lysosomes.
(b) Nucleus, mitochondria, and plastids have DNA; hence they can make their own
Structural proteins.
(c) Mitochondria are said to be the powerhouse of the cell as ATP is generated in them.
(d) All of the above.
Answer: D
24. Which of the following is not a double membrane-bound organelle?
(a) Chloroplast
(b) Mitochondria
(c) Endoplasmic Reticulum
(d) All of the above
Answer: C
25. The correct pair of organelle and their function is
(a) Mitochondria: Transport of materials from the nucleus to the cytoplasm.
(b) Golgi Apparatus: Modification and glycosylation of proteins.
(c) Endoplasmic Reticulum: Selective barrier for the cell.
(d) Ribosome: Digestive enzymes most active at acidic pH.
(e) Lysosomes: Membrane-bound organelles that convert fat into sugars.
Answer: B
26. Find out the correct sentence
(a) Enzymes packed in lysosomes are made through RER (rough endoplasmic reticulum).
(b) Rough endoplasmic reticulum and smooth endoplasmic reticulum produce lipid and protein respectively.
(c) Endoplasmic reticulum is related to the destruction of plasma membranes.
(d) Nucleoid is present inside the nucleoplasm of the eukaryotic nucleus.
Answer: A
27. What is the sequence of cell organelles, that a secreted protein would have passed through on its journey out of the cell?
(a) Mitochondria → Golgi apparatus → Cell membrane
(b) Cell membrane → Mitochondria → Golgi apparatus
(c) Golgi apparatus ough Rough endoplasmic reticulum → cell membrane
(d) Rough endoplasmic reticulum Golgi apparatus → cell membrane
Answer: D
28. Which of the following groups of organelles are present in eukaryotic cells, specifically the plant and animal cells?
(a) The mesosome, endoplasmic reticulum, Golgi bodies, mitochondria, and lysosomes
(b) The endoplasmic reticulum, Golgi bodies, cytoplasm, nucleoid, nucleus, and nucleolus
(c) The mitochondria, nucleus, cytoplasm, cell membrane, Golgi bodies, and endoplasmic reticulum
(d) The nucleoid, mesosome, and pili
Answer: C