Cell Biology & Organelles Multiple Choice Questions and Answers

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1. Which of the following is a functional unit of a body?
  1. Mitochondria
  2. Cytoplasm
  3. Spleen
  4. Cell

Answer: Cell

2. What is epithelial mesenchymal transistion?
  1. Loss of migration and gain of adhesion
  2. Formation of mesenchymal cells
  3. Loss of adhesion and gain of migration
  4. Lysis of cell

Answer: Loss of adhesion and gain of migration

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3. Which of the following cells do not lack the ability to divide?
  1. red blood cells
  2. muscle cells
  3. skin cells
  4. nerve cells

Answer: skin cells

4. Which of the following cell organelles is called digestive bags?
  1. Nucleus
  2. Lysosomes
  3. Chloroplast
  4. Mitochondria

Answer: Lysosomes

5. What is the site of ribosome in a living cell?
  1. Endoplasmic reticulum
  2. Golgi bodies
  3. Plasma membrane
  4. Nucleolus

Answer: Nucleolus

6. Which of the following cell organelles is present in plant cells and absent in animal cells?
  1. Nucleus
  2. Vacuole
  3. Chloroplast
  4. Cytoplasm

Answer: Chloroplast

7. Which of the following cell organelles is present in animal cells and absent in plant cells?
  1. Nucleus
  2. Centrosome
  3. Golgi bodies
  4. All of the above

Answer: Centrosome

8. Which of the following cells do not usually divide but can be induced to divide?
  1. liver cells
  2. red blood cells
  3. hair cells
  4. hair follicles

Answer: liver cells

9. Which of the following cell organelles is called the powerhouse of the cell?
  1. Nucleus
  2. Lysosomes
  3. Chloroplast
  4. Mitochondria

Answer: Mitochondria

10. Which of the following site is represented by Loops in lampbrush chromosomes?
  1. Crossing over
  2. Cell division
  3. Replication
  4. Transcription

Answer: Transcription

11. _____________ is involved in the synthesis of phospholipids.
  1. Mitochondria
  2. Cytoplasm
  3. Endoplasmic Reticulum
  4. Smooth Endoplasmic Reticulum

Answer: Smooth Endoplasmic Reticulum.

12. Who discovered Nucleus in 1831?
  1. Robert Hooke
  2. Robert Brown
  3. Rudolf Virchow
  4. T. Schwann

Answer: Robert Brown

13. Which of the following cell organelles does not contain DNA?
  1. Lysosomes
  2. Nucleus
  3. Chloroplast
  4. Mitochondria

Answer: Lysosomes

14. Which of the following cell organelles is absent in plant cells but present in animal cells?
  1. Nucleus
  2. Marchantia
  3. Golgi bodies
  4. Plastids

Answer: Plastids

15. Which of the following statements is true about the cell wall?
  1. The cell wall is mainly composed of lipid
  2. The cell wall is mainly composed of starch
  3. The cell wall is mainly composed of protein
  4. The cell wall is mainly composed of cellulose

Answer: The cell wall is mainly composed of cellulose

16. DNA is stored in which of the following cell organelle?
  1. Cell wall
  2. Cell Membrane
  3. Nucleus
  4. Cytoplasm

Answer: Nucleus

17. Who proposed the cell theory?
  1. Theodor Schwann, Watson and Robert Hooke
  2. Theodor Schwann, Matthias Schleiden and Robert Hooke
  3. Theodor Schwann, Matthias Schleiden and Rudolf Virchow
  4. NTheodor Schwann, Rudolf Virchow and Robert Hooke

Answer: Theodor Schwann, Matthias Schleiden and Rudolf Virchow

18. Which of the following cell organelles regulates the entry and exit of molecules to and from the cell?
  1. Lysosomes
  2. Golgi bodies
  3. Cell membrane
  4. Mitochondria

Answer: Cell membrane

19. Which of the following is not a component of cell membranes?
  1. Phosphotriglycerides
  2. Cholesterol
  3. Sphingolipids
  4. Phosphodiglycerides

Answer: Phosphotriglycerides

20. Cell wall is mainly composed of
  1. Lipid
  2. Starch
  3. Cellulose
  4. Protein

Answer: Cellulose

21. Which of the following statements is true about cell theory?
  1. The Cell theory does not apply to fungi
  2. The Cell theory does not apply to virus
  3. The Cell theory does not apply to algae
  4. The Cell theory does not apply to microbes

Answer: The Cell theory does not apply to virus

22. RNA is present in which of the following cell organelles?
  1. Cell wall
  2. Ribosome
  3. Nucleus
  4. Cytoplasm

Answer: Ribosome

23. The elements that present in Protoplasm
  1. Carbon, Hydrogen
  2. Carbon, Hydrogen, Nitrogen, and Oxygen
  3. Carbon, Nitrogen, and Oxygen
  4. Helium, Carbon, Oxygen

Answer: Carbon, Hydrogen, Nitrogen, and Oxygen

24. _____________is the study of the cell, its types, structure, functions and its organelles.
  1. Biology
  2. Cell Biology
  3. Microbiology
  4. Biotechnology

Answer: Cell Biology

25. Which of the following cells release insulin when glucose levels elevate in the body?
  1. gamma cells
  2. beta cells
  3. alpha cells
  4. zeta cells

Answer: beta cells

26. Which of the following cell organelles is absent in animal cells but present in a plant cell?
  1. Cell wall
  2. Cytoplasm
  3. Vacuoles
  4. Mitochondria

Answer: Cell wall

27. ___________ is a jellylike substance found floating inside the plasma membrane.
  1. Cell sap
  2. Cytoplasm
  3. Karyoplasm
  4. Mitochondria

Answer: Cytoplasm

28. Which of the following cell organelles is called the power house of the cells?
  1. Nucleus
  2. Lysosomes
  3. Chloroplast
  4. Mitochondria

Answer: Mitochondria

29. Which of the following cell organelles is called a suicidal bag?
  1. Lysosomes
  2. Golgi bodies
  3. Cell membrane
  4. Mitochondria

Answer: Lysosomes

29. Which of the following cells are pluripotent?
  1. embryonic stem cells
  2. nucleosomes
  3. hepatocytes
  4. neurons

Answer: embryonic stem cells

31. Which of the following cell organelles is involved in the storage of food, and other nutrients, required for a cell to survive?
  1. Vacuoles
  2. Lysosome
  3. Mitochondria
  4. Cell membrane

Answer: Vacuoles

32. Which of the following part of a neuron receives information from other neurons?
  1. myelin sheath
  2. dendrites
  3. cell body
  4. axon

Answer: dendrites

33. Mitochondria was discovered by which of the following?
  1. G.E. Palade
  2. Altman
  3. Schultze
  4. Robert Brown

Answer: Altman

34. Which of the following cell organelles is present in animal cells but not present in plant cells?
  1. Nucleus
  2. Centrosome
  3. Golgi complex
  4. Plastids

Answer: Centrosome

35. Which of the following statements is true about chromosomes?
  1. It is present within the nucleus
  2. It carries genes and helps in inheritance
  3. It is composed of DNA in the form of Chromatin and protein
  4. All of the above

Answer: All of the above

36. Which of the following statements is true about the Nucleus?
  1. It is absent in prokaryotes
  2. It is called the brain of the cell
  3. It contains DNA and other genetic materials
  4. All of the above

Answer: All of the above

37. In which of the following type of cells the cell junction is abundant?
  1. Cardiac cells
  2. Prokaryotic cells
  3. Hepatic cells
  4. Epithelial cells

Answer: Epithelial cells

38. Which of the following is known as the powerhouse of a cell?
  1. Mitochondria
  2. Cytoplasm
  3. Lysosome
  4. Nuclei

Answer: Mitochondria

39. In which of the following cell nucleus is not present?
  1. Eukaryotic cell
  2. Prokaryotic cell
  3. Both of the above
  4. None of the above

Answer: Prokaryotic cell

40. Protein synthesis takes place in which of the following cell organelle?
  1. Cell wall
  2. Ribosome
  3. Nucleus
  4. Cytoplasm

Answer: Ribosome

41. Which of the following is the process of synthesis of glucose?
  1. saccharification
  2. glycolysis
  3. gluconeogenesis
  4. neogenesis

Answer: gluconeogenesis

42. The study of the cell, its types, structure, functions, and its organelles are known as
  1. Biology
  2. Cell Biology
  3. Microbiology
  4. Biotechnology

Answer: Cell Biology

43. The study of the structure and composition of cells is called
  1. Cytology
  2. Anthology
  3. Ecology
  4. Phenology

Answer: Cytology

44. Which of the following is used by cells to interact with other cells?
  1. Cell tubules
  2. Cell junctions
  3. Cell adhesions
  4. Cell detectors

Answer: Cell junctions

45. Which of the following is known as the suicide bag of a cell?
  1. Mitochondria
  2. Golgi Complex
  3. Lysosome
  4. Nuclei

Answer: Lysosome

46. Which of the following cell doesn’t contain a cell wall?
  1. Plant cell
  2. Bacteria
  3. Fungi
  4. Animal cell

Answer: Animal cell

47. Which of the following organisms doesn’t have a cell?
  1. Virus
  2. Bacteria
  3. Fungi
  4. Algae

Answer: Virus

48. Which of the following cells are found in the intestinal lining?
  1. RBCs
  2. Neurons
  3. Epithelial cells
  4. Hepatocytes

Answer: Epithelial cells

49. Which of the following is not a double membrane-bound organelle?
  1. Chloroplast
  2. Mitochondria
  3. Endoplasmic Reticulum
  4. All of the above

Answer: Endoplasmic Reticulum

50. In which of the following type of cells the Gap junctions are absent?
  1. Sperm cells
  2. Brain cells
  3. Reproductive cells
  4. Cardiac cells

Answer: Sperm cells

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