Cell Structure And Function Mdcat MCQS test 1

Instructions for Chapter The Cell Online Test Mdcat-2023:

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Test Details:

Subject: Biolgy
Class: 1st year or 11
Chapter name: The Cell
Test: MDCAT 2024
Book: Sindh Textbook
Total No. Of MCQS: 50
Time Allowed: 50 Minutes
Price : Free

923

Created on July 19, 2023 By

medicoengineer.com

Mdcat Biology XI The cell Mcqs test 1

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NameEmailPhone Number

1 / 50

1. All cells contain:

a) Mitochondria

b) Chloroplast

c) Golgi bodies

d) Ribosomes

2 / 50

2. Digestive vacuole is an example of:

a) Primary lysosome

b) Secondary lysosome

c) Autophagosome

d) Phagolysosome

3 / 50

3. Transmembrane proteins of plasma membrane are involved in transportation of substances through:

a) Passive transport

b) Active transport

c) Carrier transport

d) All A, B, C

4 / 50

4. Bulk drinking of fluid by cells is termed as:

a) Phagocytosis

b) Cyclosis

c) Pinocytosis

d) Osmosis

5 / 50

5. The principal protein of cilia and flagella is:

a) Tubulin

b) Globulin

c) Album

d) Flagellin

6 / 50

6. Which of the following affects the association and dissociation of sub-units of ribosomes?

a) K

b) Mg

c) Fe

d) Ca

7 / 50

7. The model of plasma membrane suggests that proteins are embedded in:

a) Lipid and lipid bilayer

b) Protein and protein bilayer lipid bilayer

c) Unit membrane

d) Fluid mosaic

8 / 50

8. You get a cut on your finger and some bacteria enter. Your immune system cells off the invaders by ingesting them. This is an example of:

a) Pinocytosis

b) Phagocytosis

c) Receptor-mediated endocytosis

d) Active transport

9 / 50

9. Organelles found in cells are listed below:

1) Plasma membrane

2) Mitochondria

3) Nucleus

4) Chloroplast

5) Cell wall

Pick up the ones found in both plant and animal cells:

a) 1,4,5

b) 1,2,3

c) 1, 2, 4

d) 3, 4, 5

10 / 50

10. Which is near to the plasma membrane?

a) Secondary cell wall

b) Primary cell wall

c) Middle lamella.

d) Tonoplast

11 / 50

11. Following is a self-replicating organelle

a) Chloroplast

b) Plasma membrane

c) Ribosome

d) Peroxisomes

12 / 50

12. Which of these is not a part of ribosome?

a) rDNA

b) rRNA

c) Ribosomal proteins

d) Nucleic Acid

13 / 50

13. In eukaryotic cell, ribosomes present in cytosol are of:

a) 70S

b) 80S

c) 100S

d) Both 70s and 80S

14 / 50

14. Which of these is not an ATP dependent process?

a) Pinocytosis

b) Phagocytosis

c) Facilitated diffusion

d) Exocytosis

15 / 50

15. Peptidoglycan is most probably found in:

a) Well defined nucleus

b) Cell wall

c) True chromosome

d) Plasmalemma

16 / 50

16. rDNA is associated with:

a) Nuclear membrane

b) Peripheral granular area of nucleolus

c) Nucleoplasm

d) Central fibril area of nucleolus

17 / 50

17. It is visible in dividing cells:

a) Nucleus

b) Chromatin fiber

c) Chromosome

d) Nucleolus

18 / 50

18. Mitochondrial matrix contains enzymes for all of the following functions except:

a) ETC

b) Beta oxidation

c) Aerobic respiration

d) Anaerobic respiration

19 / 50

19. It is false about mitochondria:

a) Double membranous organelle

b) Both membranes are smooth

c) Contains mitochondria matrix

d) Varies in number, size and shape

20 / 50

20. Under an electron microscope, it is a network of channels extending throughout the cytoplasm:

a) Cytoskeleton

b) Golgi complex

c) ER

d) Mitochondria

21 / 50

21. In a prokaryotic cell, new ribosomes are assembled in:

a) Golgi bodies

b) Cytoplasm

c) Nucleolus

d) Rough ER

22 / 50

22. In polysome, a group of ribosomes is attached to:

a) Complementary DNA

b) Transfer RNA

c) Ribosomal RNA

d) Messenger RNA

23 / 50

23. The ribosomes are attached to messenger RNA through:

a) Mg 2

b) Smaller subunit

c) IRNA

d) Larger subunit

24 / 50

24. It is an uphill movement:

a) Diffusion

b) Osmosis

c) Facilitated diffusion

d) Active transport

25 / 50

25. Which of the following is not a function of vacuole in plant cells?

a) Storage

b) H2O2 production

c) Waste disposal

d) Mechanical support

26 / 50

26. Self-eating by lysosomes is called

a) Phagocytosis

b) Autolysis

c) Autophagy

d) Gangrene

27 / 50

27. All plastids have similar structure because they:

a) Are present together

b) Perform same function

c) Store starch, lipids, and proteins :

d) Get transformed from one type to another

28 / 50

28. The inner membrane of mitochondria is folded to form finger like structure called:

a) Cristae

b) Matrix

c) F₁ particle

d) Cisternae

29 / 50

29. Which one of the following organelles consists of two sub-units?

a) Golgi body

b) Mitochondria

c) Ribosome

d) plastid

30 / 50

30. Among followings, which cellular organelle contains circular nucleic acid similar to those found in bacteria?

a) SER

b) Lysosome

c) Chloroplast

d) Nucleus

31 / 50

31. How many types of cells are there?

a) One

b) Two

c) Three

d) Four

32 / 50

32. The cell membrane is made up of?

a) Proteins

b) Lipids

c) Carbohydrates

d) All of these

33 / 50

33. Different parts of cells can be isolated by using a technique called?

a) Centrifugation

b) Cell fractionation

c) Homogenisation

d) None of these

34 / 50

34. __ has the highest magnifying power?

a) Light microscope

b) Electron microscope

c) X-ray microscope

d) Telescope

35 / 50

35. The product of the power of the eyepiece of a microscope with a magnifying power of its objective is called?

a) Resolution

b) Magnification

c) Imagination

d) All of these

36 / 50

36. Vaccination is first used for?

a) Smallpox

b) Cowpox

c) Polio

d) Virus

37 / 50

37. An Electron beam is used as a source of illumination in?

a) light microscope

b) Electron microscope

c) X-ray microscope

d) Telescope

38 / 50

38. Who is the father of immunology?

a) Edward Jenner’s

b) Newton

c) Aristotle

d) Robert Hooke

39 / 50

39. Which of the following is not a type of microscope?

a) light microscope

b) Electron microscope

c) X-ray microscope

d) Telescope

40 / 50

40. Who invents the 1st useful microscope?

a) Addison

b) Newton

c) William Harvey

d) Galileo

41 / 50

41. The study of microorganisms depends upon the use of a special instrument called?

a) Telescope

b) Microscope

c) Barometer

d) Stethoscope

42 / 50

42. Which of the following is the modern definition of a cell?

a) Cell is an empty space

b) Cell is produced by Lenovo

c) Cell is the fundamental unit of life

d) Cells can produce from non-living things

43 / 50

43. Who discovered the nucleus?

a) Robert brown

b) Newton

c) Robert Hooke’s

d) Galileo

44 / 50

44. Name the scientist who modifies the principles of cell theory in order to Correct it?

a) Schwann

b) Schleiden

c) Rudolf Virchow

d) All of these

45 / 50

45. Which was the year of the presentation of cell theory?

a) 1838 A.D

b) 1849 A.D

c) 1840 A. D

d) 1841 A.D

46 / 50

46. Cell theory was represented by

a) Schwann

b) Schleiden

c) Rudolf Virchow

d) All of these

47 / 50

47. the invention of which of the following greatly help in the discovery of cells?

a) Telescope

b) Electron microscope

c) Optical microscope

d) X-ray microscope

48 / 50

48. who discovered the cell?

a) Robert brown

b) Issac Newton’s

c) Robert Hooke

d) Galileo

49 / 50

49. Which property of the cell makes it a structural unit of life?

a) Because it builds living organisms

b) Because it performs functions of life

c) Because it produces new cells

d) All of these

50 / 50

50. Choose the option which is considered a basic unit of life.

a) Cell

b) Tissues

c) Organ

d) Organ system

Your score is

The average score is 62%

Instructions for Chapter The Cell Online Test Mdcat-2023:

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