Cell Biology MCQs with Answers 5

Master “The Cell Structure” chapter with 20 targeted Cell Biology MCQs covering organelles, cell membranes, ribosomes, and prokaryotes. Perfect for self-assessment and exam prep. Let us start with the Online Cell Biology MCQS now:

 

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#1. Oxidative metabolism is carried out —————– of mitochondria.

In the matrix

In the side of the outer membrane

In the inter membrane space

On the surface on the inner membrane

#2. Bacterial cells are prokaryotic in comparison to a typical eukaryotic cell; they would

Lack a plasma membrane

Be smaller

Have a smaller nucleus

Have a grater verity of organelles

#3. Lysosomes are cytoplasmic organelles and are different from others due to their

Pathology

Morphology

Physiology

Histology

#4. The unit that specifies the sedimentation rate of a specific particle or molecule in a medium during ultracentrifugation is

Micormeter

Kcal/ mole

Svedberg

Joule

#5. The ribosomes are attached to mRNA through ————- ribosomal subunit.

None of these

Small

Both Large and Small

Large

#6. Which of the following statements is wrong?

fungi have mitochondria

mitochondria are self-replicating organelles

Mitochondria ribosome's resemble more to eukaryotic ribosome

Mitochondria hanve DNA and ribosome

#7. The cisternae break up into vesicles from the

Convex face

Outer face

Maturing face

Froming face

#8. The protoplasm of a plant cell is

Less viscous than animal cell

More viscous than animals

Equal in viscosity to the animal cell

None of these

#9. Smooth endoplasm reticulum helps to

Synthesis

Prepare food

Detoxify the harmful drugs

Decompose proteins

#10. Polysomes are formed by ————-

Robosomes attached to each other in a linear arrangement

A ribosome with several subunits

Several ribosomes attached to a single mRNA

Many ribosomes attache to a strand of endoplasmic reticulum

#11. The approximate diameter of peroxisomes is

0.005 $mu m$

0.05 $mu m$

0.5 $mu m$

5 $mu m$

#12. The term “Nuclear envelope” is more correct than the term “necluear membranes” because

The encolsure has pores which membranes do not

The chemical composition is inconsistent with cellular membrance

None of these

The enclose is made up of two membranes

#13. Plant and animal cells both have ———-

Cell membrane and cell wall

Nucleolus and Chloroplast

Cell membrane and nucleolus

Nucleus and cell wall

#14. A cell has mitochondria, ribosomes, smooth and rough ER, and other parts. Based on this information, it could not be

Actually, it could be any of these

A cell from a pine tree

A yeast cell

A bacterium

#15. Which of the following is not characteristic of prokaryotic?

Cell Membrane

Cell Wall

DNA

Endoplasmic Reticulum

#16. The complex of sugar polymers and proteins which are patchily distributed on the plasma membrane of animal cells is called

Cellulose

Chitin

Cytoskeleton

Glyocalyx

#17. The correct statement about the Golgi complex is

Outer convex surface is forming face

OUter convex surface is maturing face

Inner convex surface is forming face

Inner concave surface is forming face

#18. Eukaryotic ribosomes are composed of an almost equal amount of —————— and proteins

DNA

Lipids

RNA

Carbohydrates

#19. Which is present in both prokaryotic and Eukaryotic cells?

Ribosomes

Nucleus

Mitochondria

Golgi Apparatus

#20. Which one of the following is not considered a part of the endomembrane system

Peroxisome

Vacuole

Lysosome

Golgi complex

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Cell Biology MCQs with Answers

1. The unit that specifies the sedimentation rate of a specific particle or molecule in a medium during ultracentrifugation is
2. Plant and animal cells both have ———-
3. Polysomes are formed by ————-
4. Lysosomes are cytoplasmic organelles and are different from others due to their
5. The approximate diameter of peroxisomes is
6. Which one of the following is not considered a part of the endomembrane system
7. Oxidative metabolism is carried out —————– of mitochondria.
8. The complex of sugar polymers and proteins which are patchily distributed on the plasma membrane of animal cells is called
9. Which of the following statements is wrong?
10. The protoplasm of a plant cell is
11. Which of the following is not characteristic of prokaryotic?
12. The term “nuclear envelope” is more correct than the term “nuclear membranes” because
13. Smooth endoplasmic reticulum helps to
14. The ribosomes are attached to mRNA through ————- ribosomal subunit.
15. Which is present in both prokaryotic and Eukaryotic cells?
16. The correct statement about the Golgi complex is
17. The cisternae break up into vesicles from the
18. Bacterial cells are prokaryotic in comparison to a typical eukaryotic cell; they would
19. A cell has mitochondria, ribosomes, smooth and rough ER, and other parts. Based on this information, it could not be
20. Eukaryotic ribosomes are composed of an almost equal amount of —————— and proteins

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