Cell Biology MCQs with Answers

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Welcome to the Cell Biology MCQs with Answers. In this post, we have shared Cell Biology Online Test for different competitive exams. Find practice Cell Biology Practice Questions with answers in Biology Tests exams here. Each question offers a chance to enhance your knowledge regarding Cell Biology.

Cell Biology Online Quiz

By presenting 3 options to choose from, Cell Biology Quiz which cover a wide range of topics and levels of difficulty, making them adaptable to various learning objectives and preferences. You will have to read all the given answers of Cell Biology Questions and Answers and click over the correct answer.

Test Name: Cell Biology MCQ Quiz Practice
Type: Quiz Test
Total Questions: 40
Total Marks: 40
Time: 40 minutes

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Cell Biology

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1 / 40

What is the primary function of the lysosomes in the cell?

Intracellular digestion

Protein synthesis

ATP production

2 / 40

Which cellular structure is responsible for maintaining cell-to-cell communication?

Chloroplast

Gap junctions

Mitochondrion

3 / 40

Which organelle is responsible for the breakdown of glucose to produce ATP in the cell?

Lysosome

Nucleus

Mitochondrion

4 / 40

What is the function of the nucleolus within the nucleus?

DNA replication

ATP production

Ribosome synthesis

5 / 40

Which cellular structure is responsible for the synthesis of lipids and steroids?

Rough endoplasmic reticulum

Golgi apparatus

Smooth endoplasmic reticulum

6 / 40

What is the function of microtubules in the cell?

Protein synthesis

Structural support and transport

ATP production

7 / 40

What is the function of the endoplasmic reticulum (ER)?

Cell division

ATP production

Protein and lipid synthesis

8 / 40

What is the function of the cytoplasm in the cell?

Supports organelles and cellular structures

Synthesizes proteins

Stores genetic material

9 / 40

What organelle is responsible for protein synthesis in the cell?

Ribosome

Golgi apparatus

Mitochondrion

10 / 40

Which cellular structure is involved in protein translation based on mRNA instructions?

Ribosome

Nucleus

Golgi apparatus

11 / 40

Which cellular structure is responsible for packaging and distributing cellular products?

Centriole

Chloroplast

Golgi apparatus

12 / 40

What is the function of the nuclear envelope?

Synthesizes proteins

Protects the nucleus

Regulates passage of molecules in and out of the nucleus

13 / 40

Which organelle is involved in the breakdown of old cellular components?

Lysosome

Nucleus

Ribosome

14 / 40

Which organelle is responsible for intracellular digestion?

Chloroplast

Nucleus

Lysosome

15 / 40

What is the function of the cell wall in plant cells?

ATP production

Structural support and protection

Protein synthesis

16 / 40

Which cellular structure is involved in maintaining cell shape and resisting mechanical stress?

Cell wall (in plants)

Nucleus

Cytoskeleton

17 / 40

Which cellular structure is involved in cell division?

Centriole

Golgi apparatus

Lysosome

18 / 40

What is the function of the cytoskeleton in the cell?

Structural support and movement

ATP production

Protein synthesis

19 / 40

What is the primary function of cilia and flagella in cells?

Cellular movement

Protein synthesis

ATP production

20 / 40

What is the primary function of the cell membrane?

Cell support and structure

Regulate transport into and out of the cell

Energy production

21 / 40

What is the function of the centrosome in animal cells?

Produces ATP

Organizes microtubules for cell division

Protein synthesis

22 / 40

Which organelle is responsible for lipid metabolism and calcium storage in the cell?

Golgi apparatus

Rough endoplasmic reticulum

Smooth endoplasmic reticulum

23 / 40

What is the role of the endomembrane system in the cell?

ATP production

DNA replication

Protein processing and transport

24 / 40

What is the primary function of ribosomes in the cell?

DNA replication

Lipid synthesis

Protein synthesis

25 / 40

What cellular structure is responsible for maintaining cell shape and movement?

Golgi apparatus

Cytoskeleton

Endoplasmic reticulum

26 / 40

Which organelle is responsible for maintaining turgor pressure in plant cells?

Mitochondrion

Nucleus

Central vacuole

27 / 40

What is the function of the vacuole in plant cells?

ATP production

Protein synthesis

Storage of water and nutrients

28 / 40

Which organelle contains enzymes that break down fatty acids and detoxify alcohol in the liver?

Chloroplast

Lysosome

Peroxisome

29 / 40

What is the primary function of peroxisomes in the cell?

Protein synthesis

ATP production

Breakdown of toxic substances

30 / 40

Which cellular structure is responsible for cell adhesion and communication?

Endoplasmic reticulum

Cell junctions

Nucleus

31 / 40

What is the function of the nucleus in the cell?

Produces ATP

Contains genetic material

Synthesizes proteins

32 / 40

What is the function of the Golgi apparatus in the cell?

Lipid synthesis

Protein modification and sorting

DNA replication

33 / 40

Which organelle is responsible for detoxifying harmful substances in the cell?

Centrosome

Endosome

Peroxisome

34 / 40

Which organelle is responsible for sorting, modifying, and packaging proteins for secretion?

Golgi apparatus

Nucleus

Lysosome

35 / 40

What is the function of the extracellular matrix in animal cells?

Structural support and signaling

ATP production

Protein synthesis

36 / 40

What is the primary function of the rough endoplasmic reticulum (RER)?

Protein synthesis and processing

Lipid synthesis

ATP production

37 / 40

Which cell organelle is responsible for ATP production?

Mitochondrion

Endoplasmic reticulum

Lysosome

38 / 40

What is the function of the mitochondria in the cell?

ATP production

DNA replication

Protein synthesis

39 / 40

What is the role of the cell membrane in maintaining homeostasis?

DNA replication

ATP production

Regulating transport of ions and molecules

40 / 40

Which organelle is responsible for photosynthesis in plant cells?

Chloroplast

Peroxisome

Endoplasmic reticulum

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admin3 weeks ago

0 6 1 minute read