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25 Best Cell MCQ- Cell Structure and Functions MCQ with Answers

25 Top Cell MCQ- Cell Structure and Functions MCQ with Answers

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  1. 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

  2. Which of the following cell organelles does not contain DNA?

    (a) Nucleus
    (b) Lysosomes
    (c) Chloroplast
    (d) Mitochondria

  3. 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

  4. Which of the following statements is true about cell theory?

    (a) The Cell theory does not apply to fungi
    (b) The Cell theory does not apply to virus
    (c) The Cell theory does not apply to algae
    (d) The Cell theory does not apply to microbes

  5. _____is a jellylike substance found floating inside the plasma membrane.

    (a) Cell sap
    (c) Karyoplasm
    (b) Cytoplasm
    (d) Mitochondria

  6. Which of the following cell organelles is called the powerhouse of the cell?

    (a) Nucleus
    (b) Lysosomes
    (c) Chloroplast
    (d) Mitochondria

  7. Which of the following cell organelles regulates the entry and exit of molecules to and from the cell?

    (a) Lysosomes
    (b) Golgi bodies
    (c) Cell membrane
    (d) Mitochondrial

  8. ____is the study of the cell, its types, structure, functions, and its organelles.

    (a) Biology
    (b) Cell Biology
    (c) Microbiology
    (d) Biotechnology

  9. Which of the following cell organelles is called a suicidal bag?

    (a) Lysosomes
    (b) Golgi bodies
    (c) Cell membrane
    (d) Mitochondria

  10. Which of the following cell organelles is absent in prokaryotic cells?

    (a) Nucleus
    (b) Lysosome
    (c) Endoplasmic Reticulum
    (d) All of the above

  11. Which of the following cell organelles is involved in the storage of food, and other nutrients, required for a cell to survive?

    (a) Vacuoles
    (b) Lysosome
    (c) Mitochondria
    (d) Cell membrane

  12. Which of the following cell organelles is involved in the breakdown of organic matter?

    (a) Lysosomes
    (b) Cytoplasm
    (c) Golgi bodies
    (d) Mitochondria

  13. ____is involved in the synthesis of phospholipids.

    (a) Mitochondria
    (b) Cytoplasm
    (c) Endoplasmic Reticulum
    (d) Smooth Endoplasmic Reticulum

  14. Which of the following cell organelles is present in plant cells and absent in animal cells?

    (a) Nucleus
    (b) Vacuole
    (c) Chloroplast
    (d) Cytoplasm

  15. Which of the following statements is true about chromosomes?

    (a) It is present within the nucleus
    (b) It carries genes and helps in inheritance
    (c) It is composed of DNA in the form of Chromatin and protein
    (d) All of the above

  16. The study of human body cells is termed as

    (a) Mycology
    (b) Physiology
    (c) Cytology

  17. Aerobic respiration is performed by.

    (a) Peroxisomes
    (b) Ribosomes
    (c) Mitochondria

  18. The term “suicidal bags” is used for…………..

    (a) Lysosomes
    (b) Peroxisomes
    (c) Mitochondria

  19. Ribosomal subunits are synthesized in………………

    (a) Nucleoplasm
    (b) Nucleolus
    (c) Cytoplasm

  20. The process of crossing over leading to genetic recombination occurs in……………

    (a) Leptotene
    (b) Zygotene
    (c) Pachytene

  21. The function of protein sorting, lipid sorting, and secretion is performed by:

    (a) Rough ER
    (b) Smooth ER
    (c) Golgi apparatus
    (d) Peroxisomes

  22. Peroxisomes are related to:

    (a) Metabolism of purines
    (b) Metabolism of extra amino acids
    (c) Oxidation of toxins and alcohol.
    (d) All of the above

  23. Which of the following is the constituent of the cytoskeleton?

    (a) Microtubules (MTs)
    (b) Microfilaments (MFS)
    (c) Intermediate filaments (IFs)
    (d) All of the above

  24. Chromosome duplication occurs in which of the following phases?

    (a) G₁ phase
    (b) G2 Phase
    (c) S phase
    (d) Prophase

  25. The pairing of homologous chromosomes occurs in:

    (a) Zygotene
    (b) Leptotene
    (c) Diplotene
    (d) Pachytene

Also Read: 5 Things about Stomata – Closing & Opening, Structure, Types, and Functions

FAQ’s about Cell Structure and Functions

……………………..is the powerhouse of the cell.

Mitochondrion

The functional subunits of chromosomes are called as

Genes

Multiplication of cells occurs throughout life by

Mitosis

The “suicidal bags” of the cells are the-

Lysosomes

The two types of cell division are

Mitosis; Meiosis

The sequence of 4 phases of mitosis are

Prophase-Metaphase-Anaphase-Telophase

DNA is wrapped around the beaded structures called

Nucleosomes

The plasma membrane is composed of-

Phospholipids; Proteins

The cellular structure that contains oxidases and catalase is called

Peroxisome

Three elements of the cytoskeleton are

Microfilaments; Intermediate Filaments; and Microtubules

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