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Question for Kerala SET Biotechnology - Quiz / Questions / MCQ in English

Last Update on : October 10, 2026

Duration: 120 Β· Questions: 120 Β· Max Marks: 120

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To boost your performance in Kerala SET Biotechnology exam, practice each question regularly and with focus. Every question tests your subject understanding, so solve them one at a time. Taking a quiz improves your speed and accuracy. Practicing topic-wise MCQs. Students benefit greatly from reviewing questions with answer keys, which help clarify concepts and strengthen Questions knowledge for success in Kerala SET Biotechnology exams.

Latest Kerala SET Biotechnology Exam Question (Objective Questions), MCQ in English

Subjects : Biotechnology

Question Bank Kerala SET Biotechnology Exam Paper 2 - English

Biotechnology

Q 1 :
Which of the following is a characteristic of prokaryotic cells?
  1. A.Membrane-bound organelles
  2. B.Nucleus
  3. C.Circular DNA
  4. D.Complex structure
Q 2 :
Eukaryotic cells are typically larger than prokaryotic cells. What is the average size range of eukaryotic cells?
  1. A.0.1 - 5 Β΅m
  2. B.10 - 100 Β΅m
  3. C.5 - 10 Β΅m
  4. D.1 - 10 nm
Q 3 :
What is the main structural difference between plant and animal cells?
  1. A.Presence of nucleus
  2. B.Presence of chloroplasts
  3. C.Presence of ribosomes
  4. D.Presence of lysosomes
Q 4 :
What is the function of the cell membrane?
  1. A.Energy production
  2. B.Genetic material storage
  3. C.Regulation of what enters and leaves the cell
  4. D.Protein synthesis
Q 5 :
Which component is NOT found in the cell wall of plant cells?
  1. A.Cellulose
  2. B.Chitin
  3. C.Lignin
  4. D.Pectin
Q 6 :
The cell walls of fungi are primarily made of which substance?
  1. A.Cellulose
  2. B.Peptidoglycan
  3. C.Chitin
  4. D.Lignin
Q 7 :
Bacterial cell walls are composed mainly of:
  1. A.Cellulose
  2. B.Chitin
  3. C.Peptidoglycan
  4. D.Protein
Q 8 :
Which of the following describes osmosis?
  1. A.Movement of solute particles
  2. B.Movement of water through a selectively permeable membrane
  3. C.Active transport of molecules
  4. D.Passive diffusion of gases
Q 9 :
What type of transport requires energy?
  1. A.Diffusion
  2. B.Facilitated diffusion
  3. C.Osmosis
  4. D.Active transport
Q 10 :
Which process involves the movement of substances across the cell membrane without the use of energy?
  1. A.Endocytosis
  2. B.Exocytosis
  3. C.Passive transport
  4. D.Active transport
Q 11 :
What is the main function of ribosomes in a cell?
  1. A.Energy production
  2. B.Protein synthesis
  3. C.Lipid storage
  4. D.DNA replication
Q 12 :
Which organelle is responsible for ATP production?
  1. A.Ribosome
  2. B.Endoplasmic reticulum
  3. C.Golgi apparatus
  4. D.Mitochondria
Q 13 :
The fluid mosaic model describes the structure of which cellular component?
  1. A.Cell wall
  2. B.Nucleus
  3. C.Cell membrane
  4. D.Cytoplasm
Q 14 :
What is the primary role of the endoplasmic reticulum?
  1. A.Photosynthesis
  2. B.Lipid and protein synthesis
  3. C.Cellular respiration
  4. D.Genetic information storage
Q 15 :
Which type of transport involves the engulfing of particles by the cell membrane?
  1. A.Diffusion
  2. B.Osmosis
  3. C.Endocytosis
  4. D.Facilitated diffusion
Q 16 :
What type of cell division is typical for prokaryotic cells?
  1. A.Mitosis
  2. B.Meiosis
  3. C.Binary fission
  4. D.Budding
Q 17 :
What type of cytoskeleton element is primarily responsible for maintaining cell shape?
  1. A.Microtubules
  2. B.Intermediate filaments
  3. C.Actin filaments
  4. D.All of the above
Q 18 :
What is the main role of lysosomes in eukaryotic cells?
  1. A.Photosynthesis
  2. B.Energy production
  3. C.Digestion of waste materials
  4. D.Protein synthesis
Q 19 :
Which structure is responsible for the synthesis of ribosomal RNA (RRNA)?
  1. A.Nucleus
  2. B.Nucleolus
  3. C.Ribosome
  4. D.Golgi apparatus
Q 20 :
What are plasmids?
  1. A.Organelle membranes
  2. B.Circular DNA molecules in prokaryotes
  3. C.Proteins synthesized by ribosomes
  4. D.Components of the cytoskeleton
Q 21 :
Which of the following is NOT a function of the cell membrane?
  1. A.Transport
  2. B.Communication
  3. C.Energy production
  4. D.Structural support
Q 22 :
Which type of transport requires specific carrier proteins?
  1. A.Simple diffusion
  2. B.Facilitated diffusion
  3. C.Osmosis
  4. D.Active transport
Q 23 :
The primary component of the plant cell wall is:
  1. A.Chitin
  2. B.Cellulose
  3. C.Starch
  4. D.Glycogen
Q 24 :
What is the main role of the Golgi apparatus?
  1. A.Energy production
  2. B.Protein modification and sorting
  3. C.Lipid synthesis
  4. D.DNA replication
Q 25 :
Which type of cell contains a well-defined nucleus?
  1. A.Prokaryotic cell
  2. B.Eukaryotic cell
  3. C.Both prokaryotic and eukaryotic cells
  4. D.Neither
Q 26 :
Which of the following statements is true regarding the structure of the plasma membrane?
  1. A.It is composed only of proteins.
  2. B.It is a rigid structure.
  3. C.It is selectively permeable.
  4. D.It does not contain lipids.
Q 27 :
Which of the following best describes the term β€œcytosol”?
  1. A.The liquid portion of the cytoplasm
  2. B.Organelles within the cell
  3. C.The cell membrane
  4. D.The nucleus
Q 28 :
Which type of transport moves water across a selectively permeable membrane?
  1. A.Simple diffusion
  2. B.Facilitated diffusion
  3. C.Osmosis
  4. D.Active transport
Q 29 :
The primary role of the plasma membrane in cells is to:
  1. A.Produce energy
  2. B.Regulate cell division
  3. C.Control the entry and exit of substances
  4. D.Store genetic information
Q 30 :
Which of the following is NOT a function of the cytoskeleton?
  1. A.Maintaining cell shape
  2. B.Facilitating cell movement
  3. C.Protein synthesis
  4. D.Organizing cellular components
Q 31 :
Which organelle is known as the powerhouse of the cell?
  1. A.Ribosome
  2. B.Nucleus
  3. C.Mitochondria
  4. D.Golgi apparatus
Q 32 :
What is the primary function of the endoplasmic reticulum (ER)?
  1. A.DNA replication
  2. B.Protein and lipid synthesis
  3. C.Energy production
  4. D.Photosynthesis
Q 33 :
Which organelle is responsible for modifying, sorting, and packaging proteins?
  1. A.Nucleus
  2. B.Golgi apparatus
  3. C.Lysosome
  4. D.Ribosome
Q 34 :
What is the primary function of lysosomes?
  1. A.Energy production
  2. B.Digestion of waste materials
  3. C.Protein synthesis
  4. D.DNA storage
Q 35 :
Microtubules are part of the cell's cytoskeleton. What is their main role?
  1. A.Energy storage
  2. B.Providing structural support
  3. C.Cell division
  4. D.All of the above
Q 36 :
Cilia and flagella are made of which structural protein?
  1. A.Actin
  2. B.Tubulin
  3. C.Keratin
  4. D.Collagen
Q 37 :
Which of the following structures is found in plant cells but not in animal cells?
  1. A.Cell membrane
  2. B.Mitochondria
  3. C.Chloroplasts
  4. D.Ribosomes
Q 38 :
What is the function of cell receptors?
  1. A.Energy production
  2. B.Synthesis of proteins
  3. C.Binding with ligands to transmit signals
  4. D.Storing genetic information
Q 39 :
What is the role of ligands in cell communication?
  1. A.Provide energy to the cell
  2. B.Act as messengers to bind to receptors
  3. C.Synthesize proteins
  4. D.Form cellular structures
Q 40 :
Which technique is used to separate cellular components based on size and density?
  1. A.Polymerase chain reaction (PCR)
  2. B.Cell fractionation
  3. C.Gel electrophoresis
  4. D.Western blotting
Q 41 :
What type of junction allows for communication between adjacent cells?
  1. A.Tight junctions
  2. B.Gap junctions
  3. C.Desmosomes
  4. D.Adherens junctions
Q 42 :
Which of the following describes the function of desmosomes?
  1. A.Preventing leakage between cells
  2. B.Allowing ions to pass between cells
  3. C.Providing mechanical stability between cells
  4. D.Facilitating cell signaling
Q 43 :
What is the main role of cuticles in plants?
  1. A.Photosynthesis
  2. B.Water retention and protection
  3. C.Nutrient absorption
  4. D.Gas exchange
Q 44 :
Viruses are classified as non-living because they:
  1. A.Can replicate independently
  2. B.Lack cellular structure
  3. C.Have DNA or RNA
  4. D.Can infect other cells
Q 45 :
Bacteria are primarily classified based on their:
  1. A.Size
  2. B.Shape and cell wall composition
  3. C.Genetic material
  4. D.Ability to reproduce
Q 46 :
Which type of bacteria retains the crystal violet stain during the Gram staining procedure?
  1. A.Gram-positive
  2. B.Gram-negative
  3. C.Acid-fast
  4. D.Spore-forming
Q 47 :
Fungi obtain nutrients primarily through:
  1. A.Photosynthesis
  2. B.Absorption
  3. C.Ingestion
  4. D.Fermentation
Q 48 :
The primary structure of the fungal cell wall is made of:
  1. A.Cellulose
  2. B.Chitin
  3. C.Pectin
  4. D.Peptidoglycan
Q 49 :
Which of the following is NOT a function of the plasma membrane?
  1. A.Transport of substances
  2. B.Communication with other cells
  3. C.DNA replication
  4. D.Maintaining cell shape
Q 50 :
Which structure is involved in the synthesis of ribosomal RNA (RRNA)?
  1. A.Nucleus
  2. B.Nucleolus
  3. C.Ribosome
  4. D.Golgi apparatus

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