Cell Test For All Exam Posted on August 6, 2025August 6, 2025 By admin Cell Test All Exam Test For Cell 1 / 124 Consider the following statements: The cell is the structural and functional unit of life. In the absence of cells, the body of organisms cannot be formed. Which of the above statements is/are true? Only 1 Only 2 Both 1 and 2 Neither 1 nor 2 2 / 124 Which part of the cell is known as the “Suicidal Bag” Golgi apparatus Cell wall Cytoplasmic dense structure Lysosome 3 / 124 9. Which part of the cell controls all cellular activities? Cell wall Cell membrane Nucleus All of the above 4 / 124 8. Which part of the cell helps in protein synthesis, lipid synthesis, and transport? Cell membrane Cell wall Endoplasmic Reticulum Ribosome 5 / 124 7. Consider the following statements about the Fluid Mosaic Model: The model was presented by Singer and Nicolson in 1972. According to this model, the plasma membrane is made of a lipid bilayer in which proteins are embedded like icebergs. It provides a dynamic and fluid structure to the cell membrane. Which of the above statements are correct? Only 1 and 2 Only 2 1, 2, and 3 1 and 3 6 / 124 Which of the following statements is TRUE? The number and shape of cells depend on the function they perform. Cells of different shapes form the same function. Group of cells that perform different functions is called tissue. Cells always occur singly. 7 / 124 Which of the following is not a part of the cell structure? Endoplasmic Reticulum Ribosome Microtubule Ribosugar 8 / 124 The highest number of chromosomes (2n) is found in – Sugarcane Potato Human Ophioglossum 9 / 124 The living part of a cell is called protoplasm. What is it made of? Only cytoplasm Cytoplasm and nucleoplasm Only nucleoplasm Cytoplasm, nucleoplasm, and other cell organelles 10 / 124 Where is the Centre for Cellular and Molecular Biology (CCMB) located? Mumbai Kolkata Bengaluru Hyderabad 11 / 124 Which of the following is the smallest cell? Mycoplasma Amoeba White blood cell Red blood cell 12 / 124 Which of the following statements about the cell is NOT correct? The size and shape of cells are related to their specific functions. Some cells have changing (variable) shapes. Each cell has its own functional capability. All body tissues contain the same type of cells. 13 / 124 Which one of the following cell organelles is semi-permeable? Cell membrane Plasma membrane Cell wall Nucleus 14 / 124 Which one of the following nutrients is a structural component of the plant cell wall? Manganese Potassium Phosphorus Calcium 15 / 124 Where is DNA found outside the nucleus? Golgi body Ribosome Mitochondria Endoplasmic reticulum 16 / 124 The cell membrane is selectively permeable because — It is made of selective biological molecules. It does not allow the movement of certain substances from a region of higher concentration to a lower concentration. Movement of biological molecules occurs only at specific concentrations. It allows only certain molecules to move in or out of the cell, while blocking others. 17 / 124 The fluid-filled cavity found inside the chloroplast is called — Matrix Cell sap Cristae Stroma 18 / 124 Colorless and white plastids are called — Chromoplast Chloroplast Leucoplast None of these 19 / 124 Enzymes related to respiration are present in — Ribosome Mitochondrial matrix Endoplasmic Reticulum (ER) Plastid 20 / 124 Cristae are found in — Mitochondria Lysosome Nucleus Plastid 21 / 124 Which cell organelle protects against bacteria and viruses? Endoplasmic Reticulum (ER) Golgi apparatus Ribosome Lysosome 22 / 124 Who first discovered lysosomes? Camillo Golgi Strasburger Christian de Duve Virchow 23 / 124 Which of the following cell organelles stores, modifies, and packages ER-synthesized substances and sends them inside and outside the cell? Ribosome Lysosome Mitochondria Golgi apparatus 24 / 124 The structure made up of a group of parallel tubules or cisternae is — Mitochondria Ribosome Golgi apparatus Plastid 25 / 124 Golgi apparatus is not found in — Prokaryotes Red blood cells Blue-green algae All of the above 26 / 124 Ribosome is made up of — DNA and protein RNA and protein DNA and lipid RNA and DNA 27 / 124 Which of the following is involved in the synthesis of fats and cholesterol? Smooth ER Rough ER Golgi body Lysosome 28 / 124 Located on the outer membrane of the ER are — Lysosomes Centrosomes Ribosomes Microtubules 29 / 124 Which of the following does not have any kind of membrane? Bacteria Amoeba Virus Mitochondria 30 / 124 Membrane-bound organelles are found in — Prokaryotes Eukaryotes Bacteria Viruses 31 / 124 What provides structural rigidity to plant cells? Protein Lipid Chloroplast Cellulose 32 / 124 The cell membrane is made up of — Lipid Protein Both lipid and protein None of these 33 / 124 Protoplasm is collectively made up of — Cytoplasm and mitochondria Cytoplasm and nucleus Nucleus and cell Nucleus and endoplasmic reticulum 34 / 124 Purkinje discovered which part of the cell structure? Cytoplasm Nucleus Mitochondria Lysosome 35 / 124 What is the main function of leucoplast (अवर्णीलवक)? To perform photosynthesis To store food substances To assist in pollination To perform excretion 36 / 124 Cell wall is found in — Animal cell Amoeba Euglena Plant cell 37 / 124 The fluid mosaic model was proposed by — Singer and Nicolson Singer and Robertson Robertson and Davson Davson and Singer 38 / 124 The source of energy inside a living cell is — Mitochondria Oxysome Dynein ATP 39 / 124 Polysome is — DNA + RNA DNA + Ribosome Ribosome + mRNA Ribosome + tRNA 40 / 124 Mitochondria is associated with — Formation of ADP Formation of ATP Formation of glucose Digestion of organelles 41 / 124 The wall (membrane) of mitochondria is made up of — Protein Fat Lipoprotein Carbohydrate 42 / 124 What is stored in lysosomes? Glycoproteins Fat RNA Digestive enzymes 43 / 124 Due to the absence of which of the following, a plant cell differs from an animal cell? Mitochondria Ribosomes Centriole Endoplasmic reticulum 44 / 124 Endoplasmic reticulum is the center of — Respiration Digestion Fat synthesis Protein synthesis 45 / 124 Nuclear membrane and mitochondria are not present in — Sperm cell Sponge cell Bacteria Protozoa 46 / 124 The end part of a chromosome is called — Chromomere Centromere Telomere Micrometer 47 / 124 Which is associated with protein synthesis? Nucleus Ribosome Chromatin Cell membrane 48 / 124 Plasma membrane is made up of Protein Cellulose Fat Lipoprotein 49 / 124 Where is granum found? In ribosome In chloroplast In mitochondria In nucleus 50 / 124 Red pigment is found in: Ribosome (b) Chloroplast Chromoplast Nucleus 51 / 124 Which is known as colored plastid? Leucoplast Chromoplast Amyloplast Chloroplast 52 / 124 70S ribosomes are found in: Prokaryotes Eukaryotes All living beings All animals 53 / 124 The Golgi body is important because: It stores food It makes proteins It processes and packages molecules It makes DNA 54 / 124 The nucleolus is involved in which function? Ribosome formation Protein synthesis Cell division Cell wall synthesis 55 / 124 Which of the following is NOT part of a prokaryotic cell? Only mitochondria Only nucleus Both nucleus and mitochondria Ribosome and nucleus 56 / 124 The dead body consists of what kind of cells? Living cells Non-living cells Dead cells All types 57 / 124 Which of the following organelles is semi-autonomous and can replicate on its own? Ribosome Lysosome Mitochondria Endoplasmic Reticulum 58 / 124 Consider the following statements: DNA carries genetic information. The unit of heredity is called a gene. Which of the above is/are true? Only 1 Only 2 Both 1 and 2 Neither 1 nor 2 59 / 124 Consider the following statements: Mitochondria are the largest organelles in animal cells. The smooth endoplasmic reticulum is known as the detox center of the cell. Golgi body acts as a traffic controller in the cell. Which statements are correct? 1 and 2 2 and 3 1 and 3 1, 2, and 3 60 / 124 Which structure is the control center of the cell? Lysosome Nucleus Cell wall Protein 61 / 124 Consider the following statements: Smooth ER helps in lipid synthesis and detoxification. Rough ER helps in protein synthesis and storage. Which of the above is/are correct? Only 1 Only 2 Both 1 and 2 Neither 1 nor 2 62 / 124 Which structure helps in cell membrane formation and transport of materials, and is connected to the nucleus and cytoplasm? Ribosome Golgi body Endoplasmic Reticulum Mitochondria 63 / 124 Which organelle synthesizes glycoproteins and glycolipids inside the cell? Inner membrane junction Ribosome Golgi body Nucleus 64 / 124 In prokaryotic cells, which structure is responsible for the formation of proteins and enzymes? Mitochondria Ribosome Lysosome Endoplasmic Reticulum 65 / 124 Which of the following statements about “70s ribosomes” is NOT correct? Found in prokaryotes as well as mitochondria and chloroplasts. Ribosomes present in prokaryotes are 70s, in eukaryotes are 80s. 70s ribosomes are used in protein synthesis. 70s ribosomes are found in the 50s of the cell. ❌ (Incorrect/Invalid Statement) 66 / 124 Which of the following statements is TRUE? The number and shape of cells depend on the function they perform. Cells of different shapes form the same function. Group of cells that perform different functions is called tissue. Cells always occur singly. 67 / 124 Which cell organelle has a double membrane and can perform energy-related functions? Mitochondria Ribosome Cytoplasm Lysosome 68 / 124 In the life history of animals, the role of mitotic division is: (a) Reproduction in unicellular organisms (b) Growth in multicellular organisms (c) Repair of damaged tissues (d) All of them 69 / 124 Which cellular structure was discovered by Fontana? Centrosome RNA Chromosome Cytoskeleton 70 / 124 Consider the following statements: In mitotic division, the cell divides only once, and the chromosomes also divide once. In meiotic division, the cell divides twice, and the chromosomes also divide twice. Which of the above statements is/are correct? Only 1 Only 2 Both 1 and 2 Neither 1 nor 2 71 / 124 In mitosis, during which phase does the centromere divide? Prophase Metaphase Anaphase Telophase 72 / 124 Which is the opposite phase of Telophase? Prophase Metaphase Anaphase Interphase 73 / 124 How many meiotic (meiosis) cell divisions are required to produce 200 sperms? 25 50 100 200 74 / 124 In which stage does crossing over occur? Leptotene Zygotene Pachytene Diplotene 75 / 124 In which type of cell division does the process of crossing over occur? (a) Amitosis (b) Mitosis (c) Meiosis (d) All of these 76 / 124 Through how many mitotic divisions will a single cell produce 256 cells? 8 32 64 225 77 / 124 Which phase of mitosis is completed in the shortest time? Prophase Metaphase Anaphase Telophase 78 / 124 In plant cells, cytokinesis occurs with the help of: Cell plate Microfilament Centrosome Endoplasmic reticulum 79 / 124 Which phase takes the longest time to complete in mitosis? Prophase Metaphase Anaphase Telophase 80 / 124 In the testes of vertebrates, sperm is produced by— Only mitosis Only amitotic and mitotic division Only meiosis Both meiosis and mitosis 81 / 124 Which type of cell division is responsible for growth and repair of the body? Meiosis Mitosis Amitosis None of these 82 / 124 What is the division of the nucleus called? (a) Cytokinesis (b) Crossing over (c) Karyokinesis (d) Pectin 83 / 124 Excessive use of fertilizers causes plant death due to— Endosmosis Exosmosis Endoabsorption Plasmolysis 84 / 124 Wooden doors swell during the rainy season because of— Endosmosis Absorption Capillarity Protoplasmic contraction 85 / 124 Seeds germinate when placed in water because of— Osmosis Absorption Aquatic decomposition Protoplasmic contraction 86 / 124 A cell increases in volume when placed in— An isotonic solution A hypertonic solution A hypotonic solution None of these 87 / 124 If a cell decreases in size, the solution in which it is placed is— Hypotonic Hypertonic Isotonic Saturated 88 / 124 When a cell is placed in a solution with higher salt concentration, it shrinks because— Osmotic water enters the cell. Water leaves the cell by osmosis. Cell sap disintegrates. Mineral salts break the cell wall. 89 / 124 Definition of osmosis is— Flow of a solvent through a semi-permeable membrane Flow of water without membrane Solvent (water) moving from lower to higher concentration through a semi-permeable membrane None of the above 90 / 124 The substance found in more than 80% of the cell is— Protein Water Minerals Hydrolytic enzymes 91 / 124 Who proposed the basic concept that all living beings are made up of cells? Pasteur Schleiden Robert Hooke T. Schwann Code: Only 2 1 and 2 2 and 3 2 and 4 92 / 124 Due to the presence of which structure is there a difference between a plant cell and an animal cell? Chloroplast Cell wall Cell membrane Nucleus 93 / 124 The main function of the Golgi apparatus is— Respiration Initiating cell division Producing digestive juice Secretion 94 / 124 Which of the following organelles contains DNA? Mitochondria Golgi apparatus Lysosome Centriole 95 / 124 Which organelle plays a major role in protein synthesis? Lysosome and centrosome Endoplasmic reticulum and ribosome Golgi apparatus and mitochondria Lysosome and mitochondria 96 / 124 What is the cellular and molecular control of programmed cell death called? Apoptosis Aging Degeneration Necrosis 97 / 124 Which organelle is usually absent in animal cells? (a) Vacuole (b) Golgi apparatus (c) Mitochondria (d) Endoplasmic reticulum 98 / 124 Lysosomes function in — Protein synthesis Processing and packaging Intracellular digestion Fat synthesis 99 / 124 The cell wall is — Permeable Semipermeable Selectively permeable Impermeable 100 / 124 What is the name of the inner fold of mitochondria? Cristae Oxisomes Matrix Cyclosomes 101 / 124 In which of the following is mitochondria absent? Yeast Fungi Bacteria Algae 102 / 124 Who first used the term "Protoplasm"? Darwin Purkinje John Ray Haeckel 103 / 124 "Protoplasm is the physical basis of life" — this statement is by whom? Henry Lamarck Huxley Treviranus 104 / 124 Who first proposed the double helix structure of DNA? Watson and Crick Fischer and Halban Lamarck and Darwin Go de Brij 105 / 124 Who was the first biologist to give the name 'Cell'? Fleming Leeuwenhoek Robert Hooke Brown 106 / 124 Which structure distinguishes animal cells from plant cells? Ribosome Mitochondria Centromere Centriole 107 / 124 If mitochondria stop working, which process will not occur in the cell? Digestion of food Oxidation of food Food digestion Absorption of food 108 / 124 Which is called the powerhouse of the cell? Golgi apparatus Nucleolus ( Mitochondria Ribosome 109 / 124 Which of the following is the largest cell organelle? Chromosome Mitochondria Plastid Golgi apparatus 110 / 124 Where does protein synthesis occur in the cell? Golgi apparatus Ribosome Mitochondria Centrosome 111 / 124 The outermost covering of plant cells is called — Cell membrane Cell wall Tonoplast Endoplasmic reticulum 112 / 124 The enzyme found in lysosomes that has the ability to dissolve or destroy cytoplasm is called — Oil sap Cytoplasm ( Nucleoplasm Hydrolytic enzyme 113 / 124 Which is called the "suicidal bag" of the cell? Lysosome Ribosome Nucleosome Golgi apparatus 114 / 124 Which of the following gives green color to the leaves? (a) Chromoplast Chloroplast Leucoplast Honoplast 115 / 124 Which of the following gives different attractive colors to flowers and seeds? Leucoplast Chromoplast Chloroplast Honoplast 116 / 124 Leucoplasts are mainly found in: Cells of roots Cells of stems Cells of leaves Cells of flowers 117 / 124 What is the active site of cellular respiration? Golgi apparatus Mitochondria Ribosome Lysosome 118 / 124 Which of the following cell organelles is found only in plant cells? (Cell wall Plastids Vacuoles All of the above 119 / 124 What is the active site of protein synthesis? Lysosome Ribosome Mitochondria Golgi apparatus 120 / 124 In the cytoplasm, the dense network of fine, branched, membranous, and irregular tubules is called: Golgi apparatus Mitochondria Ribosome Endoplasmic reticulum 121 / 124 Which of the following gives a definite shape to the cell? Cell membrane Cell wall Centrosome Golgi apparatus 122 / 124 Who coined the term "Chromosome"? Hofmeister Waldeyer Sutton Wagner 123 / 124 Who discovered the Endoplasmic Reticulum (E.R.)? Sutton Porter Watson Roberts 124 / 124 Who discovered the electron microscope? Knoll and Ruska Schleiden and Schwann Flemming and Brown Watson and Crick Your score isThe average score is 42% 0% Restart quiz Uncategorized