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Objective Questions

Latest TGT Science Exam Question (Objective Questions), MCQ in English

Subjects : Science

Question Bank TGT Vigyan (Science) Exam - English
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Science

Question 1Single Answer
Temperature can be expressed as derived quantity in terms of
  1. A
    length and mass
  2. B
    mass and time
  3. C
    length, mass and time
  4. D
    None of these
Question 2Single Answer
Electron volt is a unit of
  1. A
    potential difference
  2. B
    charge
  3. C
    energy
  4. D
    capacity
Question 3Single Answer
Dimensions of impulse are
  1. A
    [MLT –1]
  2. B
    [MLT²]
  3. C
    [MT–2]
  4. D
    [ML–1T–3]
Question 4Single Answer
Potential is measured in
  1. A
    joule/coulomb
  2. B
    watt/coulomb
  3. C
    newton–second
  4. D
    None of these
Question 5Single Answer
One Nanometer is equal to
  1. A
    10–9m
  2. B
    10–6m
  3. C
    10–10m
  4. D
    10–3m
Question 6Single Answer
Maxwell is the unit of
  1. A
    magnetic susceptibility
  2. B
    intensity of Magnetisation
  3. C
    magnetic Flux
  4. D
    magnetic Permeability
Question 7Single Answer
Which of the following is derived physical quantity ?
  1. A
    Mass
  2. B
    Velocity
  3. C
    Length
  4. D
    Time
Question 8Single Answer
What are the units of magnetic permeability ?
  1. A
    Wb A–1 m–1
  2. B
    Wb–1 Am
  3. C
    Wb A m–1
  4. D
    Wb A–1 m
Question 9Single Answer
The dimensions of pressure gradient are
  1. A
    [ML–2 T–2]
  2. B
    [ML–2 T–1]
  3. C
    [ML–1 T–1]
  4. D
    [ML–1 T–2]
Question 10Single Answer
The dimensions of Rydberg's constant are
  1. A
    [M0L–1T]
  2. B
    [MLT–1]
  3. C
    [M0 L–1T0]
  4. D
    [ML0 T2]
Question 11Single Answer
'Farad' is the unit of
  1. A
    resistance
  2. B
    conductance
  3. C
    capacitance
  4. D
    inductance
Question 12Single Answer
S.I. unit of surface tension is
  1. A
    degree/cm
  2. B
    N/m
  3. C
    N/m²
  4. D
    Nm
Question 13Single Answer
Which one of the following pairs does not have the same dimension ?
  1. A
    Potential energy and Kinetic energy
  2. B
    Density and specific gravity
  3. C
    Focal length and height
  4. D
    Gravitational force and frictional force
Question 14Single Answer
Which one of the following physical quantity has the same unit as that of pressure ?
  1. A
    Angular momentum
  2. B
    Stress
  3. C
    Strain
  4. D
    Work
Question 15Single Answer
The symbol of SI unit of inductance is H. It stands for
  1. A
    Holm
  2. B
    Halogen
  3. C
    Henry
  4. D
    Hertz
Question 16Single Answer
Which of the following is not a synthetic fibre:
  1. A
    Anygora
  2. B
    Rayon
  3. C
    Nylon
  4. D
    Polyster
Question 17Single Answer
Which one of the following is not contained in Portland cement ?
  1. A
    Ca3Al2O6
  2. B
    Ca3SiO5
  3. C
    Ca2Si­O4
  4. D
    Ca3(PO4)2
Question 18Single Answer
What is the reson for white cement to be white ?
  1. A
    It does not contain carbon
  2. B
    It does not contain silicon
  3. C
    It does not contain iron
  4. D
    It does not contain calcium
Question 19Single Answer
Which fertilizer is assimilated directly by the plant ?
  1. A
    Super phosphate
  2. B
    Nitrolim
  3. C
    Muriate of Potash
  4. D
    Humus
Question 20Single Answer
Which of the following chemicals is used in foam fire extinguishers ?
  1. A
    Aluminium sulphate
  2. B
    Copper sulphate
  3. C
    Cobalt sulphate
  4. D
    Nickel sulphate 
Question 21Single Answer
What is a mixture of potassium nitrate, powdered charcoal and sulphur called ?
  1. A
    Glass
  2. B
    Cement
  3. C
    paint
  4. D
    Gun powder
Question 22Single Answer
Which one of the following chemicals is used in beauty parlours for hair – setting ?
  1. A
    Sulphur based
  2. B
    Phosphorus based
  3. C
    Silicon based
  4. D
    Iron based 
Question 23Single Answer
Which one of the following is used as a mordant in dyeing and tanning industry ?
  1. A
    Magnesium oxide
  2. B
    Magnesium carbonate
  3. C
    Magnesium chloride
  4. D
    Magnesium sulphate
Question 24Single Answer
Which one of the following substances is used in the manufacture of safety matches ?
  1. A
    Red phosphorus
  2. B
    White phosphorus
  3. C
    Phosphorus trioxide (P2O3)
  4. D
    Black phosphorus
Question 25Single Answer
Which one of the following polymeric materials is used for making bullet proof jacket ?
  1. A
    Nylon –6, 6
  2. B
    Rayon
  3. C
    Kevlar
  4. D
    Dacron
Question 26Single Answer
Which one of the following is another name of RDX
  1. A
    Cyanohydrin
  2. B
    Dextran
  3. C
    Cyclohexane
  4. D
    Cyclonite
Question 27Single Answer
Which one of the following is used as an explosive ?
  1. A
    Phosphorus trichloride
  2. B
    Mercuric oxide
  3. C
    Graphite
  4. D
    Nitroglycerine
Question 28Single Answer
Flint glass is obtained from which of the following ?
  1. A
    Zinc and barium borosilicate
  2. B
    Sand, red lead and potassium carbonate
  3. C
    Sodium aluminium borosilicate
  4. D
    Pure silica and zinc oxide
Question 29Single Answer
Which one of the following correctly defines the state of glass ?
  1. A
    Crystalline solid
  2. B
    Super cooled liquid
  3. C
    Condensed gas
  4. D
    Liquid crystal
Question 30Single Answer
Which one of the following is not used as fertilizer ?
  1. A
    Ammonium nitrate
  2. B
    Ammonium sulphide
  3. C
    Ammonium phosphate
  4. D
    Ammonium sulphate   
Question 31Single Answer
Which of the following contain enzymes for cellular respiration ?
  1. A
    Dictyosomes
  2. B
    Endoplasmic reticulum
  3. C
    lysosomes
  4. D
    Mitochondria
Question 32Single Answer
Which one among the following nutrients is a strctural
  1. A
    Cell membrane
  2. B
    Plasma membrane
  3. C
    Cell wall
  4. D
    Nucleus
Question 33Single Answer
Which one among the following nutrients is a structural component of the cell wall of plants ?
  1. A
    Manganese
  2. B
    Potassium
  3. C
    Phosphorus
  4. D
    Calcium
Question 34Single Answer
Which of the following groups is present in animal cells ?
  1. A
    Mitochondria, Cell membrane, Cell wall, Cytoplasm
  2. B
    Chloroplasts, Cytoplasm, Vacuole, Nucleus
  3. C
    Nucleus, Cell membrane, Mitochondria, Cytoplasm
  4. D
    Vacuole, cell membrane, Nucleus, Mitochondria
Question 35Single Answer
For which among the following is not a true fruit ?
  1. A
    Apple
  2. B
    Date
  3. C
    Grape
  4. D
    Plum
Question 36Single Answer
Which one of the following is not a constituent of cell membrane ?
  1. A
    Cholesterol
  2. B
    Glycoplids
  3. C
    Proline
  4. D
    Phospholipids
Question 37Single Answer
The replication of DNA is a pre-requisite for a eukaryotic cell to undergo division. During the cell cycle, the DNA replicates in
  1. A
    S–phase
  2. B
    G1–phase
  3. C
    G2–phase
  4. D
    M-phase
Question 38Single Answer
During which stage of mitosis does cytokinesis usually occur in animals ?
  1. A
    Phophase
  2. B
    Metaphase
  3. C
    Anaphase
  4. D
    Telophase
Question 39Single Answer
Lysosome arises from
  1. A
    endoplasmic reticulum
  2. B
    golgi apparatus
  3. C
    nucleus
  4. D
    mitochondria
Question 40Single Answer
The correct sequence of cell cycle is
  1. A
    S, G1, G2, M
  2. B
    S, M, G1, G2
  3. C
    G1, S, G2, M
  4. D
    M, G1, G2, S
Question 41Single Answer
Biological membranes are composed of
  1. A
    40% proteins and 60% lipids
  2. B
    50% proteins and 50% lipids
  3. C
    70% proteins and 30% lipids
  4. D
    60% proteins and 40% lipids
Question 42Single Answer
F1 particles / oxysome / elementary particles are present in
  1. A
    endoplasmic reticulum
  2. B
    chloroplast
  3. C
    mitochondria
  4. D
    golgi complex
Question 43Single Answer
"Endomitosis" refers to
  1. A
    division of nucleus without chromosomal division
  2. B
    division of chromosome without nuclear division
  3. C
    division of cytoplasm
  4. D
    None of the above
Question 44Single Answer
When the concentration of water and solutes on either side of the cell membrane is same, the solution is said to be
  1. A
    hypertonic
  2. B
    isotonic
  3. C
    hypotonic
  4. D
    None of these
Question 45Single Answer
The function of nucleous is the synthesis of
  1. A
    DNA
  2. B
    m - RNA
  3. C
    r- RNA
  4. D
    t - RNA
Question 46Single Answer
Mesosome in a bacterial cell is
  1. A
    plasmid
  2. B
    connection between two cells
  3. C
    plasma membrane infolded for respiration
  4. D
    None of these
Question 47Single Answer
In living cels synthesis of ribonoucleic acid (RNA) takes place in :
  1. A
    Cytoplasm
  2. B
    Nucleus
  3. C
    Golgi body
  4. D
    Nephron
Question 48Single Answer
The cell organelle storing substances like starch, oil and proteins is
  1. A
    Vacuole
  2. B
    Lysosome
  3. C
    Plastid
  4. D
    Golgi body
Question 49Single Answer
Organisms lacking nuclear membrane and cell organelles is called as :
  1. A
    Prokaryotes
  2. B
    Eukaryotes
  3. C
    Protozoa
  4. D
    Virus
Question 50Single Answer
Cell organelles that are involved in the waste disposal system of the cell are :
  1. A
    Golgi apparatus
  2. B
    Lysosomes
  3. C
    Chromosomes
  4. D
    Ribosomes
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