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

Subjects : Subject Knowledge Test (Science)

Question Bank NVS TGT Science Tier 2 Exam - English
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Subject Knowledge Test (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
Which of the following is not a synthetic fibre:
  1. A
    Anygora
  2. B
    Rayon
  3. C
    Nylon
  4. D
    Polyster
Question 12Single 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 13Single 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 14Single 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 15Single 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 16Single 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 17Single 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 18Single 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 19Single 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 20Single 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 21Single Answer
Which of the following contain enzymes for cellular respiration ?
  1. A
    Dictyosomes
  2. B
    Endoplasmic reticulum
  3. C
    lysosomes
  4. D
    Mitochondria
Question 22Single 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 23Single 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 24Single 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 25Single Answer
For which among the following is not a true fruit ?
  1. A
    Apple
  2. B
    Date
  3. C
    Grape
  4. D
    Plum
Question 26Single 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 27Single 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 28Single 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 29Single Answer
Lysosome arises from
  1. A
    endoplasmic reticulum
  2. B
    golgi apparatus
  3. C
    nucleus
  4. D
    mitochondria
Question 30Single 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 31Single Answer
Which of the following contains sugar stored in them ?
  1. A
    Carrot and radish
  2. B
    Cinnamon and doves
  3. C
    Potato and pumpkin
  4. D
    Beetroot and sugarcane
Question 32Single Answer
Which of the following is the collective term used to signify the substance that helps in keeping our bones, eyes, teeth and gums healthy ?
  1. A
    Enzymes
  2. B
    Vitamins
  3. C
    Hormones
  4. D
    Proteins
Question 33Single Answer
Which of the following is not correctly matched ?
  1. A
    Sodium and potassium - fluid balance of the body
  2. B
    Iron - bones and teeth
  3. C
    Calcium - bones and teeth
  4. D
    Fluorine - tooth decay
Question 34Single Answer
A child has retarded growth, a large pot - like belly and swollen face. The disease he might be suffering from ?
  1. A
    diabetes
  2. B
    anaemia
  3. C
    marasmus
  4. D
    kwashiorkor
Question 35Single Answer
Match the following lists.
                  List - I                                        List - II
A. Growth and repair of tissues                     1. Sugar
B. Glucose                                                 2. Marasmus
C. PEM                                                      3. Scurvy
D. Vitamin - C                                             4. Proteins
Codes :
  1. A
    A B C D
    3 4 1 2
  2. B
    4 1 2 3
  3. C
    4 1 3 2
  4. D
    1 4 1 3
Question 36Single Answer
Pernicious anaemia is the deficiency disease of ?
  1. A
    iron
  2. B
    vitamin - K
  3. C
    vitamin - B12
  4. D
    iodine
Question 37Single Answer
Select from the following a group of diseases caused by deficiency of minerals ?
  1. A
    Rickets, kwashiorkor, goitre
  2. B
    Goitre, marasmus, kwashiorkor
  3. C
    Kwashiorkor, anaemia, goitre
  4. D
    Goitre, anaemia, osteoporosis
Question 38Single Answer
Adding salt and sugar to food substances help in preserving them for longer durations. It is because excess salt and water ?
  1. A
    cause rupturing of microbial cells
  2. B
    cause change in the shape of microbial cells
  3. C
    remove water from food
  4. D
    Plasmolysis the microbial cells
Question 39Single Answer
Metal which as a constituent of haemoglobin is ?
  1. A
    Cu
  2. B
    Zn
  3. C
    AI
  4. D
    Fe
Question 40Single Answer
The minerals that are required in the right amount for proper functioning of muscles are ?
  1. A
    iron and iodine
  2. B
    iron and calcium
  3. C
    sodium and potassium
  4. D
    iodine and fluorine
Question 41Single Answer
Washing the rice many times using a large amount of water before cooking leads to ?
  1. A
    loss of vitamin - E
  2. B
    loss of surface protein
  3. C
    loss of vitamin - B
  4. D
    loss of water soluble carbohydrates
Question 42Single Answer
Soluble vitamin pair in the water is ?
  1. A
    B and C
  2. B
    A and B
  3. C
    A and E
  4. D
    D and K
Question 43Single Answer
Match List - I with List - II.
   List - I                                         List - II
(Vitamins)                               (Chemical names)
A. Vitamin - B1                     1. Ascorbic acid
B. Vitamin - B2                     2. Riboflavin
C. Vitamin - A                       3. Thiamine
D. Vitamin - C                       4. Retinol
Codes :
  1. A
    A B C D
    4 2 3 1
  2. B
    3 2 4 1
  3. C
    2 3 4 1
  4. D
    3 1 4 2
Question 44Single Answer
Given below are some food items :
A. Boiled and mashed potato
B. Boiled and charred rice
C. A slice of bread
D. Sugar solution
E. Coconut oil
Which of the above will give blue-black colour when tested with iodine solution ?
  1. A
    A, B and C
  2. B
    A, C and E
  3. C
    A and C
  4. D
    B and D
Question 45Single Answer
Vitamin containing etal atom is ?
  1. A
    Vitamin - C
  2. B
    Vitamin - B6
  3. C
    Vitamin - B12
  4. D
    Vitamin - A
Question 46Single Answer
Radhika's gums are often bleeding and her wounds were taking longer time to heal. Her diet taking longer time to heal. Her diet could be deficient in which vitamin ?
  1. A
    Vitamin - B1
  2. B
    Vitamin - C
  3. C
    Vitamin - D
  4. D
    Vitamin - A
Question 47Single Answer
Cellulose-rich food substances (i.e., roughages) are considered an essential component of a balanced diet of human beings. Which one of the following is the correct statement about cellulose ?
  1. A
    Human beings do not have cellulose - digesting enzymes
  2. B
    Cellulose is a type of carbohydrate, which gets absorbed in the human blood and gives energy
  3. C
    Cellulose breaks down easily into smaller components which are egested as roughages
  4. D
    The cellulose - digesting bacteria present in human beings convert cellulose into fibres
Question 48Single Answer
Match List - I with List - II.
          List - I                             List - II
      (Vitamins)                     (Chemical names)
A. Vitamin - A                        1. Tocopherol
B. Vitamin - B                        2. Retinol
C. Vitamin - D                        3. Thiamine
D. Vitamin - E                        4. Calciferol
Codes :
  1. A
    A B C D
    4 1 3 2
  2. B
    2 3 4 1
  3. C
    2 3 1 4
  4. D
    4 3 1 2
Question 49Single Answer
Which one of the following is used as preservative ?
  1. A
    Sodium Benzoate
  2. B
    Ammonium Sulphate
  3. C
    Sodium Chloride
  4. D
    Copper Sulphate
Question 50Single Answer
Which of the following nutrients are present in milk ?
  1. A
    Protein, Iron, Vitamin - D
  2. B
    Protein, Calcium, Vitamin - D
  3. C
    Protein, Vitamin - C, Vitamin - A
  4. D
    Carbohydrates, Vitamin - C, Iron
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