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Latest DAV Schools PGT Home Science Exam Question (Objective Questions), MCQ in English

Subjects : Verbal & Non-Verbal Reasoning, Home Science

Question Bank DAV Schools PGT (Home Science) Exam - English
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Verbal & Non-Verbal Reasoning

Question 1Single Answer
How many such pairs of letters are there in the word โ€˜CLEANLINESSโ€™ each of the which has as many letters between them in the word as they have in the English alphabet, in the same sequence?
  1. A
    Two
  2. B
    Three
  3. C
    Five
  4. D
    Four
  5. E
    None of these
Question 2Single Answer
Team A has scored more goals than Team B
Team C has scored fewer goals than Team B
Team A has scored fewer goals than Team C .
If the first two statements are true, the third statement is
  1. A
    True
  2. B
    False
  3. C
    Uncertain
  4. D
    None
Question 3Single Answer
If it is possible to make only one meaningful word with the second, the third, the sixth and the eight letters of the word FRAGMENT using each only once, which of the following will be the third letter of that word ? If no such word can be formed, give โ€˜Xโ€™ as the answer and if more than one such word can be formed, give โ€˜Yโ€™ as the answer.
  1. A
    A
  2. B
    E
  3. C
    T
  4. D
    X
  5. E
    Y
Question 4Single Answer
How many such letters are there in the word ORIENTAL each of which is as far away from the beginning of the word as when they are arranged alphabetically?
  1. A
    Noneย ย ย ย ย ย ย ย ย ย ย ย 
  2. B
    Oneย ย ย ย ย ย ย ย ย 
  3. C
    Twoย ย ย ย ย ย ย 
  4. D
    Threeย ย ย ย ย ย ย ย 
  5. E
    More than three
Question 5Single Answer
How many such pairs of letters in the word CREDIT each of which has as many letters between them in the word as in the English alphabet?
  1. A
    None
  2. B
    One
  3. C
    Two
  4. D
    Three
  5. E
    More than three
Question 6Single Answer
How many meaningful words can be made from the letters โ€˜LMEAโ€™ using each letter only once in each word?
  1. A
    None
  2. B
    One
  3. C
    Two
  4. D
    Three
  5. E
    More than three
Question 7Single Answer
If it is possible to make only one meaningful word with the first, the second, the seventh and the eighth letters of the word TEMPORAL, which of the following will be the first letter of that word? If more than one such word can be made, give โ€˜Yโ€™ as the answer and if no such word can be made, give โ€˜Xโ€™ as the answer.
  1. A
    T
  2. B
    L
  3. C
    E
  4. D
    Y
  5. E
    X
Question 8Single Answer
What is the next number in the series: 2, 4, 6, 8, ?
  1. A
    9
  2. B
    11
  3. C
    10
  4. D
    12
Question 9Single Answer
What comes next in the series: A, B, C, D, ?
  1. A
    F
  2. B
    E
  3. C
    G
  4. D
    H
Question 10Single Answer
What is the missing number in the series: 1, 4, 9, 16, ?
  1. A
    20
  2. B
    36
  3. C
    30
  4. D
    25
Question 11Single Answer
What follows in the series: 3, 6, 9, 12, ?
  1. A
    13
  2. B
    15
  3. C
    14
  4. D
    16
Question 12Single Answer
What is the next term in the series: J, F, M, A, ?
  1. A
    M
  2. B
    J
  3. C
    S
  4. D
    O
Question 13Single Answer
What comes next: 5, 10, 15, 20, ?
  1. A
    25
  2. B
    30
  3. C
    35
  4. D
    40
Question 14Single Answer
What is the missing letter: A, C, E, G, ?
  1. A
    H
  2. B
    J
  3. C
    I
  4. D
    K
Question 15Single Answer
What follows: 1, 8, 27, 64, ?
  1. A
    81
  2. B
    100
  3. C
    125
  4. D
    144

Home Science

Question 16Single Answer
Which component of food is primarily responsible for providing energy?
  1. A
    Vitamins
  2. B
    Carbohydrates
  3. C
    Minerals
  4. D
    Water
Question 17Single Answer
The browning of bread during baking is mainly due to:
  1. A
    Fermentation
  2. B
    Gelatinization
  3. C
    Maillard reaction
  4. D
    Emulsification
Question 18Single Answer
Gelatinization is associated mainly with:
  1. A
    Starch
  2. B
    Proteins
  3. C
    Fats
  4. D
    Vitamins
Question 19Single Answer
The temperature at which a fat begins to produce visible smoke is called its:
  1. A
    Melting point
  2. B
    Flash point
  3. C
    Boiling point
  4. D
    Smoke point
Question 20Single Answer
Which protein is mainly responsible for the elasticity of wheat dough?
  1. A
    Casein
  2. B
    Collagen
  3. C
    Albumin
  4. D
    Gluten
Question 21Single Answer
An emulsion is a mixture of:
  1. A
    Two immiscible liquids
  2. B
    Two gases
  3. C
    A solid and a gas
  4. D
    Two solids
Question 22Single Answer
Mayonnaise is an example of:
  1. A
    Foam
  2. B
    Gel
  3. C
    Water-in-oil emulsion
  4. D
    Oil-in-water emulsion
Question 23Single Answer
Which substance acts as an emulsifier in egg yolk?
  1. A
    Cellulose
  2. B
    Lecithin
  3. C
    Lactose
  4. D
    Gluten
Question 24Single Answer
Denaturation primarily affects the structure of:
  1. A
    Carbohydrates
  2. B
    Minerals
  3. C
    Proteins
  4. D
    Water
Question 25Single Answer
The process by which starch absorbs water and swells on heating is called:
  1. A
    Coagulation
  2. B
    Gelatinization
  3. C
    Fermentation
  4. D
    Caramelization
Question 26Single Answer
Caramelization occurs when:
  1. A
    Sugar is heated
  2. B
    Protein is heated
  3. C
    Fat is frozen
  4. D
    Starch is fermented
Question 27Single Answer
Which enzyme causes browning in cut apples?
  1. A
    Amylase
  2. B
    Polyphenol oxidase
  3. C
    Pepsin
  4. D
    Lipase
Question 28Single Answer
Enzymatic browning can be reduced by applying:
  1. A
    Baking soda
  2. B
    Lemon juice
  3. C
    Salt alone
  4. D
    Oil only
Question 29Single Answer
The main purpose of blanching vegetables before freezing is to:
  1. A
    Increase sweetness
  2. B
    Inactivate enzymes
  3. C
    Increase moisture
  4. D
    Add colour
Question 30Single Answer
Pasteurization is mainly used to:
  1. A
    Destroy pathogenic microorganisms
  2. B
    Remove all water
  3. C
    Increase fat content
  4. D
    Freeze food
Question 31Single Answer
Sterilization differs from pasteurization because sterilization:
  1. A
    Uses no heat
  2. B
    Is only used for vegetables
  3. C
    Destroys more microorganisms and spores
  4. D
    Decreases acidity
Question 32Single Answer
Which microorganism is commonly used in bread making?
  1. A
    Lactobacillus
  2. B
    Penicillium
  3. C
    Rhizopus
  4. D
    Saccharomyces cerevisiae
Question 33Single Answer
Fermentation in bread dough mainly produces:
  1. A
    Oxygen
  2. B
    Hydrogen
  3. C
    Nitrogen
  4. D
    Carbon dioxide
Question 34Single Answer
Curd formation is primarily associated with:
  1. A
    Acetic acid bacteria
  2. B
    Viruses
  3. C
    Moulds only
  4. D
    Lactic acid bacteria
Question 35Single Answer
Which microorganism is commonly associated with yoghurt production?
  1. A
    Lactobacillus bulgaricus
  2. B
    Salmonella typhi
  3. C
    Clostridium botulinum
  4. D
    Escherichia coli
Question 36Single Answer
Food spoilage at high moisture levels occurs faster mainly because:
  1. A
    Water prevents oxidation
  2. B
    Water destroys microorganisms
  3. C
    Water decreases enzyme activity
  4. D
    Water supports microbial growth
Question 37Single Answer
Water activity in food is generally represented by:
  1. A
    aw
  2. B
    pH
  3. C
    RH
  4. D
    TSS
Question 38Single Answer
Foods with lower water activity generally have:
  1. A
    Shorter shelf life
  2. B
    More microbial activity
  3. C
    Longer shelf life
  4. D
    Greater enzyme activity
Question 39Single Answer
Dehydration preserves food mainly by:
  1. A
    Decreasing available water
  2. B
    Increasing water activity
  3. C
    Increasing oxygen
  4. D
    Increasing pH
Question 40Single Answer
Which method preserves food by lowering temperature below its freezing point?
  1. A
    Freezing
  2. B
    Drying
  3. C
    Fermentation
  4. D
    Pickling
Question 41Single Answer
Freezer burn occurs mainly because of:
  1. A
    Fermentation
  2. B
    Excess sugar
  3. C
    Protein synthesis
  4. D
    Surface dehydration
Question 42Single Answer
Which substance is commonly used as a chemical preservative in acidic foods?
  1. A
    Calcium carbonate
  2. B
    Sodium chloride only
  3. C
    Sodium benzoate
  4. D
    Sodium bicarbonate
Question 43Single Answer
Potassium metabisulphite is commonly abbreviated as:
  1. A
    KPS
  2. B
    PMS
  3. C
    SMS
  4. D
    KMS
Question 44Single Answer
Pickling preserves food mainly through the use of:
  1. A
    High water activity
  2. B
    Oxygen
  3. C
    Acid, salt or oil
  4. D
    Enzymes
Question 45Single Answer
Jam is preserved mainly by a high concentration of:
  1. A
    Sugar
  2. B
    Protein
  3. C
    Iron
  4. D
    Water
Question 46Single Answer
The setting of jam depends strongly on:
  1. A
    Gluten
  2. B
    Pectin
  3. C
    Casein
  4. D
    Albumin
Question 47Single Answer
Which fruit component is essential for jelly formation?
  1. A
    Cellulose
  2. B
    Starch
  3. C
    Pectin
  4. D
    Fat
Question 48Single Answer
The acidity of food is measured by:
  1. A
    Density
  2. B
    pH
  3. C
    Viscosity
  4. D
    Specific gravity
Question 49Single Answer
A pH below 7 indicates:
  1. A
    Acidity
  2. B
    Alkalinity
  3. C
    Neutrality
  4. D
    Salinity
Question 50Single Answer
A pH of 7 is considered:
  1. A
    Acidic
  2. B
    Neutral
  3. C
    Strongly alkaline
  4. D
    Strongly acidic
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