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Objective Questions

Latest JSSC IRB Police Constable Exam Question (Objective Questions), MCQ in English

Subjects : General Maths, General Science, Jharkhand General Knowledge, General Studies

Question Bank JSSC IRB Police Constable Paper-I Exam - English
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General Maths

Question 1Single Answer
The cash difference between the selling prices of an article at a profit of 4% and 6% is Rs. 3. The ratio of the two selling prices is:__________ ?
  1. A
    51:52
  2. B
    52:53
  3. C
    51:53
  4. D
    52:55
Question 2Single Answer
Which of the following numbers is irrational ?
  1. A
    √49
  2. B
    0.125
  3. C
    √2
  4. D
    22/7
Question 3Single Answer
356 x 936 – 356 x 836 = ?
  1. A
    35600  
  2. B
    34500
  3. C
    9630
  4. D
    93600
Question 4Single Answer
Arrange in descending order: 5/8, 7/10, 3/4
  1. A
    3/4 > 7/10 > 5/8
  2. B
    7/10 > 3/4 > 5/8
  3. C
    3/4 > 5/8 > 7/10
  4. D
    5/8 > 7/10 > 3/4
Question 5Single Answer
What is (3^{4} times 9^{2}) ?
  1. A
    36
  2. B
    38
  3. C
    310
  4. D
    96
     
Question 6Single Answer
If 34X-2 = 729, then find the value of X.
  1. A
    4     
  2. B
    3
  3. C
    2 
  4. D
    5
Question 7Single Answer
Convert 0.6 into fraction ?
  1. A
    3/5
  2. B
    2/3
  3. C
    4/5
Question 8Single Answer
The no. plate of a bus had peculiarity. The bus number was a perfect square. It was also a perfect square when the plate numbers were reversed. The bus company had only five hundred buses numbered from 1 to 500. What was the number ?
  1. A
    169  
  2. B
    36
  3. C
    196 
  4. D
    Can not say
Question 9Single Answer
If a and b are positive integers, such that ab = 125, then (a-b)a+b-4 = ?
  1. A
    16   
  2. B
    25
  3. C
    28  
  4. D
    30
Question 10Single Answer
If x*y = x2 + y2 – xy, then value of 9*11 is
  1. A
    93     
  2. B
    103
  3. C
    60.5
  4. D
    121

General Science

Question 11Single 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 12Single Answer
Electron volt is a unit of
  1. A
    potential difference
  2. B
    charge
  3. C
    energy
  4. D
    capacity
Question 13Single Answer
Dimensions of impulse are
  1. A
    [MLT –1]
  2. B
    [MLT²]
  3. C
    [MT–2]
  4. D
    [ML–1T–3]
Question 14Single Answer
Potential is measured in
  1. A
    joule/coulomb
  2. B
    watt/coulomb
  3. C
    newton–second
  4. D
    None of these
Question 15Single Answer
One Nanometer is equal to
  1. A
    10–9m
  2. B
    10–6m
  3. C
    10–10m
  4. D
    10–3m
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
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
The grain size (USDA) of silt in soil ranges between :
  1. A
    0.2 mm to 0.5 mm
  2. B
    0.5 mm to 0.1 mm
  3. C
    0.1 mm to 0.05 mm
  4. D
    0.05 mm to 0.002 mm
Question 27Single Answer
What will be BOD, for a wastewater sample when 21 ml of sample is diluted to 300 ml in BOD bottle to determine dissolved oxygen .
[Given: Initial DO, = 10 mg/l; Five days later DO5 = 5 mg/l]
  1. A
    ~ 5 mg/l
  2. B
    ~ 25 mg/l
  3. C
    ~ 71.4 mg/l
  4. D
    ~75 mg/l
Question 28Single Answer
What will be the concentration of 40 ppb SO₂ in µg/m³ unit at 25°C ?
  1. A
    ~ 0.04 µg/m³
  2. B
    ~ 1047 µg/m³
  3. C
    ~ 104.7 µg/m³
  4. D
    ~ 10.47 µg/m³
Question 29Single Answer
National Ambient air quality standards typically include following components :
  1. A
    Maximum and Minimum pollutant levels, adjustment for co - pollutants
  2. B
    Abetment strategies, non - attainment penalties
  3. C
    Ambient temperature, size distribution and relative humidity
  4. D
    Indicator (Chemical/Chemical class), Averaging time, Pollutant form and level
Question 30Single Answer
Primary air pollutants differ from secondary air pollutants as they :
  1. A
    are present in levels that can be weighed on filter paper
  2. B
    are directly emitted from identified sources
  3. C
    have undergone chemical transformation in air after release from identified sources
  4. D
    are designated as hazardous air pollutants

Jharkhand General Knowledge

Question 31Single Answer
Where did Chuar revolt happen in Jharkhand ?
  1. A
    Maanbhum
  2. B
    Tamar
  3. C
    Dhalbhum
  4. D
    Santhal Pargana
Question 32Single Answer
Which of the following trees is also known as the 'king of deciduous forest' ?
  1. A
    semal
  2. B
    rosewood
  3. C
    sal
  4. D
    gular
Question 33Single Answer
Which was the first tribal rebellion in Jharkhand against the British ?
  1. A
     Chero
  2. B
     Bhumij
  3. C
     Kharwar
  4. D
     Dhal
Question 34Single Answer
What was the name of the Anglo Indian member who was nominated by the governer of Jharkhand to the state legislative assembly (2014) ?
  1. A
     Michael Lobo
  2. B
     Joseph Galstaun
  3. C
     David Cooper
  4. D
     Sam Martin
Question 35Single Answer
Which of the following queens extended her support in the pahariya revolt ?
  1. A
     queen of Sitapur
  2. B
     queen of Rampur
  3. C
     queen of Singhbhum
  4. D
     queen of Maheshpur
Question 36Single Answer
What was the percentage of farm labours in Jharkhand during 2017- 18 ?
  1. A
     65,40
  2. B
     66.85
  3. C
     68.70
  4. D
     69.42
Question 37Single Answer
Bhukhan Singh, the leader of chero revolt was hanged in which year ?
  1. A
    1802
  2. B
     1805
  3. C
     1808
  4. D
    1810
Question 38Single Answer
When did Malik Bayan (Ibrahim Ali, according to santhali sources), the army general of Muhammad- Bin-Tughlaq attack the Hazaribagh region ?
  1. A
    1325
  2. B
     1340
  3. C
    1352
  4. D
     1365
Question 39Single Answer
After the auction of Palamu region by the British, which king was assigned the responsibility to rule over it ?
  1. A
    Medini Rai
  2. B
    Jaswant Singh
  3. C
    Ghanshyam Singh
  4. D
     Ramavatar Singh
Question 40Single Answer
Which ruler of Delhi annexed Satgaon of Hazaribagh and made it the capital of the region ?
  1. A
     Feroz Shah Tughlaq
  2. B
     Muhammad Bin Tughlaq
  3. C
     Jahangir
  4. D
     Shah Muhammad Tughlaq
Question 41Single Answer
Which of the following tribes revolted against the British company and the king of Bhardev, Raja Ghanshyam Singh in 1817 ?
  1. A
     Mahali
  2. B
     Chero
  3. C
     Asur
  4. D
    Gond
Question 42Single Answer
In which year the people of 'Ho' tribe launch a massive revolt ?
  1. A
     1820-21
  2. B
    1825-26
  3. C
    1830-31
  4. D
     1834-35
Question 43Single Answer
In 2016, what was the percentage of people who followed Christianity in Jharkhand ?
  1. A
    10.41
  2. B
     9.41
  3. C
     8.52
  4. D
     7.86
Question 44Single Answer
In which region 'Ho'revolt happen occured ?
  1. A
    Singhbhum
  2. B
     Tamar
  3. C
    Santhal Pargana
  4. D
     Hazaribagh
Question 45Single Answer
During the Quit India Movement in 1942, Jai Prakash Narayan along with his five companions successfully managed to escape from which of the following jails ?
  1. A
    Ranchi
  2. B
    Hotwar
  3. C
     Patna
  4. D
    Hazaribagh
Question 46Single Answer
During the Quit India Movement in 1942, Saraswati Devi of Hazaribagh was imprisoned in which of the following jails ?
  1. A
     Boakro
  2. B
    Deoghar
  3. C
     Bhagalpur
  4. D
    Patna
Question 47Single Answer
In which year did Maanbhum Jhanda Satyagrah occured ?
  1. A
     1942
  2. B
     1943
  3. C
    1944
  4. D
    1945
Question 48Single Answer
Which of the following temples is known as the Madan Mohan temple ?
  1. A
     Boreiya temple
  2. B
     Pahari temple
  3. C
    Shraddha temple
  4. D
     Devtar temple
Question 49Single Answer
Who was the founder ofChota Nagpur progressive society in 1915 ?
  1. A
    Kartik Oraon
  2. B
    Ramdayal Munda
  3. C
    Joel Lakra
  4. D
    Jaipal Singh Munda
Question 50Single Answer
In Kanwar tribe what is the bride value known as ?
  1. A
    Sukdaam
  2. B
     Pon
  3. C
    Jhawar
  4. D
     Katiya
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