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Objective Questions

Latest RRB Laboratory Assistant Grade II Exam Question (Objective Questions), MCQ in English

Subjects : General Awareness, General Arithmetic, General Intelligence and Reasoning, General Science, Laboratory Assistant Grade II

Question Bank RRB Laboratory Assistant (Grade II) Exam - English
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General Awareness

Question 1Single Answer
Yojna a weekly journal
  1. A
    Ministry of Finance        
  2. B
    Ministry of Information and Broadcastin
  3. C
    Ministry of Rural Development
  4. D
    Planning Commission
Question 2Single Answer
Kurukshetra a journal on rural development is published by
  1. A
    Ministry of Finance 
  2. B
    Ministry of Information and Broadcastin
  3. C
    Ministry of Rural Development
  4. D
    Planning Commission
Question 3Single Answer
Which is the national game of Bhutan ?
  1. A
    badminton
  2. B
    basketball
  3. C
    football
  4. D
    archery
Question 4Single Answer
When was the Constituent Assembly of India formed?
  1. A
    1946
  2. B
    1947
  3. C
    1948
  4. D
    1950
Question 5Single Answer
Who is known as the "Father of the Indian Renaissance" ?
  1. A
    Raja Ram Mohan Roy
  2. B
    Swami Vivekananda
  3. C
    Rabindranath Tagore
  4. D
    Mahatma Gandhi
Question 6Single Answer
What is the lithosphere composed of ?
  1. A
    Water and gases
  2. B
    Rocks and minerals
  3. C
    Living organisms
  4. D
    Air and gases
Question 7Single Answer
Who is known as the "Missile Man of India"?
  1. A
    Dr. Homi J. Bhabha
  2. B
    Dr. Vikram Sarabhai
  3. C
    Dr. APJ Abdul Kalam
  4. D
    Dr. Satish Dhawan
Question 8Single Answer
Which is the longest river in India?
  1. A
    Yamuna
  2. B
    Ganges
  3. C
    Brahmaputra
  4. D
    Godavari
Question 9Single Answer
Which day is observed on 1 October every year as declared by the United Nations?
  1. A
    World Teachers’ Day
  2. B
    International Day of Non-Violence
  3. C
    World Food Day
  4. D
    International Day of Older Persons
Question 10Single Answer
The Union Public Service Commission (UPSC) completed 100 years of its establishment on which date in 2026?
  1. A
    26 January 2026
  2. B
    1 October 2026
  3. C
    15 August 2026
  4. D
    26 November 2026

General Arithmetic, General Intelligence and Reasoning

Question 11Single Answer
How many such pairs of letters are there in the word ‘CLEANLINESS’ 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 12Single 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 13Single Answer
Passage :
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z .
Which letter in this alphabet is the eighth letter to the right of the letter and which is tenth letter to the left of the last but one letter of the alphabet ?
  1. A
    X
  2. B
    W
  3. C
    I
  4. D
    H
Question 14Single Answer
Passage :
Direction : The following question is based on the five words given below:
AND FOR THE BIG SUM (The new words formed after performing the mentioned operations may or may not necessarily the meaningful English words.)
If the third alphabet of each of the words is changed to the next alphabet in the English alphabetical series, which of the following will form a meaningful English word?
  1. A
    SUM
  2. B
    BIG
  3. C
    Both BIG and THE
  4. D
    FOR
  5. E
    Both FOR and BIG
Question 15Single Answer
Passage :
Direction : The following question is based on the five words given below:
AND FOR THE BIG SUM (The new words formed after performing the mentioned operations may or may not necessarily the meaningful English words.)
If the given words are arranged in the order as they would appear in a dictionary from left to right, which of the following will be second from the right ?
  1. A
    AND
  2. B
    FOR
  3. C
    THE
  4. D
    BIG
  5. E
    SUM
Question 16Single 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 17Single Answer
Which of the following numbers is irrational ?
  1. A
    √49
  2. B
    0.125
  3. C
    √2
  4. D
    22/7
Question 18Single Answer
356 x 936 – 356 x 836 = ?
  1. A
    35600  
  2. B
    34500
  3. C
    9630
  4. D
    93600
Question 19Single 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 20Single Answer
What is (3^{4} times 9^{2}) ?
  1. A
    36
  2. B
    38
  3. C
    310
  4. D
    96
     

General Science

Question 21Single 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 22Single Answer
Electron volt is a unit of
  1. A
    potential difference
  2. B
    charge
  3. C
    energy
  4. D
    capacity
Question 23Single Answer
Dimensions of impulse are
  1. A
    [MLT –1]
  2. B
    [MLT²]
  3. C
    [MT–2]
  4. D
    [ML–1T–3]
Question 24Single Answer
Which of the following is not a synthetic fibre:
  1. A
    Anygora
  2. B
    Rayon
  3. C
    Nylon
  4. D
    Polyster
Question 25Single 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 26Single 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 27Single Answer
Which of the following contain enzymes for cellular respiration ?
  1. A
    Dictyosomes
  2. B
    Endoplasmic reticulum
  3. C
    lysosomes
  4. D
    Mitochondria
Question 28Single 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 29Single 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 30Single 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

Laboratory Assistant Grade II

Question 31Single Answer
Which of the following defines Anatomy?
  1. A
    Study of the functions of the human body
  2. B
    Study of the structure of the human body
  3. C
    Study of diseases
  4. D
    Study of human genetics
Question 32Single Answer
What is the primary scope of Anatomy?
  1. A
    Investigating biochemical processes
  2. B
    Understanding the structure of organs and tissues
  3. C
    Treating diseases
  4. D
    Studying psychological disorders
Question 33Single Answer
Why is Anatomy important for Medical Laboratory Technology?
  1. A
    It aids in the study of cells
  2. B
    It helps understand the structural organization of tissues and organs, which is crucial for laboratory tests
  3. C
    It focuses on diagnosing diseases
  4. D
    It helps in creating medical software
Question 34Single Answer
Which bone is known as the longest bone in the human body?
  1. A
    Femur
  2. B
    Tibia
  3. C
    Humerus
  4. D
    Radius
Question 35Single Answer
How many bones are present in the adult human body?
  1. A
    206
  2. B
    208
  3. C
    210
  4. D
    212
Question 36Single Answer
What is the primary function of the skeletal system?
  1. A
    Movement
  2. B
    Protection of internal organs
  3. C
    Both a and b
  4. D
    Blood production
Question 37Single Answer
Which muscle is involved in breathing?
  1. A
    Diaphragm
  2. B
    Biceps
  3. C
    Triceps
  4. D
    Gluteus maximus
Question 38Single Answer
The central nervous system consists of which two organs?
  1. A
    Brain and spinal cord
  2. B
    Brain and heart
  3. C
    Spinal cord and lungs
  4. D
    Brain and kidneys
Question 39Single Answer
Which type of neuron transmits signals from the body to the central nervous system?
  1. A
    Motor neuron
  2. B
    Sensory neuron
  3. C
    Interneuron
  4. D
    All of the above
Question 40Single Answer
What is the main function of the autonomic nervous system?
  1. A
    Control voluntary movements
  2. B
    Control involuntary actions like heart rate and digestion
  3. C
    Transmit sensory signals to the brain
  4. D
    Coordinate reflex actions
Question 41Single Answer
What is the main function of the cardiovascular system?
  1. A
    Transport oxygen and nutrients
  2. B
    Control body temperature
  3. C
    Provide immunity
  4. D
    Produce red blood cells
Question 42Single Answer
Which blood vessel carries oxygenated blood from the heart to the body?
  1. A
    Pulmonary artery
  2. B
    Aorta
  3. C
    Pulmonary vein
  4. D
    Superior vena cava
Question 43Single Answer
Which of the following is a component of the human cardiovascular system?
  1. A
    Arteries
  2. B
    Veins
  3. C
    Capillaries
  4. D
    All of the above
Question 44Single Answer
What is the primary function of the respiratory system?
  1. A
    To deliver oxygen to the bloodstream and remove carbon dioxide
  2. B
    To produce hormones
  3. C
    To filter toxins from the body
  4. D
    To regulate body temperature
Question 45Single Answer
Which structure is responsible for gas exchange in the lungs?
  1. A
    Bronchi
  2. B
    Alveoli
  3. C
    Trachea
  4. D
    Larynx
Question 46Single Answer
Which part of the brain regulates breathing?
  1. A
    Cerebellum
  2. B
    Medulla oblongata
  3. C
    Hippocampus
  4. D
    Thalamus
Question 47Single Answer
Which organ is primarily responsible for nutrient absorption?
  1. A
    Stomach
  2. B
    Large intestine
  3. C
    Small intestine
  4. D
    Pancreas
Question 48Single Answer
What enzyme is secreted in the stomach to aid digestion?
  1. A
    Pepsin
  2. B
    Amylase
  3. C
    Insulin
  4. D
    Lipase
Question 49Single Answer
The liver produces which substance important for digestion?
  1. A
    Bile
  2. B
    Gastric juices
  3. C
    Pancreatic juices
  4. D
    Saliva
Question 50Single Answer
Which type of tissue supports and binds other tissues?
  1. A
    Epithelial tissue
  2. B
    Muscle tissue
  3. C
    Connective tissue
  4. D
    Nervous tissue
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