RRB Group D MCQs Practice Set-4; Attempt Now and Check Your Preparation

RRB Group D MCQs Practice Set-4: This RRB Group D Practice Set 4 contains 20 carefully curated questions to enhance your preparation for the RRB Group D exam. These questions focus on a variety of topics, including General Awareness, Mathematics, Science, and Reasoning. The answers are provided at the end for self-assessment.

RRB Group D MCQs Practice Set-4 Questions

1. What is the smallest prime number?
   a) 1
   b) 2
   c) 3
   d) 5
2. Who was the first Indian to receive a Nobel Prize?
   a) Mahatma Gandhi
   b) Rabindranath Tagore
   c) C.V. Raman
   d) Mother Teresa
3. What is the capital of Kerala?
   a) Kochi
   b) Thiruvananthapuram
   c) Kozhikode
   d) Kannur
4. The speed of sound is maximum in which medium?
   a) Air
   b) Water
   c) Steel
   d) Vacuum
5. Simplify: 52−32+425^2 – 3^2 + 4^252−32+42.
   a) 40
   b) 50
   c) 60
   d) 70
6. Which state in India is known as the “Land of Five Rivers”?
   a) Punjab
   b) Haryana
   c) Uttar Pradesh
   d) Rajasthan
7. Who invented the telephone?
   a) Alexander Graham Bell
   b) Thomas Edison
   c) Nikola Tesla
   d) Michael Faraday
8. What is the square root of 784?
   a) 26
   b) 27
   c) 28
   d) 29
9. Which is the longest bone in the human body?
   a) Femur
   b) Tibia
   c) Radius
   d) Humerus
10. Which festival is celebrated in Assam with boat races and traditional songs?
    a) Bihu
    b) Durga Puja
    c) Hornbill Festival
    d) Onam
11. If the sum of three consecutive integers is 27, what is the smallest integer?
    a) 8
    b) 9
    c) 10
    d) 11
12. What is the largest two-digit prime number?
    a) 97
    b) 89
    c) 83
    d) 79
13. The formula F=maF = maF=ma represents which law of motion?
    a) Newton’s First Law
    b) Newton’s Second Law
    c) Newton’s Third Law
    d) Law of Gravitation
14. Who is known as the “Iron Man of India”?
    a) Bhagat Singh
    b) Sardar Vallabhbhai Patel
    c) Subhas Chandra Bose
    d) Jawaharlal Nehru
15. Which organ is responsible for filtering blood in the human body?
    a) Liver
    b) Kidneys
    c) Lungs
    d) Heart
16. If a shopkeeper buys an item for ₹400 and sells it for ₹480, what is the profit percentage?
    a) 15%
    b) 18%
    c) 20%
    d) 22%
17. What is the atomic number of Carbon?
    a) 6
    b) 8
    c) 12
    d) 14
18. Which river is also known as the “Dakshin Ganga”?
    a) Krishna
    b) Godavari
    c) Kaveri
    d) Mahanadi
19. What is the unit of power in the SI system?
    a) Joule
    b) Watt
    c) Newton
    d) Volt
20. Who wrote the book “Discovery of India”?
    a) B.R. Ambedkar
    b) Mahatma Gandhi
    c) Jawaharlal Nehru
    d) Subhas Chandra Bose

RRB Group D MCQs Practice Set-4 Answers

1. b) 2
2. b) Rabindranath Tagore
3. b) Thiruvananthapuram
4. c) Steel
5. c) 60
6. a) Punjab
7. a) Alexander Graham Bell
8. c) 28
9. a) Femur
10. a) Bihu
11. b) 9
12. a) 97
13. b) Newton’s Second Law
14. b) Sardar Vallabhbhai Patel
15. b) Kidneys
16. c) 20%
17. a) 6
18. b) Godavari
19. b) Watt
20. c) Jawaharlal Nehru