RRB Group D Mock Test

Q1. If A / B means A is the father of B, A - B means A is the mother of B, and A + B means A is the sister of B. Then in A / B + C - D, how is D related to A?

Granddaughter Niece Daughter Sister

Q2. The search for extraterrestrial intelligence (SETI) employing radio telescopes to detect artificial signals is conceptually analogous to __________ in cryptography, where the analysis of encoded messages aims to decipher underlying information.

steganography frequency hopping pattern recognition public-key cryptography

Q3. If the Fibonacci sequence is F(0)=0, F(1)=1, F(2)=1, F(3)=2, ..., what is F(8)?

13 21 34 55

Q4. If a historical text is 90% accurate, and it has 100 statements, how many statements are accurate?

80 85 90 95

Q5. A dealer marks his goods at 40% above the cost price and then offers a discount of 20%. What is the profit percentage?

12% 15% 20% 24%

Q6. Stem cell factor (SCF), also known as c-Kit ligand, is a crucial growth factor for the development and survival of:

Hepatocytes Osteoblasts Hematopoietic stem cells Neurons

Q7. The proper divisors of 284 are 1, 2, 4, 71, 142. What is their sum?

220 284 290 300

Q8. Pointing to a man, a woman said, "His brother is the father of my only son." How is the woman related to the man?

Sister Brother's wife Aunt Daughter

Q9. L is the father of M. M is the sister of N. N is the daughter of O. O is the married to P. P is the son of Q. R is the brother of P. If L, M, N, O, P, Q, R are seated in a row with the paternal line from left to right, who is seated at the fourth position?

M N O P

Q10. The geopolitical landscape of the Middle East has been significantly shaped by the rivalry between which two major regional powers:

Turkey and Egypt Iran and Saudi Arabia Israel and Jordan Syria and Lebanon

Q11. Which part of the neuron contains the nucleus and organelles?

Axon Axon terminal Cell body (Soma) Dendrite

Q12. If a syllogism has a negative conclusion, it must have one negative premise. The fallacy of ______ occurs when a negative conclusion is drawn from two affirmative premises.

Illicit Major Undistributed Middle Illicit Minor Affirmative premises, negative conclusion

Q13. What is the symbol for a neutron?

e⁻ n⁰ p⁺ β

Q14. The Carriage of Dangerous Goods Regulations in India are primarily concerned with:

Manufacturing of chemicals Storage of chemicals Transportation of hazardous substances Disposal of chemical waste

Q15. If 'WHITE' is coded as '2389205', how is 'BLACK' coded?

21291113 21391113 22391113 22491113

Q16. What is the next number in the series: 2, 5, 8, 11, ...?

12 13 14 15

Q17. P's mother is Q. Q's sister is R. R's son is S. How is P related to S?

Cousin Brother Uncle Father

Q18. When faced with two mutually exclusive options, a disjunctive syllogism can be useful. If Premise 1 is 'The train is either on time or delayed' and Premise 2 is 'The train is not delayed', what is the conclusion?

The train is delayed The train is never on time The train is on time The train is sometimes on time

Q19. A goods train leaves a station at 8:00 AM and travels at 40 km/h. A passenger train leaves the same station at 10:00 AM and travels at 60 km/h. When will the passenger train catch the goods train?

2:00 PM 3:00 PM 4:00 PM 5:00 PM

Q20. In a given code, 'PAPER' is coded as 'OZOBQ', how is 'PENCIL' coded?

ODNBJG ODNBKH ODMCJG ODMCKH

Mock Test

Seamless prep with the tools you already use.

Elevate your prep today