RRB Group D - General Science PYQ Quiz 303
10 PYQ questions from RRB Group D - General Science
About This Quiz
This is one set from a larger bank. See all RRB Group D General Science previous year questions.
RRB Group D - General Science PYQ Quiz 303 — Questions with Solutions
All 10 questions from this quiz with the correct answer and explanation. Attempt them yourself first, then open each solution to check your reasoning.
Q1.The atomic mass of Aluminum is 27. The number of molecules present in 54 g of Aluminum will be:
- A.2
- B.3
- C.1
- D.4
Show answer
Answer: A. 2
Q2.Which of the following statements are true/false about the speed of sound in different mediums at 25°C. A. In water (sea), the speed of sound is 1531 m/s. B. In ethanol, the speed of sound is 1200 m/s.
- A.Only A is correct.
- B.Neither A nor B is correct.
- C.Only B is correct.
- D.Both A and B are correct.
Show answer
Answer: A. Only A is correct.
Q3.If the value of a fuse is 8A, then:
- A.Fuse will start working only when the current is more than 8A.
- B.The fuse will have a magnetic induction of more than 8.
- C.The fuse will melt if the current exceeds 8A.
- D.Fuse will work only when current is exactly 8A.
Show answer
Answer: C. The fuse will melt if the current exceeds 8A.
Q4.What is the maximum number of electrons that can be accommodated in the K shell of an atom?
- A.8
- B.18
- C.2
- D.6
Show answer
Answer: C. 2
Q5.Which of the following is not a transverse wave?
- A.Light wave
- B.Radio wave
- C.Electromagnetic wave
- D.Sound wave
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Answer: D. Sound wave
Q6.In saturated hydrocarbons:
- A.There is a triple bond between two carbon atoms.
- B.There is a double bond between two carbon atoms.
- C.There is a single bond between the carbon atoms.
- D.There is an ionic bond between two carbon atoms.
Show answer
Answer: C. There is a single bond between the carbon atoms.
Q7.Alleles are:
- A.Alternative forms of enzymes
- B.Gene variant
- C.Alternate form of chromosome
- D.Form of imperfect predominance
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Answer: B. Gene variant
Q8.An electric current of 0.75 A flows through a filament of an electric bulb for 5 minutes. Find the amount of electric charge flowing through the electric current.
- A.225 C
- B.240 C
- C.50 C
- D.200 C
Show answer
Answer: A. 225 C
Q9.Under which group of plants do the plants with the most simple central structure come?
- A.Pteridophytes
- B.Thallophytes
- C.Bryophytes
- D.Gymnosperms
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Answer: B. Thallophytes
Q10.How is energy transformed while cycling?
- A.Potential energy is converted into muscular energy.
- B.Chemical energy is converted into muscular energy and then into kinetic energy.
- C.Chemical energy is converted into mechanical energy.
- D.Mechanical energy is converted into kinetic energy.
Show answer
Answer: B. Chemical energy is converted into muscular energy and then into kinetic energy.
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Which government exams does this quiz prepare me for?
General Science questions appear regularly in SSC CGL, CHSL, MTS, GD; IBPS PO, Clerk; SBI PO, Clerk; RRB NTPC, Group D; UPSC prelims and most State PSC exams. The specific weightage varies by exam — check the exam pattern on the corresponding AajExam exam page for details.