RRB Group D - General Science PYQ Quiz 101
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 101 — 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 number is defined as the total number of present in the nucleus of an atom.
- A.only protons
- B.only neutrons
- C.neutrons and half of the protons
- D.protons and neutrons
Show answer
Answer: A. only protons
Q2.A concave lens produces an image one-third the size of the object. If the focal length is 12 cm, the object distance is:
- A.18 cm
- B.24 cm
- C.12 cm
- D.36 cm
Show answer
Answer: B. 24 cm
Q3.What is the need for sexual reproduction in plants?
- A.To produce identical clones
- B.To eliminate the need for pollination
- C.To increase genetic variation for better adaptation
- D.To avoid growing flowers
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Answer: C. To increase genetic variation for better adaptation
Q4.Which of the following gases is evolved when dilute hydrochloric acid reacts with sodium hydrogencarbonate?
- A.Nitrogen
- B.Oxygen
- C.Hydrogen
- D.Carbon dioxide
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Answer: D. Carbon dioxide
Q5.In the connective tissue, what is the relative position of the cells with respect to each other?
- A.Tightly packed
- B.One above the other
- C.Loosely packed
- D.Far away from each other
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Answer: D. Far away from each other
Q6.Which of the following represents an end product of anaerobic respiration in animals?
- A.Oxygen
- B.Glucose
- C.Lactic acid
- D.Carbon monoxide
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Answer: C. Lactic acid
Q7.If the thrust acting on a surface is constant but the area of contact decreases, the pressure:
- A.becomes zero
- B.remains the same
- C.decreases
- D.increases
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Answer: D. increases
Q8.A gun recoils backward when fired. The backward motion of the gun is due to:
- A.Friction between gun and person
- B.Reaction force of the bullet on the gun
- C.Air resistance
- D.Gravity acting on the gun
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Answer: B. Reaction force of the bullet on the gun
Q9.Which of the following compounds is unsaturated?
- A.Butane
- B.Methane
- C.Propene
- D.Propane
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Answer: C. Propene
Q10.Which of the following is a popular marine fish variety found in India?
- A.Pomfret
- B.Catla
- C.Mrigal
- D.Rohu
Show answer
Answer: A. Pomfret
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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.