RRB Group D - General Science PYQ Quiz 263
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 263 — 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 potential difference across a copper wire is 5.0 V when a current of 0.5 A flows through it. The resistance of the wire is:
- A.2.5 Ω
- B.0.1 Ω
- C.5.0 Ω
- D.10.0 Ω
Show answer
Answer: D. 10.0 Ω
Q2.A current-carrying straight conductor is placed in a magnetic field. The conductor experiences the maximum force when the angle between the direction of the current in it and the direction of the magnetic field is:
- A.60°
- B.45°
- C.30°
- D.90°
Show answer
Answer: D. 90°
Q3.The resistance of a wire of length L and area of cross-section A is 1.0 Ω. The resistance of a wire of the same material, but of length 4L and of cross-section 2A will be:
- A.2.5 Ω
- B.0.8 Ω
- C.1.25 Ω
- D.0.4 Ω
Show answer
Answer: B. 0.8 Ω
Q4.An object is placed at a distance of 10 cm in front of a concave mirror. Its image is formed at a distance of 15 cm on the same side. The focal length of the mirror is:
- A.30 cm
- B.6 cm
- C.−6 cm
- D.−30 cm
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Answer: C. −6 cm
Q5.In an organic compound, a functional group determines:
- A.the nature of the carbon chain
- B.its chemical properties
- C.its molecular mass
- D.the length of carbon chain
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Answer: B. its chemical properties
Q6.In which of the following cases does a concave mirror form a real image? (i) Object placed between focus and pole (ii) Object placed at infinity (iii) Object placed at focus
- A.Both (ii) and (iii)
- B.(i), (ii) and (iii)
- C.Both (i) and (iii)
- D.Both (i) and (ii)
Show answer
Answer: A. Both (ii) and (iii)
Q7.Which of the following tissues are dead tissues even after being mature?
- A.Vessels and Xylem parenchyma
- B.Tracheids and Xylem Fibre
- C.Tracheids and Xylem parenchyma
- D.Tracheids and Vessels
Show answer
Answer: D. Tracheids and Vessels
Q8.Which of the following is an artificial ecosystem that is manmade?
- A.Crop field
- B.Pond
- C.Forest
- D.Lake
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Answer: A. Crop field
Q9.Hardness of water can be removed by using:
- A.common salt
- B.washing soda
- C.vinegar
- D.POP
Show answer
Answer: B. washing soda
Q10.Which medicine is used to treat ascariasis (roundworm infection in humans)?
- A.Stemic clean
- B.Lobendazole
- C.Wormivet
- D.Vermiclear
Show answer
Answer: C. Wormivet
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PYQ Mix 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.