RRB Group D - General Science PYQ Quiz 277
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 277 — 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.What is the total number of shells involved in the electronic configuration of carbon?
- A.Three
- B.Four
- C.Two
- D.One
Show answer
Answer: C. Two
Q2.Arrange the following steps of water purification in the correct sequence in which they occur in a water treatment plant.
- A.Filtration, sedimentation, sludge re-absorption, removal
- B.Sedimentation, filtration, sludge re-absorption, removal
- C.Sludge re-absorption, sedimentation, filtration, removal
- D.Sedimentation, sludge re-absorption, filtration, removal
Show answer
Answer: A. Filtration, sedimentation, sludge re-absorption, removal
Q3.Consider the below statements and identify the correct answer. Statement-I: Anhydrous sodium carbonate is used in soda-acid fire extinguisher. Statement-II: Anhydrous sodium carbonate is dissolved in water and recrystallized to get washing soda crystals containing 10 molecules of water of crystallization.
- A.Both the statements are true.
- B.Statement-II is true, and Statement-I is false.
- C.Both the statements are false.
- D.Statement-I is true, and Statement-II is false.
Show answer
Answer: B. Statement-II is true, and Statement-I is false.
Q4.During adolescence, several changes occur in the human body. Which of the following changes is associated with sexual maturation only in girls?
- A.Growth of mammary glands
- B.Growth of hair on different parts of the body
- C.Conscious of their looks
- D.Oily skin with pimples
Show answer
Answer: A. Growth of mammary glands
Q5.The presence of which bacteria is an indicator of water pollution?
- A.Mycobacterium tuberculosis
- B.E. coli Coliform
- C.Salmonella typhi
- D.Vibrio cholerae
Show answer
Answer: B. E. coli Coliform
Q6.Which of the following is NOT an example of asexual reproduction?
- A.Grafting
- B.Fragmentation
- C.Binary Fission
- D.Budding
Show answer
Answer: A. Grafting
Q7.Which of the following elements has the maximum number of atoms in their molecular form?
- A.P
- B.Ne
- C.S
- D.Ar
Show answer
Answer: C. S
Q8.The distance between the focus and the centre of curvature of a spherical mirror in terms of the radius of curvature R, is equal to:
- A.2R
- B.R/2
- C.R/4
- D.R
Show answer
Answer: B. R/2
Q9.In which organism sex is not determined genetically?
- A.Sparrow
- B.Butterfly
- C.Snail
- D.Moth
Show answer
Answer: C. Snail
Q10.Two wires A and B are made of same material and have the same length but different cross-sectional areas. If the resistance of wire A is 16 times the resistance of wire B, the ratio of the cross-sectional area of wire A to that of wire B is:
- A.1 : 4
- B.1 : 16
- C.4 : 1
- D.16 : 1
Show answer
Answer: B. 1 : 16
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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.