Top-25 RRB Group-D General Science Questions PDF:
Download Top 25 RRB Group-D General Science Questions and Answers PDF. RRB Group-D General Science questions based on asked questions in previous exam papers very important for the Railway Group-D exam.
Download Top-25 RRB GROUP-D GENERAL SCIENCE QUESTIONS PDF
Download RRB Group-D Previous Papers PDF
Take a RRB Group-D free mock test
Read this Post in Telugu
Question 1: Which law states that the entropy of an isolated system always increases?
a) Zeroth law of thermodynamics
b) First law of thermodynamics
c) Second law of thermodynamics
d) Third law of thermodynamics
Question 2: Which cell organelle has its own DNA?
a) Mitochondria
b) Lysosomes
c) Centrosomes
d) Plastids
Question 3: Which part of the flower develops into seeds?
a) Anther
b) Ovules
c) Style
d) Stigma
Question 4: Which kind of symmetry is exhibited by Arthropods?
a) Bilateral symmetry
b) Radial symmetry
c) Trilateral symmetry
d) Angular symmetry
Question 5: To which phylum does the star fish belong?
a) Ctenophora
b) Mollusca
c) Chordata
d) Echinodermata
Take a free mock test for RRB Group-D
Question 6: Rabies, Rubella and Measles are the diseases caused by which common microorganism?
a) Fungi
b) Virus
c) Bacteria
d) Protozoa
Question 7: Which anti-inflammatory drug has led to Indian vulture crisis?
a) Lodine
b) Ibuprofen
c) Diclofenac
d) Naproxen
Question 8: Which permanent tissue enhances the flexibility of the plants?
a) Aerenchyma
b) Collenchyma
c) Sclerenchyma
d) Chlorenchyma
Question 9: Which hormone regulates the 24hour cycle of our body?
a) Pepsinogen
b) Thyroxin
c) Calcitonin
d) Melatonin
Question 10: What are the symptoms of chromosomal disorder, Down Syndrome?
a) Physical growth delay, intellectual disability
b) Physically handicapped
c) Colour blind
d) All of the above
RRB Group D previous year papers
Question 11: Which colour deviates maximum on the dispersion of light by a prism?
a) Green
b) Yellow
c) Violet
d) Red
Question 12: What is the cause for the spherical shape of a liquid drop?
a) Capillary action
b) Potential of the liquid
c) Energy of the liquid
d) Surface tension
Question 13: Which scientist has given the Right Hand Thumb Rule that is used to determine the direction of magnetic field ?
a) Heinrich Hertz
b) Albert Einstein
c) James Clerk Maxwell
d) Michael Faraday
Question 14: Which electrode acts as anode in a Daniell cell?
a) Zinc
b) Copper
c) Aluminium
d) Carbon
Question 15: Which charge is carried by the alpha rays?
a) Neutral
b) Negative
c) Positive
d) None of the above
770 Mocks (cracku Pass) Just Rs.199
Question 16: The lens present in our eye is which kind of lens?
a) Convex lens
b) Concave lens
c) Cylindrical lens
d) Biconcave lens
Question 17: To check overspeeding of vehicles by police, which effect is used?
a) Einstein effect
b) Doppler effect
c) Newton effect
d) Laser effect
Question 18: Which organic compound is widely used as solvent in dry cleaning?
a) Butanic acid
b) Tetrachloroethylene
c) Formaldehyde
d) Methyl alcohol
Question 19: Who has discovered nuclear fission reaction?
a) Rudolf Clausius and Fritz Strassman
b) Otto Hahn and Fritz Strassman
c) Ludwig Boltzmann and Otto Hahn
d) Hendrik Lorentz and Rudolf Clausius
Question 20: Stars appear higher than they actually are because of which phenomenon?
a) Dispersion of light
b) Scattering of light
c) Total internal reflection of light
d) Atmospheric refraction of light
RRB Group-D Important Questions (download PDF)
Question 21: Which elements are present in an Oxy acid?
a) Hydrogen, Oxygen
b) Hydrogen, Carbon
c) Nitrogen, Oxygen
d) Oxygen, Carbon
Question 22: How many accepted metalloids are present in the modern periodic table?
a) Eight
b) Five
c) Seven
d) Six
Question 23: What is the pH of gastric juice?
a) 3.4
b) 1.4
c) 5.4
d) 7.4
Question 24: Which is the catalyst in the Deacon’s process for the production of chlorine?
a) Cupric Chloride
b) Nickel
c) Iron
d) Alumina
Question 25: Which is the raw material used to produce Rayon?
a) Ethylene
b) Cellulose
c) Urethane
d) Amide
General Science Notes for RRB Exams (PDF)
Answers & Solutions:
1) Answer (C)
2) Answer (A)
3) Answer (B)
4) Answer (A)
5) Answer (D)
6) Answer (B)
7) Answer (C)
8) Answer (B)
9) Answer (D)
10) Answer (A)
11) Answer (C)
12) Answer (D)
13) Answer (C)
14) Answer (A)
15) Answer (C)
16) Answer (A)
17) Answer (B)
18) Answer (B)
19) Answer (B)
20) Answer (D)
21) Answer (A)
22) Answer (D)
23) Answer (B)
24) Answer (A)
25) Answer (B)
DOWNLOAD APP FOR RRB FREE MOCKS
We hope this General Science Questions for RRB Group-D Exam will be highly useful for your preparation.
