RRB Group D GS Practice Set 27

RRB Group D General Science (GS) Practice Set 27 : Indian Railway Recruitment Board (RRB) has started the recruitment process for Group D posts. There is a provision to complete this exam in several stages. The first phase examination has been completed and the second phase examination will start from 26 August and will continue till 08 September. Its admit card (admit card) has also been issued.

In such a situation, 25 important questions and answers of General Science related to Group D exam have been included in front of you through this article. Practice these questions before going to the exam and strengthen your preparation.

RRB Group D General Science (GS) Practice Set 27
RRB Group D General Science (GS) Practice Set 27

RRB Group D General Science (GS) Practice Set 27

Question. What is the specific heat capacity of a substance equal to?

  • mass of matter × heat capacity
  • Heat Holding / Mass of Matter
  • amount of heat required/density of matter
  • Mass of matter / heat holding

Answer: 2

Question. Which of the following is an example of a salt whose aqueous solution has a pH of less than 7?

  • sodium carbonate
  • sodium bicarbonate
  • Sodium chloride
  • ammonium chloride

Answer: 4

Question. In the expansion of a gas in adiabatic process

  • There is no change in temperature.
  • The temperature decreases.
  • temperature rises
  • The temperature first increases and then decreases.

Answer: 2

Question. Which of the following is not an example of a word processor?

  • IBM Lotus Symphony ( IBM Lotus Symphony)
  • Microsoft Word
  • Google Docs
  • Microsoft Excel

Answer: 3

Question. The reading on the Fahrenheit scale will be 5 times the reading on the temperature for the Celsius scale

Answer 1

Question. Which of the following is not true about the oxidation reaction?

  • The addition of oxygen to a substance or the removal of hydrogen from it is called oxidation.
  • The substance which gives oxygen for oxidation or removes hydrogen is called oxidising agent.
  • Hydrogenation of vegetable oil is an oxidation reaction.
  • Rusting in metals is an effect of an oxidation reaction.

Answer: 3

Question. Spiti breed of horse is found in-

Answer: 2

Question. The doctor’s term used for sleeplessness is

  • somnabulism
  • insomnia
  • hallucinations
  • nictinula

Answer: 2

Question. electrochemical process that occurs at the anode

  • oxidation
  • reduction
  • corrosion
  • redox process

Answer 1

read also

  1. RRB Group D GS Practice Set 26
  2. RRB Group D GS Practice Set 25
  3. RRB Group D GS Practice Set 24

Question. Which nuclear fission reaction can be carried out in a nuclear reactor?

  • controlled chain reaction
  • uncontrolled chain reaction
  • none of the above

Answer 1

Question. The reason for using mercury in thermometers is

  • high thermal conductivity
  • high density
  • liquid metal
  • All of the above

Answer: 4

Question. cryogenic engine is used

  • in a nuclear furnace
  • as a fast train engine
  • in space shuttle
  • in boeing

Answer: 3

Question. The moment of an electric dipole is a vector whose condition is

  • north to south
  • from south to north
  • from money to debt
  • From debt to money charge

Answer: 4

Question. An object of mass 12 kg is moving with a uniform velocity of 5ms-1. What is the kinetic energy possessed by the object?

Answer: 3

Question. DNA The basic unit of is-

  • Vitamins
  • nucleotides
  • nucleosides
  • fat

Answer: 3

Question. The disease ‘glaucoma and trachoma’ is-

  • of ears
  • of neck
  • of the brain
  • of eyes

Answer: 4

Question. Who among the following was the first astronaut to spend $20 million in orbit for 8 days?

  • Greg Olsen
  • Charles Simonyi
  • Dennis Tito ( Tito Dennis)
  • Mark Shuttleworth

Answer: 3

Question. A collection of beliefs and practices aimed at improving the genetic quality of human populations, is the field of genetics called?

  • Genetic Engineering
  • Cloning
  • Embryo Selection
  • Eugenics

Answer: 4

Question. Which of the following represents the increasing order of activity?

  • F>Cl>Br>I
  • I
  • F>I> Br> Cl
  • I>Cl>Br>F

Answer: 2

Question. Due to being in the pointed leaves of nettle plants, there is a burning pain when they are pricked.

  • propanoic acid
  • acetic acid
  • ethanoic acid
  • methanoic acid

Answer: 4

Question. Which group of blood can be given to a person with group A blood?

  • B Group
  • A and O Group
  • B and O Group
  • AB Group

Answer: 2

Question. Approximately what is the percentage of plasma in the total blood volume in humans?

Answer: 3

Question. The percentage of lead in lead pencils is-

Answer 1

Question. Good refrigerant………. Not there.

  • toxic
  • flammable
  • explosives
  • all of the above

Answer: 4

Question. The condition of accumulation of urea in the blood is called-

  • Himturia
  • Eurasia
  • uremia
  • ketonuria

Answer: ?

What would be the correct answer to this question? Do give us your answer in the comment section.

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