RRB Group D GS Practice Set 23

RRB Group D General Science (GS) Practice Set 23 : Indian Railway Recruitment Board (RRB) has started the recruitment process for Group D posts. There is a provision to complete this examination in several phases, and the first phase examination has started which will be conducted till 25 August 2022. It is worth mentioning that now the candidate will have to give only one examination and on the basis of that the candidates will be selected and the vacant posts will be filled.

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 23
RRB Group D General Science (GS) Practice Set 23

RRB Group D General Science (GS) Practice Set 23

Question. Both cellulose and starch contain-

  • (+) – glucose
  • (-)- fructose
  • Both A and B above
  • (+) – Galactose

Answer 1

Question. One gram atom of iron means-

  • 1.0 g iron
  • 55.8 Atomic Mass Unit
  • 55.8 grams iron
  • 111.6 grams iron

Answer: 2

Question. Which of the following statement(s) is/are true?

  • CO2 is known as dry ice.
  • CO2 gas turns lime water milky.
  • On heating CaCO3 alone, CO2 gas is evolved.
  • All of the above

Answer: 4

Question. Which one of the following is a medicinal crop?

  • Sugarcane
  • aloe vera
  • Cotton
  • Mahua

Answer: 2

Question. Basmati rice grains become longer on cooking, because it is rich in-

  • of lysine
  • of amylase
  • of oil
  • sugary

Answer: 2

Question. What do you understand by carbon credit?

  • It is a credit program initiated by IPCC to provide loans for technology upgradation.
  • It is a credit awarded to an organization based on the permitted carbon emissions and the carbon emissions actually emitted. It can also be traded.
  • It is a program launched by IMF to fund environment friendly technology.
  • It is a program to fund eco-friendly cooking options.

Answer: 2

Question. Which of the following is not a sulfate ore?

  • barites
  • calamine
  • gypsum
  • epsom salts

Answer: 2

Question. ……….. is a device which modulates the signal to encode digital information and demodulate the signal to decode the transmitted information.

  • Printer
  • CPU
  • Keyboard
  • Modem

Answer: 4

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

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

Answer 1

read also

  1. RRB Group D GS Practice Set 22
  2. RRB Group D GS Practice Set 21
  3. RRB Group D GS Practice Set 20

Question. When dried fruits like raisins are immersed in water, they swell after filling with water. What is the scientific reason that explains this daily life phenomenon?

  • active transport
  • osmosis
  • Spreading
  • passive transport

Answer: 2

Question. oxidation, damage

  • of electrons
  • of atoms
  • of protons
  • of neutrons

Answer 1

Question. Which of the following is a non-metal?

  • copper
  • chlorine
  • Mercury
  • silver

Answer: 2

Question. 1 mole of NaCl is equal to

  • 5.85 grams
  • 23 grams
  • 58.5 grams
  • 35.5 grams

Answer: 3

Question. What does ecotone mean?

  • Ecotone is where two biomass meet.
  • This is an area of ​​a low survival species.
  • is an area with limited flora and fauna
  • high biomass production area

Answer 1

Question. Cugo is among the following

  • black copper oxide
  • red copper oxide
  • Copper(II) oxide
  • cupric oxide

Answer: 2

Question. In the ………….. allotrope of carbon, the carbon atoms are arranged in the shape of a football.

Answer: 4

Question. Who discovered inert gases?

  • Priestley
  • shale
  • by cavendis
  • Ramsay

Answer: 4

Question. Which of the following statements is true for the gravitational force between two bodies?

  • The gravitational force between two bodies is always repulsive.
  • Gravitational force between two bodies is always attractive
  • The gravitational force between two bodies can be repulsive or attractive.
  • The gravitational force between two bodies is neutral.

Answer: 2

Question. The nature of phenol is

  • alkaline
  • acidic
  • both alkaline and acidic
  • none of these

Answer: 2

Question. Picric acid is-

  • 2, 4, 6-trinitrophenol
  • trinitrotoluene
  • trinitroaniline
  • none of these

Answer 1

Question. electrons in an atom

  • revolves around the nucleus in a circular orbit
  • revolve around the nucleus in circular and elliptical orbits
  • Creates a fissile atmosphere around the nucleus
  • none of these

Answer 1

Question. work done on something depends on

  • on displacement
  • at the angle between the force and the displacement
  • on the force used
  • on all of the above

Answer: 4

Question. A charge of 300 C flows through the circuit in 10 minutes. Find the current flowing through the circuit.

Answer: 2

Question. The number of neutrons in protium is

Answer 1

Question. From which part of the plant is turmeric obtained?

  • Root
  • fruit
  • flower
  • Trunk

Answer: ?

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


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