RRB Group D GS Practice Set 30

RRB Group D General Science (GS) Practice Set 30 : 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 30
RRB Group D General Science (GS) Practice Set 30

RRB Group D General Science (GS) Practice Set 30

Question. What happens in a biochip?

  • RNA
  • DNA
  • RNA, DNA and Proteins
  • RNA and DNA

Answer: 4

Question. If a girl weighing 40 N climbs a rope with a force of 160 W for 20 seconds, then what height will she reach?

  • 80 meters
  • 4 meters
  • 8 meters
  • 0.8 m

Answer 1

Question. Which of the following statement is wrong?

  • Nonmetals form anion.
  • Nonmetals form acidic oxides.
  • Non-metals form cations.
  • Non-metals are poor conductors of electricity.

Answer; 3

Question. Which one of the following types of clothing is manufactured by using petroleum products?

  • cotton clothes
  • rayon silk
  • terylene
  • silk

Answer: 3

Question. Which of the following statement is wrong?

  • All minerals are not ores.
  • Not all ores are minerals.
  • All ores are minerals.
  • Metals can be economically extracted from minerals.

Answer: 3

Question. Which is not a good conductor of electricity?

  • NaCl (aqueous)
  • NaCl (miscible)
  • NaCl (solid)
  • Au (metal)

Answer: 3

Question. The group that is repelled by aqueous molecules is called?

  • denatured alcohol
  • hydrophobic
  • micelles
  • hydrophilic

Answer: 4

Question. Which drug is responsible for the decline in the population of vultures?

  • aspirin
  • chloroquine
  • diclofenac sodium
  • penicillin

Answer: 3

read also

  1. RRB Group D GS Practice Set 29
  2. RRB Group D GS Practice Set 28
  3. RRB Group D GS Practice Set 27

Question. In what context is the term M-Stripes sometimes seen in news?

  • protection of wildlife
  • maintenance of tiger reserves
  • indigenous satellite navigation system
  • safety of national highways

Answer: 2

Question. Which of the following scientists is mainly concerned with the atomic quantum mechanics model?

  • JJ Thomson
  • Michael Faraday
  • erwin schrodinger
  • James Maxwell

Answer: 3

Question. Which of the following components of air helps in burning?

  • nitrogen
  • water vapour
  • Carbon dioxide
  • oxygen

Answer: 4

Question. Radiocarbon dating is related to which of the following?

  • Soil
  • fossil
  • shell
  • building

Answer: 2

Question. Which of the following is/are related to Tyndall effect?

  • Beam Projection in Cinema Projector
  • sky blue
  • twinkling of stars
  • All of the above

Answer: 4

Question. Which of the following is an example of water-in-oil emulsion?

  • milk
  • wood
  • butter
  • Wind

Answer 1

Question. Which of the following elements is the most active?

  • hydrogen
  • Copper
  • potassium
  • sodium

Answer: 3

Question. The amount of electric charge that flows through a circuit is 300 C, when a current of 0.5 A flows through a filament of an electric bulb, find the time.

Answer 1

Question. The swimming pool appears less deep than the actual depth. this is due to-

  • refraction
  • light scattering
  • reflection
  • interference

Answer 1

Question. Which of the following is a plant growth hormone?

  • thyroxine
  • insulin
  • estrogen
  • cytokinins

Answer: 4

Question. What is a detergent?

  • medicine
  • cleaning agent
  • Soap
  • Catalyst

Answer: 4

Question. What is the adaptation characteristic of the human eye to see near and distant objects called?

  • Myopia
  • Accommodation
  • Presbyopia
  • Correction

Answer: 2

Question. Which one of the following special plastics is suitable for non-stick coating on kitchen utensils?

  • Bakelite
  • teflon
  • phenol
  • polythene

Answer: 2

Question. Man made environmental pollutants are called-

  • parabiotic
  • antibiotic
  • humelin
  • analgesic

Answer: 3

Question. Which of the following group of organisms is important in detecting death due to drowning?

  • lichen
  • protozoa
  • cyano bacteria
  • diatoms

Answer: 4

Question. The oil in the oil lamp rises due to ………..

  • pressure difference
  • capillary action
  • low viscosity of oil
  • gravitational force

Answer: 2

Question. Which of the following is a vector quantity?

  • Impulse
  • pressure
  • energy
  • Work

Answer: ?

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


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