RRB Group D GS Practice Set 22

RRB Group D General Science (GS) Practice Set 22 : 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 22
RRB Group D General Science (GS) Practice Set 22

RRB Group D General Science (GS) Practice Set 22

Question. Consider the following-
A. Fish B. Hydra C. Sponge
In which of the above, no circulatory system is found?

  • only A
  • A and B only
  • B and C only
  • A, B and C

Answer: 3

Question. There are yeast and mushrooms

  • Algae
  • naked seed (malformed seed) (Gymnosperm)
  • Fungi
  • Tuberous Roots

Answer: 3

Question. Teflon is a polymer of

  • ethylene
  • styrene
  • butadiene
  • tetrafluoroethene

Answer: 4

Question. Who among the following suggested that changing the position of the Earth on its axis is a factor for climate change?

  • robert hook
  • Milutin Milankovic
  • TC chamberlain
  • George Simpson

Answer: 2

Question. Which of the following pollutants is not included in the National Air Quality Index?

  • nitrogen dioxide
  • ozone
  • lead
  • Mercury

Answer: 4

Question. Which one of the following is not related to air pollution?

  • smog
  • eutrophication
  • acid rain
  • asbestosis

Answer: 2

Question. Which of the following is called polyamide?

  • rayon
  • nylon
  • terylene
  • orlon

Answer: 2

read also

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

Question. An object of 12 kg is kept at a certain height from the ground. If the potential energy of the object is 600 J, then find the height of the object with respect to the ground. Given g = 10ms-²

Answer: 4

Question. are on the ends of matchsticks

  • red phosphorus and sulfur
  • Antimony Sulfide, Sulfur and Lead
  • potassium, sulfur and sand
  • Sulfur and Potassium Chlorate

Answer 1

Question. Two resistors of 100 are connected in parallel and this combination is connected to a 40 V supply. Find the current supplied by the voltage source.

Answer: 3

Question. The carbogen used for artificial respiration in hospitals is a mixture of:

  • 96% O2 and 3% CO2
  • 90% O2 and 10% N2
  • 80% O2 and 20% CO2
  • 96% O2 and 4% N2

Answer 1

Question. In the modern periodic table, silicon (Z = 14) is referred to as …….. and ……. placed in the middle.

  • Be and N
  • AI and P
  • Al and S
  • Be and C

Answer: 2

Question. While watching 3D movies in theatre, we have to wear special glasses, because:

  • Glasses allow our left and right eyes to see different images
  • 3D movies use special colors that cannot be perceived by the human eye
  • 3D movies are brighter than ordinary movies and can harm our eyes if viewed directly
  • Glasses allow both eyes to see identical images.

Answer 1

Question. Which element is necessary for the production of leguminous crops?

  • Chromium
  • cobalt
  • Iodine (D)
  • sodium

Answer 1

Question. Which trait is sex-inheritance-

  • red-green color blindness or hemophilia
  • night blindness
  • leucoderma
  • diabetes

Answer 1

Question. What is the total number of inner transition elements?

Answer: 2

Question. Which three metals are liquid at 30°C?

  • Hg, Sn, Pb
  • Hg, Fe, Zn
  • Zn, Pb, Sn
  • Hg, Ga, Cs

Answer: 4

Question. A bullet of mass 40 g is fired horizontally from a gun of 3 kg with a velocity of 150 ms–1. What is the expected velocity of the pistol?

  • – 1.25ms-¹
  • – 1.5ms-¹
  • – 2.0ms-¹
  • – 3.0ms-¹

Answer: 3

Question. Which of the following is true statement

  • Iodine is solid
  • Chlorine is insoluble in water
  • Iodine is more reactive than bromine
  • Bromine is more reactive than chlorine

Answer 1

Question. Which of the following is the chemical formula of tribasic acid?

Answer: 3

Question. Which of the following is a colored gas?

Answer: 4

Question. Calculate the wavelength of a sound wave in which frequency is 200 Hz and its speed in a given medium is 400ms-1.

Answer: 2

Question. ozone is a

  • mild oxidizer
  • strong oxidising agent
  • strong reducing agent
  • weak reducing agent

Answer: 2

Question. Very few metals are found in the free state in nature. Because

  • They are very active.
  • they cannot form ionic compounds
  • they are not active
  • none of these

Answer 1

Question. Which of the following is the main constituent of cement?

  • gypsum
  • Limestone
  • Ashes
  • matiyar

Answer: ?

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

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