RRB Group D GS Practice Set 15 (MCQ)

RRB Group D General Science (GS) Practice Set 15 : 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 will be conducted from August 17, 2022 to August 25, 2022. Soon the admit card (admit card) will also be issued. 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 15
RRB Group D General Science (GS) Practice Set 15

RRB Group D General Science (GS) Practice Set 15

Question. A ball is dropped from the top of a tower 40 m high. What will be its velocity after falling 20 m?

  • 20m/s
  • 20/2m/s
  • 20 m/s
  • 10/2m/s

Answer 1

Question. The pendulum of the oscillating pendulum passes through the mean point 100 times in 100 seconds, then the time period of the pendulum is-

  • 4 seconds
  • 3 seconds
  • 2 seconds
  • 1 second

Answer: 3

Question. Broca’s area is related to

  • by smell
  • receiving sensations from the eye
  • by language
  • learning and reasoning

Answer: 3

Question. A car accelerating for two seconds will travel ……

  • three
  • One
  • four
  • Two

Answer: 3

Question. Why does a stone thrown towards the sky come back towards the earth?

  • The downward pressure pulls it towards the earth.
  • There is a force that pulls it towards the ground.
  • Centripetal force, which pulls it towards the earth.
  • The work done by the object pulls it towards the earth.

Answer: 2

Question. If a light and a heavy body have the same kinetic energy, then which one will have more momentum?

  • light mass
  • bulky
  • both have the same momentum
  • information insufficient

Answer: 2

Question. The pH range of the stomach is

  • Between 6.8 to 7.2
  • between 7.6 to 8.6
  • Between 1.5 to 2.0
  • Between 7.1 to 8.2

Answer: 3

Question. The working efficiency of a pump is 50%. It can lift 2 tons of water up to a height of 60 m in 20 minutes. The input power (kW) of the pump is-

Answer 1

Question. Inflammation of the mucous membrane is called ……….

  • bronchitis
  • Hepatitis
  • iritis
  • gastritis

Answer 1

Question. The tissue which is filled with a thick liquid like milk is

  • xylem
  • phloem
  • lactiferous
  • epithelium

Answer: 3

Question. When did the great revolution come in the field of computer?

Answer: 4

Question. The human spine is made up of how many bones?

Answer 1

Question. Which of the following is a bile salt?

  • bilirubin and hemoglobin
  • sodium glycolate and torocholate
  • hemoglobin and biliverdin
  • bilirubin and biliverdin

Answer: 2

Question. At room temperature, ozone is absorbed by—

  • by turpentine oil
  • by palladium
  • by acetic acid
  • by water

Answer 1

Question. Which of the following statement is wrong?
All Razzuki (Chordata) …………..

  • I have spinal cord
  • are diploblastic
  • Contains dorsal nerve cord.
  • have colomates

Answer: 2

Question. The pictorial representation according to the shape of chromosomes is called-

  • ivagram
  • erigrom
  • idiogram
  • Perigram

Answer: 3

Question. Which of the following is a water soluble vitamin?

  • Niacin
  • riboflavin
  • pyridoxine
  • All of the above

Answer: 4

Question. The elements in the f-block of the periodic table are called

  • end transition element
  • transition element
  • alkali element
  • none of these

Answer 1

Question. Which of the following vitamins is found only in animal tissues?

  • riboflavin
  • pyridoxine
  • cyanocobalamin
  • folic acid

Answer: 3

Question. sodium periodic table

  • in the III period
  • in the II period
  • in the fourth period
  • in the seventh period

Answer 1

Question. The greatest valency of the elements of the third (IIIrd) and fourth (IVth) period is-

Answer: 3

Question. NaHSO4 is-

  • a common salt
  • acidic salt
  • pair salt
  • double salt

Answer: 2

Q. If the pH value of a solution is 8 then the solution

  • will be acidic
  • will be alkaline
  • will be indifferent
  • none of these

Answer: 2

Question. A wax-like layer is found on the epidermis of desert plants, this substance is

  • cellulose
  • cutin
  • pectin
  • lignin

Answer: 2

Question. How many liters of gas are taken in deep breathing?

Answer: ?

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


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