RRB Group D GS Practice Set 11 (MCQ)

RRB Group D General Science (GS) Practice Set 11 : 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 17 August 2022 to 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 11
RRB Group D General Science (GS) Practice Set 11

RRB Group D General Science (GS) Practice Set 11

Question. Cellulose is-

  • alpha glucose
  • hackos
  • beta glucose
  • heptose

Answer: 3

Question. How many molecules of oxygen are combined with one molecule of hemoglobin?

Answer: 4

Question. Which of the following scientist has suggested a mechanism for organic growth in his book “Origin of Species”?

  • Charles Darwin
  • Robert Whitaker
  • Karl Voes
  • Ernst Haeckel

Answer 1

Question. Newlands theory of octaves only……. was applicable.

  • calcium
  • Sulphur
  • chlorine
  • potassium

Answer 1

Question. Starch and cellulose are compounds of which of the following units?

  • amino acids
  • glycerol
  • simple sugars
  • fatty acid

Answer: 3

Question. Gang and flux together make up-

  • slag
  • ore
  • minerals
  • none of these

Answer 1

Question. The melting point of sodium is

Answer: 2

Question. Size of Na+ from Na-

  • would have been more
  • falls short
  • equals
  • Nothing can be said.

Answer: 2

Question. Who did the first heart transplant?

  • William Harvey
  • Karl Landsteiner
  • Christian Bernard
  • none of these

Answer: 3

Question. When a ray of light passes from a denser medium to a rarer medium, the ray

  • speed will increase and it will lean towards the normal.
  • speed will increase and it will lean away from the normal.
  • speed will decrease and will tilt away from the normal.
  • speed will decrease and it will lean towards the normal.

Answer: 2

Question. Due to the lack of which the ends of the leaves are bent

Answer: 2

Question. The oxidation state of gold is

  • -1 and -2
  • -1 and -3
  • +1 and +3
  • +4

Answer: 3

Question. Which of the following instruments is used to measure distances on a map?

  • planimeter
  • rotameter
  • opsiometer
  • teleutometer

Answer: 3

Question. Which of the following is the outermost part of the solar eclipse, also known as the crown of the sun, visible during a solar eclipse?

  • light circle or photosphere
  • chromosphere
  • circle or corona
  • none of these

Answer: 3

Question. An object is placed in front of a concave mirror at a point lying between its center of curvature and the point where the focus is. Will the image build on?

  • at a point between the center of curvature and the focus point
  • at the center of curvature
  • at any point beyond the center of curvature
  • between center of curvature and infinity

Answer: 4

Question. Who discovered aspirin?

  • by fissen
  • by lister
  • by finley
  • by Deser

Answer: 4

Question. In which branch is the study of exercise science?

  • calisthenics
  • cryogenics
  • ceramics
  • bionics

Answer 1

Question. C¹⁴ uridine is used to determine

  • carbohydrate synthesis
  • Photosynthesis
  • RNA synthesis
  • DNA synthesis

Answer: 3

Question. Electroencephalograph (Electroencephalograph or EEG) is used for—

  • to check cardiac muscle movement
  • to check for lung disease
  • to diagnose epilepsy
  • neither of the above

Answer: 3

Question. Which disaccharides are-

  • fructose
  • glucose
  • sucrose
  • galactose

Answer: 3

Question. Which pollution will cause genetic vicious flow of organisms?

  • Wind
  • water
  • nuclear
  • soil

Answer: 3

Question. Fly ash pollution is caused by?

  • from oil refining
  • from the fertilizer industry
  • from thermal power plant
  • by mining

Answer: 3

Question. The function of iron lungs is

  • measuring breathing rate
  • pulse rate measurement
  • artificial respiration
  • all of the above

Answer: 3

Question. Lateral meristem is responsible for—

  • to increase the length
  • to increase softness
  • to increase the thickness
  • to increase the cortex

Answer: 3

Question. By which vehicle was the first man stepped on the moon?

  • Vostock-6
  • Apollo-11
  • Soyu-T-11
  • Vostock-1

Answer: ??

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

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