RRB Group D GS Practice Set 42

RRB Group D General Science Practice Set 42 : RRB Group D exam has started from 19th August, in which the first and second stage examination has been completed, now the third stage exam has started, which will run from 8th September to 19th September. So the candidates who have to appear in the next shift examinations should speed up their preparation.

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. Make sure to practice these questions before going to the exam.

RRB Group D General Science Practice Set 42
RRB Group D General Science Practice Set 42

RRB Group D General Science Practice Set 42

Question. Desalination of sea water is done using reverse osmosis. The pressure applied on the solution is

  • over osmotic pressure
  • less than osmotic pressure
  • equal to osmotic pressure
  • equal to atmospheric pressure

Answer 1

Question. Which of the following diseases is not transmitted by tiger mosquitoes?

  • yellow fever
  • Chicken Guniya
  • Dengue
  • Japanese encephalitis

Answer: 4

Question. What is the APGAR Scale?

  • scale for measuring the height of mountains
  • time scale
  • scale to determine the physical condition of a newborn
  • longevity scale

Answer: 3

Question. ……… are comparatively poor conductors of heat.

  • Au and Ag
  • Cu and Fe
  • Pb and Hg
  • Cu and Al

Answer: 3

Question. What is the pressure exerted by a 760mm column of mercury at 0°C called?

  • 1 Atmosphere
  • 1 pascal
  • 1 times
  • 1 point

Answer 1

Question. Boiling point of liquid due to impurities-

  • rises up
  • happens to
  • remains the same
  • no relation

Answer 1

Question. What is Mikas?

  • A new method of cancer treatment
  • A new method of paralysis treatment
  • IRN method of by-surgery
  • multidrug method of treatment

Answer: 3

Question. Which of the following results from the suppression of a recessive gene present in the sex chromosome?

  • nerve injury
  • rheumatism
  • muscular dystrophy
  • cerebral hemorrhage

Answer: 3

Question. What is the energy contained in an object of 13 kg when it is at a height of 5m above the ground? Given g = 9.8ms,2

Answer 1

read also

  1. RRB Group D GS Practice Set 41
  2. RRB Group D GS Practice Set 40
  3. RRB Group D GS Practice Set 39

Question. Earth rotates on its axis at a speed of about 4400km/h, why don’t we experience this fast speed?

  • We are very small compared to the size of the Earth.
  • Our speed is zero compared to the speed of the earth in its orbit.
  • The entire solar system is also moving.
  • Earth’s gravity constantly pulls us towards the center of the Earth.

Answer: 2

Question. Which drug is used as an anti-anxiety disorder?

  • warfarin
  • diazepam
  • latenoprost
  • hydralazine

Answer: 2

Question. Who invented aspirin?

  • ruth handler
  • John Harrington
  • Felix Hoffman
  • Rowland Hill

Answer: 3

Question. A shadow is formed on a white screen-

  • real and big
  • virtual and edgy
  • real and sharp
  • virtual and large

Answer: 2

Question. The mirror which is used in the search light is-

  • concave mirror
  • plain mirror
  • elevated mirror
  • none of these

Answer 1

Question. Which of the following group is called ‘cryptogamee’?

  • Gymnosperms, Angiosperms and Thallophyta
  • Thallophyta, Pteridophyta and Bryophyta
  • Bryophyta, Pteridophyta and Angiosperms
  • Thallophyta, Bryophyta and Angiosperms

Answer: 2

Question. Crabs………. belong to the species

  • mollusca
  • cnideria
  • arthropoda
  • platytelminthes

Answer: 3

Question. Color blindness is caused by the defect of which cell in our body?

  • white blood cells
  • cone cell
  • red cell
  • neuron

Answer: 2

Question. What is the deacon method used for?

  • bleaching powder
  • sulfuric acid
  • chlorine
  • nitric acid

Answer: 3

Question. The ratio of vapor densities of gases X and Y is 7 : 8, then the ratio of their molecular weights is

Answer 1

Question. According to which of the following classification are the elements arranged in the increasing order of their atomic number in the periodic table?

  • Newland’s octet law
  • Mendeleev’s periodic table
  • In Dobereiner’s triple classification
  • in the modern periodic table

Answer: 4

Question. There are 18 groups and 7 periods in the modern periodic table. What is the atomic number of the element s, which is placed in the fourth group and the fourth period?

Answer: 3

Question. Which of the following metals has maximum thermal conductivity?

  • Iron
  • aluminum
  • silver
  • copper

Answer: 3

Question. Between what does the catch memory act?

  • CPU and ROM
  • CPU and RAM
  • RAM and ROM
  • CPU and Harddisk

Answer 1

Question. What is the common name of hydrogen peroxide?

  • borax
  • bleach (liquid)
  • gypsum
  • baking soda

Answer: 2

Question. Which is the largest organ in humans?

  • large intestine
  • skin
  • small intestine
  • Liver

Answer : ?

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

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