Online Practice Sets For Railway RRB Group D Exam | General Science Quiz Set - 3

1.

An element that does not occur in nature but can be produced artificially is

   A.) Thorium
   B.) Plutonium
   C.) Radium
   D.) Uranium

Answer: Option 'B'

​Plutonium

2.

An atom of an element with mass number 23 and atomic number 11 will have:

   A.) 23 protons and 11 electrons
   B.) 11 neutrons, 12 protons and 11 electrons
   C.) 11 protons, 12 neutrons and 11 electrons
   D.) 11 protons, 12 electrons and 11 neutrons

Answer: Option 'C'

​11 protons, 12 neutrons and 11 electrons

3.

Amount of water vapour (gaseous) in a given volume of air (Cubic Meter) is known as ?

   A.) Mixing Ratio
   B.) Specific Humidity
   C.) Relative Humidity
   D.) Absolute Humidity

Answer: Option 'D'

Absolute Humidity

4.

Alzheimer's disease in human beings is characterised by the degeneration of?

   A.) Liver cells
   B.) Kidney cells
   C.) Brain cells
   D.) Nerve cells

Answer: Option 'D'

Nerve cells

5.

Alcohol prepared by the distillation of wood is ?

   A.) Propyl Alcohol
   B.) Glycerol
   C.) Methyl Alcohol
   D.) Ethyl Alcohol

Answer: Option 'C'

​Methyl Alcohol

6.

it blows over the barren land

   A.) it blows over the barren land
   B.) it contains maximum content of water vapour
   C.) its pressure is minimum
   D.) its thickness is maximum

Answer: Option 'B'

​it contains maximum content of water vapour

7.

All the ecosystems taken together in a geographical area form a bigger unit called?

   A.) Territory
   B.) Biome
   C.) Community
   D.) Biosphere

Answer: Option 'D'

Biosphere

8.

Among terrestrial (land) animals, which animal has the longest gestation period?

   A.) Tiger
   B.) Horse
   C.) Elephant
   D.) Rhinoceros

Answer: Option 'C'

​Elephant

9.

An alloy used in making heating elements for electric heating devices is

   A.) German Silver
   B.) Nichrome
   C.) Alloysteel
   D.) Solder

Answer: Option 'D'

Solder

10.

An eardrum is absent in

   A.) snakes
   B.) tuatara
   C.) toads
   D.) turtles

Answer: Option 'A'

snakes

Group D General Science Quiz Set - 3 Download Pdf