General Knowledge(GK) (or) General Awareness

Welcome to the General Knowledge Section of Free Time Learning. As we are aware General Knowledge (GK) is a very important area in all the competitive exams held in the country. Nowadays, a good knowledge of general awareness is very important in clearing any competitive and government recruitment examinations.

These General Knowledge Question are very important and usefull to UPSC, IAS/PCS, UPPSC, IBPS, SBI, RBI, SSC, CGL, Railway, APPSC, TSPSC, KPSC, TNPSC, TPSC, UPPSC, MPSC, RPSC, BPSC, MPPSC, UKPSC, MPSC, and other competitive exams.

1 .

Helium is added to the oxygen supply of deep sea divers because it is

Lighter than nitrogen

Less poisonous than nitrogen

Less soluble in blood than nitrogen at high pressure

Readily miscible with oxygen

Correct Answer : less soluble in blood than nitrogen at high pressure

Published On : June 11, 2021

2 .

Which of the following gas contributes the maximum to the phenomena of global warming?

Nitrogen dioxide

Carbon dioxide

Chlorofluorocarbon (CFC)

Methane

Correct Answer : Carbon dioxide

Carbon dioxide is the gas that contributes maximum to the phenomena of global warming.

Published On : June 11, 2021

3 .

The process of producing energy in plants is known as

Transpiration

Absorption

Reduction

Photosynthesis

Correct Answer : Photosynthesis

Photosynthesis is the process by which plants use sunlight, water, and carbon dioxide to create oxygen and energy in the form of sugar.

Published On : June 11, 2021

4 .

Bambusa dendrocalmus is the scientific name of

Bamboo

Banyan

Papaya

Pomegranate

Correct Answer : Bamboo

Dendrocalamus is a tropical Asian genus of giant clumping bamboos in the grass family. It is found in the Indian subcontinent, China, and Southeast Asia. Dendrocalamus giganteus is one of the tallest of bamboos, capable of reaching heights up to 46 m.

Published On : June 11, 2021

5 .

Which of the following is the treatment of water pollution?

Venturi scrubber

Bag house filter

Windrow composting

Reverse Osmosis

Correct Answer : Reverse Osmosis

Published On : June 11, 2021

6 .

Natural rubber is a polymer of

Propene

Phenol

Isoprene

Formaldehyde

Correct Answer : Isoprene

Natural rubber is an addition polymer that is obtained as a milky white fluid known as latex from a tropical rubber tree. Natural rubber is from the monomer isoprene (2-methyl-1,3-butadiene), which is a conjugated diene hydrocarbon as mentioned above.

Published On : June 11, 2021

7 .

Fuse wire is made of

Alloy of lead and zinc

Alloy of lead and tin

Pure lead

Pure zinc

Correct Answer : Alloy of lead and tin

Fuse wire is made of alloy of lead and tin having low melting point of 200°C. ... Electric fuse is a safety device used to limit the current in an electric circuit which melts and breaks the circuit Whenever there is an excess flow of current in a circuit and it is the purpose.

Published On : June 11, 2021

8 .

Soap and detergents help remove dirt from clothes. It does so because of having two parts

Neutrophilic, Hydrophobic

Hydrophilic, neutrophilic

Both the hydrophobic

Hydrophilic and hydrophobic

Correct Answer : Hydrophilic and hydrophobic

Published On : June 11, 2021

9 .

We observe objects around us due to

Reflection of light

Absorption of light

Refraction of light

All of the above

Correct Answer : Reflection of light

We are able to see objects in front of us due to the light reflected by it. ... So we see the objects because it reflects light and that light enters our eyes. So the answer to the question is option (B)- The light reflected from the object enters our eyes.

Published On : June 11, 2021

10 .

El NINO phenomenon is associated with

Cloud Bursting

Earthquake

Acid Rain

Global Warming

Correct Answer : Global Warming

El Niño is a climate pattern that describes the unusual warming of surface waters in the eastern tropical Pacific Ocean. El Nino is the “warm phase” of a larger phenomenon called the El Nino-Southern Oscillation (ENSO). ... El Niño was recognized by fishers off the coast of Peru as the appearance of unusually warm water.

Published On : June 11, 2021