kerala psc previous question paper and answers-kerala psc model question paper-general knowledge

kerala psc previous question paper and answers-

kerala psc model question paper-general knowledge 

kerala psc previous question paper and answers-kerala psc model question paper-general knowledge 










1.Thermal radiations are electromagnetic wave belonging to which region?
ANSWER:Infrared Region

2.Which electromagnetic wave has the longest wavelength?
ANSWER:Radio

3.Deficiency of which vitamin causes knock-knee, bow legs and pigeon chest in children?ANSWER:Vitamin D

4.What is the proportion of red blood corpuscles and white blood corpuscles in human body?ANSWER:500 : 1

5.Rainbow is formed due to a combination of ?

ANSWER:Dispersion and total internal reflection

6.Which is considered as the drug of last resort for human being?

ANSWER:Streptomycin

7.Litmus paper used in laboratory from which obtained?

ANSWER:Lichen

8.Plants which lack true roots, stems and leaves are called by which name?

ANSWER:Thallophytes

9.Which is the highest peak in South India?

ANSWER:Anaimudi

10.What is the largest ecosystem of the Earth?

ANSWER:Hydrosphere

11.Cooking gas is a mixture of which gases?

ANSWER:Propane and Butane

12.What is a mixture of potassium nitrate, powdered charcoal and sulphur called

ANSWER:Gun powder

13.Which Pollination takes place with the help of water is called?

ANSWER:Hydrophyily

14.In which hemisphere does India lie?

ANSWER:Northern and eastern

15.Spice saffron is obtained from which part of plant?

ANSWER:Stigma

16.What is the permissible level of noise in a silent zone at daytime?

ANSWER:75db

17.Which type of cell has the ability to develop into any type of all?

ANSWER:Stem Cells

18.Which gas is absorbed during photosynthesis?

ANSWER:CO2

19.For crop does India have the largest cultivated area in the world?

ANSWER:Rice

20.Which is used as a fuel in Nuclear power stations in India?

ANSWER:Thorium

21.The albedo of which cloud is the highest?

ANSWER:Cirrus cloud

22.Which glass is used in bullet proof screens?

ANSWER:Reinforced glass

23.Because of which factor, clouds do not precipitate in deserts?

ANSWER:Low humidity

24.The food material in fungi is stored in which forV?

ANSWER:Glycogen

25.Which is a free living bacteria that help in nitrogen fixation?

ANSWER:Azotohacter

26.Which bacteria helps in improving the soil fertility?

ANSWER:Rhizobrum

27.The sun is visible a little before the actual sunrise because of which reaction?

ANSWER:Atmospheric refraction

28.Which Bacteria commonly lives in the intestine of human?

ANSWER:Escherichia coli

29.What is the minimum forest cover to maintain ecological balance?

ANSWER:33%

30.By which force can fat be separated from milk in a cream separator?

ANSWER:Centrifugal force

kerala psc previous question paper and answers-kerala psc model question paper-general knowledge 

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