General Knowledge Questions And Answers :: General Science: part1

Exam2win > GK > General Science > part1


General Knowledge : General Science QUESTIONS AND ANSWERS :: part1 : 16 to 20

Following General Knowledge Multiple choice objective type questions and answers will help you in TRB, SSC and UPSC 2024 examinations :

16.Which of the following used as a lubricant ?

Graphite
Silica
Diamond
Iron oxide

17.The average salinity of sea water is

2%
2.5%
3%
3.5%

18.The element required for solar energy conversion is

Beryllium
Silicon
Tantalum
Ultra pure carbon

19.Consider the following statements regarding graphite : 1. It is an allotrope of carbon. 2. It is a good conductor of heat and electricity. 3. It can be artificially produced.Of these statements,

1, 2 and 3 are correct.
1 and 2 are correct.
1 and 3 are corrcet
2 and 3 are correct.

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

thorium
radium
plutonium
uranium

More General Science QUESTIONS AND ANSWERS available in next pages

    Health is the greatest gift, contentment is the greatest wealth -Buddha
If your ship doesn’t come in, swim out to meet it!-Jonathan Winters