50 Questions Of General Science For RRB Cleark Exam

50 Questions Of General Science For RRB Cleark Exam

1. Who is honored as Father of Modern Chemistry?

Antoine Lavoisier

2.Who invented periodic table?

Dmitri Mendeleev     

3.What is sodium chloride?

Table salt

4.What is marsh gas?

Methane

5.What is the toxicity caused by silicon called?

Silicosis

6.What is the chemical name of Vitamin E?

Alpha tocopherol

7.What is the chemical name of Chinese salt?

Monosodium glutamate

8. Which gas is found in soda water?

Carbon dioxide

9.Which metal is used in the making of microchips?

Silicon

10.Which toxic element present in automobile exhausts?

Lead

11.Which element is a liquid at ordinary temperature?

Mercury

12.Which chemical is the reason behind the brown colour of human faces?

Bilirubin

13.Pollution of water bodies by which element causes Minamata disease?

Mercury

14.Which heavy metal causes Itai Itai disease?

Cadmium

15.Pollution of water bodies by which element causes Minamata disease?

Mercury

16.Accumulation of which chemical leads to kidney stones?

Calcium Oxalate

17.Which element is excreted through human sweat?

Sulphur

18.What is the solvent of gold?

Aquaregia

19. What is the chemical name of baking soda?

Sodium bicarbonate

20.What is the name given to plastics that cannot be recycled?

Thermosetting plastics

21.Which polymer is used to manufacture electric switches, computer disks etc.?

Bakelite

22.Which type of plastics can be recycled?

Thermoplastics

23. Name the chemical assed to make tooth pastes white?

Titanium dioxide

24.Which chemical is called Chile Salt peter?

Sodium Nitrate

25.Accumulation of which chemical leads to kidney stones?

Calcium Oxalate

26.Which chemical was used earlier for giving anesthesia to patients?

Diethyl ether

27.Which heavy metal causes Itai Itai disease?

Cadmium

28.What is the chemical name of Vitamin E?

Alpha tocopherol

29.Which chemical was used earlier for giving anesthesia to patients?

Diethyl ether

30.Which element is excreted through human sweat?
Sulphur

31.What is the biological polymer in paper?

Cellulose

32.Which is the purest form of carbon?

Graphite

33.Which is called white poison?

Sugar

34.Which is the simplest sugar?

Glucose

35.Which Vitamin is called niacin?

Vitamin B3

36.What is Calciferol?

Vitamin D

37.Which Vitamin is also known as retinol?

Vitamin A

38. What is the other name of thiamine?

Vitamin B1

39.What is Calciferol?

Vitamin D

40.What is the other name of thiamine?

Vitamin B1

41. What is marsh gas?

Methane

42.With which polymer, the cabinets of radio and TV made of?

Polystyrene

43. What is sodium carbonate commonly known as?

Washing soda or soda ash

44. What is sodium chloride?

Table salt

45.What is table sugar?

Cane sugar (Sucrose)

46.What is the element present on lead pencils?

Carbon (graphite)

47.Which chemical is used to make rain coats?

Poly Vinyl Chloride(PVC)

48.Which gas evolved from paddy fields and marshes?
Methane.

49.Which is the most abundant gas in the earth’s atmosphere?

Nitrogen (78.08%)

50.Which gases cause acid rain?

Sulphur dioxide, Nitrogen oxides