1. The substance that can be used as a hypnotic:
Barbituric
acid
2. The ‘fixing agent’ used in photograhic film is:
Sodium thiosulphate
3. The maximum concentration of ozone is found in
the:
Stratosphere
4. The Halogen which is used as an antiseptic:
Iodine
5. The lightest noble gas:
Helium
6. Cetane number is used to rate:
Diesel
7. Plaster of Paris is prepared by heating:
Gypsum
8. The heaviest of Alkaline earth metals:
Radium
9. Which metal foil is used for packing chocolates, medicines,
cigarettes etc?
Aluminium
10. As per Avogadro’s hypothesis, equal volume of different gases at the same temperature and pressure contain equal number of:
Molecules
11. The element with the largest number of isotopes:
Tin
12. Which property of copper and aluminium makes
them suitable for making cooking utensils and boilers?
High
thermal conductivity
13. Silver objects turn dark on prolonged
exposure to air due to the formation of: Silver
Sulphide
14. In which type of rocks petroleum is found?
Sedimentary
15. The green coating on the surface of copper objects
kept exposed to moist air is due to the formation of:
Basic copper carbonate
16. What is the full form of P.V.C.?
Poly Venyl Chloride
17. Hydrogen in liquid form is used as:
Rocket fuel
18. In which form cooking gas is supplied cylinders
for domestic consumption?
Liquid
19. The process used in dairies to separate cream
from milk is:
Centrifugation
20. Radio Carbon dating was discovered by:
Willard Franck Libby
21. Development of unpleasant smell and taste in oil and fat
containing food items
due to oxidation of atmospheric oxygen is
called:
Rancidity
22. An anti-oxidant often added to fat containing
foods to prevent rancidity:
Butyrated hydroxi anisole
23. The most abundant type of coal:
Bituminous
24. Pigments obtained from plants can be separated by:
Chromatography
25. Which is called the ‘Mother of Pearl’?
Nacre
<Next Page><01, 02, 03, 04, 05, 06>PSC Solved Question Papers ---> Click here
PSC TODAY's EXAM RESULTS ---> Click here
PSC EXAM PROGRAMME -> Click here
CURRENT AFFAIRS QUESTIONS -> Click here
PSC Degree Level Questions & Answers - Click here
PSC 10th, +2 Level Questions & Answers - Click here
PSC RANK LISTS / SHORTLISTS -> Click here
TEACHING APTITUDE TEST (K-TET, C-TET,, etc.) ---> Click here* SCERT KERALA TEXTBOOKS FOR CLASS II, IV, VI, VIII, IX, X, XII – FREE DOWNLOAD ---> Click here
* NCERT & CBSE TEXTBOOKS FOR ALL CLASSES – FREE DOWNLOAD ---> Click here
* SCERT TEXTBOOKS SOLUTIONS FOR ALL CLASSES ---> Click here
* NCERT & CBSE TEXTBOOKS SOLUTIONS FOR ALL CLASSES ---> Click here
No comments:
Post a Comment