1. 4:16=?:12=3
2. 30 is root of=90
3.indian flag have ...... color?=3
4.thar desert is located in?= sindh
5.group of tissue is called?= organ
6.there are many volcanoes in the indonesia?=yes
7.river valley are not densely populated ?=wrong
8.dogra was a raja of kashmir ?yes
Heavy water is______________?
Deuterium oxide

The gases used in different types of welding would include____?
Oxygen & acetylene

What is laughing gas?
Nitrous Oxide

The average salinity of sea water is?
3.5%

What are soaps?
Sodium or potassium salts of heavier fatty acids

The gas usually filled in the electric bulb is?
Nitrogen

Which of the gas is not known as green house gas?
Hydrogen

Balloons are filled with?
Helium

LPG contains?
Butane and Propane

Cooking oil can be converted into vegetable ghee by the process of?
Hydrogenation

Milk is an example of?
Emulsion

Sodium metal is kept under
Kerosene

Marsh gas is?
Methane

Air is a/an?
Mixture

Gobar gas contains mainly?
Methane

The most malleable metal is?
Gold

Source: educationalera.com

Useful Questions Part - 2 (Highest Longest Biggest in the World)

Tallest Animal = Giraffe
Fastest Bird = Swift
Largest Bird = Ostrich
Smallest Bird = Humming Bird
City Biggest in area = Mount Isa (Australia)
City Largest in population = Tokyo
Largest Continent = Asia
Largest Country in population = China
Largest Delta = Sunderban (Bangladesh & India)
Largest Desert of Asia = Gobi
Highest Mountain Peak = Everest (Nepal)
Largest Park = Yellow Stone National Park (USA)
Largest Ocean = Pacific
Coldest Place = Verkhoyank (Siberia)
Dryest Place = Iqique
Hottest Place = Azizia (Libya, Africa)
Rainiest Place = Mausinram (Mehgalaya, India)
Biggest Planet = Jupiter
Brightest Planet = Venus
Smallest Planet = Mercury
Brightest Star = Sirius
Longest River = Nile (Africa)
Largest River = Amazon
Largest Sea Bird = Albatross
Longest Wall = Great Wall of China

Source: onlinegkguide.com

Solar System Useful Questions for PST Test Part - 3


Biggest Planet = Jupiter
Smallest Planet = Mercury
Nearest Planet to Sun = Mercury
Farthest Planet form Sun = Neptune
Coldest Planet = Neptune
Hottest Planet = Venus
Red Planet = Mars
Blue Planet = EARTH
Morning Star = Venus
Evening Star = Venus
Brightest Planet outside solar System = Sirius (Dog Star)
Closest Star of Solar System = Proxima Centauri
Fastest Rotations in Solar System = Jupiter
Slowest Rotations in SOlar System = Venus
Fastest revolution in Solar System = Mercury
Slowest revolution in Solar System = Neptue
Biggest Satellite = Ganymede
Smallest Satellite = Deimos