Scientific Facts - 3

1.     Balloons are filled with – Helium
2.     Bacteria in sewage are mostly - Anaerobic 
3.     At first, it was discovered that sun have high amount of - Helium.
4.     Antidiuretic hormone (ADH) causes - Increase in The Blood Pressure
5.     Anemometer is an instrument used for measuring - Wind speed
6.     Anemia is caused due to deficiency of - Folic Acid, Iron, Vitamin B12
7.     An ordinary transformer works on - AC ONLY
8.     An ammeter - Connected In Series, Should Have Low Electrical Resistance And Absorbed Low Power
9.     Alloy used in making heating elements for electric heating devices is – Nichrome
10.  All radiations in a black body are  - Absorbed
11.  Air is called a -  “mixture” of gases.
12.  Gas which is used by divers as an alternate of nitrogen is - Helium gas.
13.  Generally, sodium is kept under kerosene as it ignites at normal- Room Temperatures.
14.  German Silver is an alloy of - Zinc, Copper and Nickel
15.  Glass is made from the mixture of - Sand and silicates
16.   Lissajous pattern in a CRO depend on - Phase relationship 

17.  Liquefied petroleum gas (LPG) is mainly a mixture of - Propane and Butane
18.  Light Year is - The Distance Traveled By Light in One Year
19.  Lamps in street lighting are connected in – Parallel
20.  In which processes light energy is converted into chemical energy – Photosynthesis


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