Question Bank 
Preparation of "Dalda or Vanaspati' ghee from vegetable oil utilizes the following process :
- Oxidation
- Reduction
- Hydrogenation
- Ozonolysis
Correct Answer : 3
The main pollutant responsible for bhopal gas tragedy is:
- Methyl Isocyanate
- Bromine
- Chlorofluro Carbon
- Chlorine
Correct Answer : 1
Which of the following is Nitrogen fixing bacteria?
- Pseudomonas
- Rhizobium
- Azotobacter
- Xanthomonas
Correct Answer : 2
In which Eco-system Grassland is included:
- Marine
- Fresh Water
- Terrestrial
- Artificial
Correct Answer : 3
An organism which can monitor air pollution is:
- Algae
- Bacteria
- Fungi
- Lichen
Correct Answer : 4
The concentration of pollutants in atmosphere is generally expressed in:
- parts per billion
- kilogram per square meter
- parts per trillion
- parts per million
Correct Answer : 4
Parsec is the unit of :
- Distance
- Mass
- Time
- Luminious intensity
Correct Answer : 1
One astronomical unit is the average distance between :
- Earth and the Moon
- Earth and the Sun
- Jupiter and the Mars
- Jupiter and the Sun
Correct Answer : 2
Browning of paper in old books is caused by?
- Frequent use
- Lack of aeration
- Collection of dust
- Oxidation of cellulose
Correct Answer : 4
Vitamin C is also known as?
- Amino acid
- Ascorbic acid
- Acetic acid
- Azelaic acid
Correct Answer : 2
Tritium is the isotope of:
- Nitrogen
- Hydrogen
- Oxygen
- Carbon
Correct Answer : 2
Heating of an ore below its melting point in the absence of air is known as:
- Calcination
- Smelting
- Roasting
- Refining
Correct Answer : 1
Swine Flu is commonly known as:
- H1N1
- H5N1
- HN1
- H1N3
Correct Answer : 1
The latest discovered state of matter is:
- Solid
- Liquid
- Plasma
- Bose-Einstein condensate
Correct Answer : 4
Five kingdom system was given by:
- Whittaker
- Linneus
- Haeckel
- Copeland
Correct Answer : 1