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Friday, June 6, 2014

Basic General Science for Various Exams | 06 June 2014

1. Biological Oxygen Demand (BOD) is used as a standard measure of ___________________________________.
[A]Oxygen level in forest system
[B]Oxygen level in water system
[C]Oxygen level in animals
[D]Oxygen level in atmosphere


2. Which is the most abundant element in the earth's crust?
[A]Nitrogen
[B]Aluminium
[C]Oxygen
[D]Silicon


3. Which of the following is the richest source of protein?
[A]Rice
[B]Groundnut
[C]Apple
[D]Potato


4. Which of the following is a water soluble vitamin?
[A]Vitamin C
[B]Vitamin B12
[C]Vitamin D
[D]Vitamin A


5. Stainless steel is an example of ___________________________________.
[A]An inorganic compound
[B] A heterogeneous mixture
[C]A homogeneous mixture
[D]A metallic compound


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