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?

3. Which of the following is the richest source of protein?

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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