Wednesday, July 2, 2014

Praxis General Science Test Questions Answers - 02 July 2014

1. What is the main constituent of natural gas?

2. Which chemical element is represented by the symbol "N"?

3. What is the boiling point of water?
[A]98 degrees
[B]100 degrees
[C]102 degrees
[D]104 degrees

4. What is the chemical name of vinegar?
[A]Acetic acid
[B]Hydrochloric acid
[C]Oxalic acid
[D]Sodium bicarbonate

5. When flying aeroplane at a high altitude, ______________________________________.
[A]Normal atmospheric pressure is maintained
[B]The atmospheric pressure increases
[C]The atmospheric pressure decreases
[D]Normal humidity is maintained

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