Basic General Knowledge
Pressure cooker cooks rice faster because

it does not let the heat energy escape easily
high pressure raises the boiling point of water
it always lets the steam escape
high pressure crushes the hard covering of rice grains

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Basic General Knowledge
The exhaled air contains

a mixture of carbon dioxide and nitrogen
a mixture of carbon dioxide, nitrogen and oxygen in which nitrogen has the highest percentage
a mixture which has more carbon dioxide than oxygen
carbon dioxide only

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Basic General Knowledge
Which of the following are the members of SAARC (South Asian Association for Regional Cooperation)?

Bhutan, Bangladesh, India and Pakistan
None of these
Bhutan, Bangladesh, the Maldives, Nepal, India, Pakistan, Afghanistan and Sri Lanka
Afghanistan, Pakistan, Thailand, Indonesia, Nepal and Sri Lanka

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