Basic General Knowledge
What is the purpose of 'United Nations Conference on Trade and Development' (UNCTAD)?

Promotes International Monetary co-operation & expansion of International Trade
Set rules for World Trade
Promotes International Trade with a view to accelerate economic growth of developing countries
None of these

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Basic General Knowledge
The exhaled air contains

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

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