Basic General Knowledge
WTO, (World Trade Organization), WHO, (World Health Organization) and IDA (International Development Association) are ___ of General Assembly (UNO).

principal organs
they are independent agencies and not a part of UNO
other United Nations Organs
specialized agencies and other autonomous organization

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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 which has more carbon dioxide than oxygen
a mixture of carbon dioxide and nitrogen
carbon dioxide only

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