Brain fever is a disease spread through which of the following?
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__________ is the interaction in which one species benefits and the other is neither harmed nor benefited.
_____ is produced from incomplete burning of fuels such as petrol and diesel.
Which of the following is a metabolic function of skin?
Most of population in Sri Lanka follows ___________.
Who was the flag bearer for India at the 2016 Rio Olympics?
Which film has been awarded with best Environment film in 64th National film awards?
Who wrote the book "The Arabian Nights"?