The Indian musical instrument 'Surbahar' is of which type?
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__________ is the interaction in which one species benefits and the other is neither harmed nor benefited.
Venus is the _______ planet from the Sun.
In India, who among the following is also known as ‘the guardian of the public purse’?
A level of atmosphere which is composed partly of electrons and positive ions is called
The outermost layer of sun is called
The reflection formed by the plane mirror is ________________.
If a body takes 't' seconds to go once round the circular path of radius 'r', the velocity 'v' is given by