Myopia affects which of the following organs?
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Which of the following is NOT included in the excretory system of human being?
Who stated the following law : 'The properties of the elements are the periodic function of their atomic masses'?
__________ is the interaction in which one species benefits and the other is neither harmed nor benefited.
In the Modern Periodic Table, elements are arranged in
A person who writes music -
A composer is who writes music for a song whereas a lyricist is who writes lyrics (words) for a song.
If the resistance of a conductor is doubled, the current gets halved. This is because
The operating system UNIX is the trademark of