UPSC Prelims · General Studies Paper I
General awareness in science covering physics, chemistry, biology and modern technological developments — without requiring subject specialisation.
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Q1 · General Science · EASY
Which of the following statements about the human circulatory system is correct?
Q2 · General Science · MEDIUM
A person standing in front of a plane mirror notices that when he moves 2 metres away from the mirror, the distance between him and his image increases by how much?
Q3 · General Science · EASY
Which among the following is the primary reason for the blue colour of the sky?
Q4 · General Science · MEDIUM
In the context of pH scale, which of the following statements is NOT correct?
Q5 · General Science · HARD
Consider the following statements regarding CRISPR-Cas9 technology: 1. It is a gene-editing tool that can precisely modify DNA sequences in living organisms. 2. The Cas9 protein acts as a molecular scissor that cuts DNA at specific locations. 3. This technology can only be used in plants and not in animals or humans. Which of the statements given above is/are correct?