2021 UPPCS Previous Year Questions – GS Paper I

2021ScienceGS Paper I

Fruits stored in a cold chamber exhibit longer storage life, because

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2021ScienceGS Paper I

After cutting cucumber, if salt is added, then water comes out due to

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2021ScienceGS Paper I

Which one of the following is the main constituent of LPG?

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2021ScienceGS Paper I

Which of the following particles has zero charge?

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2021ScienceGS Paper I

With reference to the radioactivity, which of the following statements is/are correct?

1. Radioactivity is a nuclear property.

2. Hydrogen bomb is prepared on the principle of nuclear fission.

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