AFCAT General Science and Life Science — practice questions

Explore 2 free General Science and Life Science questions in AFCAT General Awareness. Open each question or exercise to read its content, reference answers and available explanation.

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General Science and Life Science questions and exercises with answers

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The word 'Denisovan' is sometimes mentioned in media in reference toRead the answer and worked solution →Which one of the following sets of elements was primarily responsible for the origin of life on the Earth?Read the answer and worked solution →

Worked practice questions

The word 'Denisovan' is sometimes mentioned in media in reference to

fossils of a kind of dinosaurs
an early human species
a cave system found in North-East India
a geological period in the history of Indian subcontinent

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Correct answer: B. an early human species

UPSC CSE Prelims 2019 (GS-I, Set A), Q.92. Official answer key: B.

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Which one of the following sets of elements was primarily responsible for the origin of life on the Earth?

Hydrogen, Oxygen, Sodium
Carbon, Hydrogen, Nitrogen
Oxygen, Calcium, Phosphorus
Carbon, Hydrogen, Potassium

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Correct answer: B. Carbon, Hydrogen, Nitrogen

UPSC CSE Prelims 2012 (GS-I, Set A), Q.63. Answer key: B (coaching consensus; UPSC did not publish an official 2012 AK separately on upsc.gov.in).

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