Geology and Geophysics
2025 · Paper 1
Take it one question at a time. Try an answer, then check your understanding.
Complete GATE GG-1 2025 Paper 1 overview, original pages and practice · Timed previous-paper practice
Questions 31–33 of 65. Imported answers require review unless explicitly marked reviewed.
Question 31
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Which one of the following expressions represents porosity of a rock?
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Choose the correct option where both organisms do NOT secrete any CaCO₃ (calcite or aragonite).
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From the following optical properties of minerals, select an appropriate option to identify the direction of analyser and polarizer if the available microscope is without a cross-hair.
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