Geography & Environment · Earth's Interior, Rocks & Minerals · CAPF 2018
Answer B (official UPSC key)Gneiss is not an igneous rock (it is metamorphic)
More PYQs on Earth's Interior, Rocks & Minerals
Geography & Environment · Earth's Interior, Rocks & Minerals · CAPF 2018
More PYQs on Earth's Interior, Rocks & Minerals