Rocks, Minerals & Landforms MCQs with Answers

One-liner

Weakly weathered rocks are present in Horizon C of the soil profile.

One-liner

Copper crystals have no cleavage plane because they fracture irregularly rather than splitting along defined planes of weakness.

One-liner

About 45 percent of soil consists of mineral matter, which forms the inorganic framework of soil.

One-liner

The hardest and least compressible natural substance on Earth is diamond, a crystalline form of carbon.

One-liner

The wear and tear of pebbles and boulders with one another is called attrition.

One-liner

In Karst topography, besides limestone, both gypsum and dolomite are soluble rocks that undergo dissolution to form karst landforms.

One-liner

Talcum powder is made from Soap-stone, which is a soft mineral primarily composed of talc (hydrated magnesium silicate).

One-liner

Minerals are used to make glass, ceramics, and cement, but vegetables are organic plant products, not made from minerals.

One-liner

The chemical name of quartz is silicon dioxide (SiO₂).

One-liner

Marble is a metamorphic rock formed when limestone is subjected to high heat and pressure over time.