The Earth's structure - SS1 Geography Past Questions and Answers - page 1
What is the primary composition of Earth's atmosphere?
Nitrogen and Oxygen
Hydrogen and Helium
Carbon Dioxide and Oxygen
Water Vapor and Methane
Which sphere of the Earth contains all living organisms?
Atmosphere
Hydrosphere
Biosphere
Geosphere
The Earth's mantle is known for its:
Rapid movement
Solid composition
Presence of oceans
Abundance of living organisms
Which type of rock forms beneath the Earth's surface and cools slowly?
Igneous (Extrusive)
Igneous (Intrusive)
Sedimentary
Metamorphic
What is the primary process responsible for the formation of sedimentary rocks?
Crystallization
Solidification of magma
Accumulation and compaction of sediments
High-pressure alteration
What is the primary characteristic of an extrusive igneous rock?
Large crystals
Formation beneath the Earth's surface
Rapid cooling
Glassy texture
Which type of rock is formed from the alteration of existing rocks under high pressure and temperature?
Igneous
Sedimentary
Metamorphic
Volcanic
What texture is typical of foliated metamorphic rocks?
Glassy
Coarse-grained
Smooth and rounded
Layered or banded
What is the primary role of the Earth's atmosphere in relation to solar radiation?
Absorbing harmful radiation
Blocking all radiation
Reflecting radiation back into space
Generating heat
Which sphere of the Earth includes all water bodies, such as oceans and rivers?
Biosphere
Hydrosphere
Geosphere
Atmosphere