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
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Which sphere of the Earth contains all living organisms?
Atmosphere
Hydrosphere
Biosphere
Geosphere
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The Earth's mantle is known for its:
Rapid movement
Solid composition
Presence of oceans
Abundance of living organisms
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Which type of rock forms beneath the Earth's surface and cools slowly?
Igneous (Extrusive)
Igneous (Intrusive)
Sedimentary
Metamorphic
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What is the primary process responsible for the formation of sedimentary rocks?
Crystallization
Solidification of magma
Accumulation and compaction of sediments
High-pressure alteration
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What is the primary characteristic of an extrusive igneous rock?
Large crystals
Formation beneath the Earth's surface
Rapid cooling
Glassy texture
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Which type of rock is formed from the alteration of existing rocks under high pressure and temperature?
Igneous
Sedimentary
Metamorphic
Volcanic
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What texture is typical of foliated metamorphic rocks?
Glassy
Coarse-grained
Smooth and rounded
Layered or banded
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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
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Which sphere of the Earth includes all water bodies, such as oceans and rivers?
Biosphere
Hydrosphere
Geosphere
Atmosphere
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