#1
Which of the following is a renewable natural resource?
Solar energy
ExplanationRenewable and derived from the sun.
#2
Which of the following is not a fossil fuel?
Hydroelectric power
ExplanationGenerated from water flow, not fossilized organic matter.
#3
Which of the following is an example of a renewable energy resource?
Geothermal energy
ExplanationSustainable energy derived from Earth's heat.
#4
What is the main constituent of limestone?
Calcium carbonate
ExplanationPredominant mineral forming limestone deposits.
#5
What is the most abundant gas in Earth's atmosphere?
Nitrogen
ExplanationConstituting the largest portion of atmospheric gases.
#6
Which of the following is not a renewable resource?
Coal
ExplanationA finite resource formed over geologic timescales.
#7
Which of the following is not a form of renewable energy?
Nuclear
ExplanationDerived from controlled nuclear reactions, not naturally replenished.
#8
What is the primary source of aluminum?
Bauxite
ExplanationA key ore from which aluminum is extracted.
#9
Which of the following is not a type of soil?
Shale
ExplanationA type of sedimentary rock, not soil.
#10
Which of the following is a characteristic of a mineral?
Has a specific chemical composition
ExplanationDistinctive chemical composition defining mineral identity.
#11
What is the process of extracting metals from their ores called?
Smelting
ExplanationThe method of extracting metals from ores through heating and melting.
#12
Which of the following is an example of a non-renewable resource?
Natural gas
ExplanationFinite resource formed over millions of years.
#13
Which of the following minerals is commonly used in electronics?
Quartz
ExplanationWidely utilized due to its electrical properties.
#14
What is the primary source of phosphorus for agricultural fertilizers?
Phosphate rock
ExplanationA key source providing phosphorus for soil enrichment.
#15
Which of the following is not a type of coal?
Shale
ExplanationA sedimentary rock distinct from coal formation.
#16
What is the primary component of crude oil?
Hydrocarbons
ExplanationMixtures of organic compounds, including alkanes, cycloalkanes, and aromatics.
#17
Which of the following minerals is commonly used in batteries for electric vehicles?
Lithium
ExplanationEssential in rechargeable lithium-ion batteries.
#18
Which of the following is a primary greenhouse gas?
Carbon dioxide
ExplanationA significant contributor to the greenhouse effect.
#19
What is the primary component of natural rubber?
Polyisoprene
ExplanationA polymer found in latex sap from rubber trees.
#20
What is the primary component of natural gas?
Methane
ExplanationThe main constituent, accounting for a significant portion.
#21
Which of the following metals is primarily produced from bauxite ore?
Aluminum
ExplanationExtracted and refined from bauxite through smelting.
#22
What is the primary component of natural gas liquids (NGL)?
Ethane
ExplanationA major constituent found in natural gas condensates.
#23
Which of the following is a major component of natural gas?
Methane
ExplanationConstituting the primary component, often comprising a high percentage.