#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
What is the process of extracting metals from their ores called?
Smelting
ExplanationThe method of extracting metals from ores through heating and melting.
#7
Which of the following is an example of a non-renewable resource?
Natural gas
ExplanationFinite resource formed over millions of years.
#8
Which of the following minerals is commonly used in electronics?
Quartz
ExplanationWidely utilized due to its electrical properties.
#9
What is the primary source of phosphorus for agricultural fertilizers?
Phosphate rock
ExplanationA key source providing phosphorus for soil enrichment.
#10
Which of the following is not a type of coal?
Shale
ExplanationA sedimentary rock distinct from coal formation.
#11
What is the primary component of natural gas?
Methane
ExplanationThe main constituent, accounting for a significant portion.
#12
Which of the following metals is primarily produced from bauxite ore?
Aluminum
ExplanationExtracted and refined from bauxite through smelting.
#13
What is the primary component of natural gas liquids (NGL)?
Ethane
ExplanationA major constituent found in natural gas condensates.
#14
Which of the following is a major component of natural gas?
Methane
ExplanationConstituting the primary component, often comprising a high percentage.