#1
Which of the following is a non-renewable resource?
Coal
ExplanationCoal is a fossil fuel formed from the remains of plants that lived and died millions of years ago, making it a non-renewable resource.
#2
What is the term used to describe the variety of life on Earth?
Biodiversity
ExplanationBiodiversity refers to the variety of life on Earth, including the diversity of species, ecosystems, and genetic variations.
#3
Which of the following is a greenhouse gas?
Carbon dioxide
ExplanationCarbon dioxide is a greenhouse gas that contributes to the greenhouse effect, trapping heat in the Earth's atmosphere.
#4
Which of the following is a renewable energy source?
Solar power
ExplanationSolar power, harnessed from the sun's energy, is a renewable resource that does not deplete over time.
#5
What is the main source of water pollution caused by human activities?
Industrial waste
ExplanationIndustrial waste, discharged into water bodies, is a significant source of water pollution resulting from human activities.
#6
What is the primary cause of ozone depletion?
Chlorofluorocarbons (CFCs)
ExplanationChlorofluorocarbons (CFCs) are synthetic compounds that release chlorine, damaging the ozone layer and causing ozone depletion.
#7
Which international agreement aims to combat climate change?
Paris Agreement
ExplanationThe Paris Agreement is a global pact signed by countries to address climate change by limiting global temperature increases.
#8
What is the term used for the process by which an ecosystem changes over time due to disturbances?
Succession
ExplanationSuccession is the natural process of ecological change over time, often in response to disturbances, leading to a more stable ecosystem.
#9
What is the term used for the phenomenon where pollutants become more concentrated as they move up the food chain?
Biological magnification
ExplanationBiological magnification is the process where pollutants accumulate and become more concentrated as they move up the food chain, posing a threat to higher-level consumers.
#10
Which of the following is NOT a method for reducing carbon emissions?
Deforestation
ExplanationDeforestation, the clearing of forests, is not a method for reducing carbon emissions; instead, it contributes to increased atmospheric carbon levels.
#11
Which of the following is a characteristic of a sustainable resource management system?
Utilizing resources at a rate that allows natural regeneration
ExplanationA sustainable resource management system involves using resources in a way that allows for natural replenishment and long-term environmental health.
#12
What is the term used for the process of restoring degraded, damaged, or destroyed ecosystems?
Restoration
ExplanationRestoration involves the process of repairing and returning ecosystems to a healthier state after being degraded, damaged, or destroyed.
#13
Which of the following is NOT a greenhouse gas?
Oxygen
ExplanationOxygen is not a greenhouse gas; greenhouse gases trap heat in the atmosphere, and oxygen does not contribute to this effect.
#14
Which of the following is a method of sustainable agriculture?
Agroforestry
ExplanationAgroforestry is a sustainable agriculture method that integrates trees and shrubs into farming systems, promoting biodiversity and enhancing environmental sustainability.
#15
What is the term for the protection, preservation, management, or restoration of natural environments and the ecological communities that inhabit them?
Conservation
ExplanationConservation involves the protection, preservation, management, or restoration of natural environments and the ecological communities within them, aiming to maintain biodiversity and ecosystem health.