#1
Which of the following is a greenhouse gas?
Oxygen (O2)
Nitrogen (N2)
Carbon dioxide (CO2)
Argon (Ar)
#2
Which of the following is NOT a renewable energy source?
Solar power
Natural gas
Wind energy
Hydropower
#3
What is a common method for reducing carbon emissions from vehicles?
Increased use of coal-powered vehicles
Use of catalytic converters
Disposing of vehicles in landfills
Burning tires for energy
#4
What is the term for the process of using microorganisms to break down organic matter in waste?
Incineration
Composting
Anaerobic digestion
Landfilling
#5
Which of the following is NOT considered a renewable energy source?
Hydropower
Coal
Geothermal energy
Biomass
#6
What is the primary cause of ozone depletion?
Carbon emissions
Chlorofluorocarbons (CFCs)
Methane emissions
Sulfur dioxide (SO2) emissions
#7
What is the term for the process by which plants absorb water and release it into the atmosphere?
Transpiration
Precipitation
Condensation
Evaporation
#8
What is eutrophication?
A process where nutrients accumulate in a body of water, leading to excessive plant growth
The spread of radioactive materials in aquatic ecosystems
The depletion of oxygen in a body of water due to pollution
The acidification of oceans due to increased carbon dioxide levels
#9
What is the main contributor to deforestation worldwide?
Urbanization
Agriculture
Mining
Industrialization
#10
What is the main cause of coral reef bleaching?
Increased salinity
Predation by marine organisms
Elevated sea surface temperatures
Excessive sedimentation
#11
What is the primary cause of habitat loss?
Climate change
Urbanization
Soil erosion
Geological processes
#12
Which of the following is a characteristic of a sustainable ecosystem?
Rapid resource depletion
High pollution levels
Biodiversity loss
Recycling of nutrients
#13
What is the term used to describe the warming of the Earth's surface due to the trapping of heat by greenhouse gases?
Global cooling
Greenhouse effect
Albedo effect
Thermal inversion
#14
What is the primary source of mercury pollution in oceans?
Industrial waste
Oil spills
Coal-fired power plants
Volcanic eruptions
#15
Which of the following is a consequence of ocean acidification?
Decreased coral bleaching
Increased shellfish production
Reduced calcification in marine organisms
Expansion of coral reefs
#16
Which international agreement aims to combat climate change by reducing greenhouse gas emissions?
Kyoto Protocol
Montreal Protocol
Paris Agreement
Copenhagen Accord
#17
What is the primary cause of acid rain?
Sulfur dioxide and nitrogen oxides emissions
Carbon dioxide emissions
Volcanic eruptions
Deforestation