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WorksheetsGeneral Knowledge Quiz
Total questions: 20
Worksheet time: 10mins
Acid rain is primarily caused by the emission of:
Carbon dioxide
Sulfur dioxide and nitrogen oxides
Methane
Chlorofluorocarbons (CFCs)
Which gas is primarily responsible for the greenhouse effect?
Oxygen
Carbon dioxide
Nitrogen
Hydrogen
Which of the following is a characteristic of a keystone species?
It has a very large population size
Its presence is crucial to maintaining the structure of an ecosystem
It competes aggressively with other species for resources
It is an invasive species
The "greenhouse effect" primarily occurs due to:
Reflection of solar radiation by Earth's surface
Absorption of infrared radiation by greenhouse gases
The cooling effect of water vapor in the atmosphere
Movement of warm air masses
Which of these is not a method of reducing carbon dioxide emissions?
Afforestation (planting trees)
Carbon capture and storage (CCS)
Burning fossil fuels
Renewable energy adoption
The term "biodiversity" refers to:
The variety of species and ecosystems on Earth
The number of people living in a particular area
The diversity of geological formations
The abundance of mineral resources
Which of the following pollutants is a result of incomplete combustion of fossil fuels?
Carbon dioxide
Carbon monoxide
Nitrogen oxides
Ozone
Which biome is characterized by low temperatures, permafrost, and a short growing season?
Tropical rainforest
Tundra
Savanna
Desert
Which of the following is an example of a renewable energy source?
Coal
Natural gas
Wind
Oil
What is the term for the gradual change in species composition in response to environmental conditions over time?
Ecological succession
Evolution
Adaptation
Speciation
The process by which plants absorb water through their roots and release water vapor through their leaves is called:
Photosynthesis
Respiration
Transpiration
Evaporation
Which of the following pollutants is known to deplete the ozone layer in the upper atmosphere?
Sulfur dioxide
Nitrogen oxides
Chlorofluorocarbons (CFCs)
Carbon monoxide
Which type of pollution results from excessive nutrients in water, leading to algae blooms and oxygen depletion?
Thermal pollution
Noise pollution
Eutrophication
Acidification
Which of the following is a major cause of coral reef degradation?
Ocean acidification
Overfishing
Pollution
All of the above
What is the main reason for the decline in the global population of amphibians?
Habitat loss
Pollution
Climate change
All of the above
Which of these is not a greenhouse gas?
Methane
Carbon dioxide
Oxygen
Nitrous oxide
Which organism is considered a decomposer in an ecosystem?
What converts nitrogen gas into a usable form for plants and animals?
bacteria
rain
fungi
car exhaust
The process in which nitrogen circulates and is recycled is called
The nitrogen cycle
The carbon cycle
The water cycle
The phosphorus cycle
