earth & human activity Flashcards
(45 cards)
What is the primary cause of climate change?
Human activities, particularly the burning of fossil fuels.
True or False: Deforestation contributes to increased carbon dioxide levels in the atmosphere.
True
Fill in the blank: The process of converting waste materials into reusable materials is known as ______.
recycling
What is the greenhouse effect?
The warming of Earth’s surface due to trapped heat by greenhouse gases.
Which gas is primarily responsible for the greenhouse effect?
Carbon dioxide (CO2)
Multiple Choice: Which of the following is a renewable energy source? A) Coal B) Oil C) Solar D) Gas
C) Solar
What is the main consequence of ocean acidification?
Harm to marine life, particularly organisms with calcium carbonate shells.
True or False: Urbanization can lead to increased biodiversity.
False
What is deforestation?
The large-scale removal of trees from forested areas.
Fill in the blank: The phenomenon where urban areas become significantly warmer than their rural surroundings is known as the ______ effect.
urban heat island
What role do wetlands play in the environment?
They act as natural water filters and provide habitat for wildlife.
Multiple Choice: Which of the following is a consequence of overfishing? A) Increased fish populations B) Decreased biodiversity C) Higher ocean temperatures D) None of the above
B) Decreased biodiversity
True or False: Renewable energy sources can completely replace fossil fuels.
False
What is sustainability?
Meeting the needs of the present without compromising the ability of future generations to meet their own needs.
Fill in the blank: The practice of planting trees to restore deforested areas is called ______.
afforestation
What is the impact of plastic pollution on marine life?
It can cause ingestion, entanglement, and habitat destruction.
Multiple Choice: Which of the following practices can help reduce carbon footprint? A) Driving more B) Using public transport C) Leaving lights on D) None of the above
B) Using public transport
What is a carbon footprint?
The total amount of greenhouse gases produced directly and indirectly by an individual, organization, or product.
True or False: Biodiversity is essential for ecosystem resilience.
True
What is habitat destruction?
The process in which natural habitat is rendered unable to support the species present.
Fill in the blank: The phenomenon of climate change is primarily driven by ______ activities.
human
What is the significance of the Paris Agreement?
It is an international treaty aimed at combating climate change and limiting global warming.
Multiple Choice: Which of the following is NOT a consequence of human activity on the earth? A) Climate change B) Increased biodiversity C) Habitat loss D) Ocean pollution
B) Increased biodiversity
What is the term for the gradual increase in Earth’s average surface temperature due to human activities?
Global warming