Semester 1 Final Exam Env. Science 2022

Front

What are natural resources?

Back

Natural resources are materials or substances that occur in nature and can be used for economic gain, such as water, trees, and soil.

Front

What is nitrogen fixation?

Back

Nitrogen fixation is the magical process of transforming nitrogen gas into ammonia, which is essential for plant growth.

Front

How can we reduce our ecological footprint?

Back

We can reduce our ecological footprint by reducing energy consumption, using renewable energy sources, and minimizing waste production.

Front

What is the primary environmental issue linked to burning fossil fuels?

Back

The primary environmental issue linked to burning fossil fuels is global warming.

Front

What is a keystone species?

Back

A keystone species is a species that plays a critical role in the health, maintenance, growth, or definition of an ecosystem.

Front

What are renewable energy sources?

Back

Renewable energy sources are energy sources that are replenished naturally, such as solar, wind, and hydroelectric power.

Front

What is the greenhouse effect?

Back

The greenhouse effect is the process by which certain gases in Earth's atmosphere trap heat, leading to an increase in global temperatures.

Front

What is biodiversity?

Back

Biodiversity refers to the variety of life in a particular habitat or ecosystem, including the number of different species.

Front

What is an ecosystem?

Back

An ecosystem is a community of living organisms interacting with their physical environment.

Front

What is pollution?

Back

Pollution is the introduction of harmful substances or products into the environment, causing adverse effects.