EnviroSci Final Review

Front

What is a biotic factor in a desert ecosystem?

Back

Cacti are a biotic factor as they are living organisms that interact with other living and non-living components in the ecosystem.

Front

What does stewardship in ecology mean?

Back

Stewardship in ecology refers to protecting the earth's resources and managing them responsibly.

Front

What is surface water?

Back

Surface water is the fresh water found on the Earth's surface, such as rivers, lakes, and ponds.

Front

What organism is missing from the food chain: Grass --> Slug --> ________ --> Hawk?

Back

The missing organism is Thrush.

Front

What are natural resources?

Back

Natural resources are materials in the environment that are useful to people, such as water, minerals, and forests.

Front

Define ecosystem.

Back

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

Front

What is the difference between renewable and nonrenewable resources?

Back

Renewable resources can be replenished naturally over time, while nonrenewable resources are finite and cannot be replaced once used.

Front

What role do producers play in an ecosystem?

Back

Producers, like plants, convert sunlight into energy through photosynthesis, forming the base of the food chain.

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

Explain the concept of food web.

Back

A food web is a complex network of feeding relationships among various organisms in an ecosystem.