Biomes and Understanding Nutrient Cycles Flashcard

Front

What is a major source of phosphorus pollution?

Back

Use of fertilizers.

Front

What does combustion mean?

Back

Burning.

Front

What role do decomposers play in the phosphorus cycle?

Back

They break down organic matter, releasing phosphorus.

Front

Can plants and animals use nitrogen directly from the air?

Back

No, they cannot.

Front

What gas makes up almost 80% of Earth's atmosphere?

Back

Nitrogen.

Front

What is a biome?

Back

A large ecological area on the Earth's surface, with flora and fauna adapting to their environment.

Front

What is the nitrogen cycle?

Back

The process by which nitrogen is converted between its various chemical forms, including fixation, nitrification, and denitrification.

Front

What is the role of photosynthesis in the carbon cycle?

Back

Photosynthesis converts carbon dioxide into organic compounds, providing energy for plants.

Front

What are the primary producers in an ecosystem?

Back

Organisms that produce their own food, typically through photosynthesis, such as plants.

Front

What is eutrophication?

Back

A process where water bodies become overly enriched with nutrients, leading to excessive growth of algae.