Ch. 4 Biomes/Ecosystems

Front

What is evaporation?

Back

Evaporation is the process in which molecules of liquid water absorb energy and change into the gas state.

Front

Which biome is characterized by extremely cold and dry conditions?

Back

The tundra biome is characterized by extremely cold and dry conditions.

Front

What is a food web?

Back

A food web is made up of many overlapping food chains in an ecosystem.

Front

What role do bacteria play in the nitrogen cycle?

Back

Bacteria are responsible for converting nitrogen gas into a usable form of nitrogen.

Front

Where do nitrogen-fixing bacteria typically live in plants?

Back

Nitrogen-fixing bacteria typically live in root nodules of plants.

Front

What is a biome?

Back

A biome is a large geographical area characterized by specific climate conditions, plants, and animals.

Front

What is the difference between a food chain and a food web?

Back

A food chain is a linear sequence of organisms through which nutrients and energy pass, while a food web is a complex network of interconnected food chains.

Front

What is the role of producers in an ecosystem?

Back

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

Front

What is photosynthesis?

Back

Photosynthesis is the process by which green plants use sunlight to synthesize foods with the help of chlorophyll.

Front

What are decomposers?

Back

Decomposers are organisms that break down dead or decaying organic material, returning nutrients to the soil.