Biology Chapter 3 Test

Front

What type of solar energy is received at the polar regions?

Back

Less direct solar energy is received at the polar regions due to the angle of sunlight.

Front

What is the scientific study of interactions among organisms and between organisms and their physical environment called?

Back

Ecology is the scientific study of interactions among organisms and their physical environment.

Front

What is the main factor that distinguishes a tundra biome from a desert biome?

Back

Temperature is the main factor that distinguishes a tundra biome from a desert biome.

Front

Which type of wind is indicated by the blue arrows in the global wind diagram?

Back

The blue arrows indicate the westerlies.

Front

What is the primary difference between an ecosystem and a biome?

Back

An ecosystem is a community of living organisms and their environment, while a biome is a large area characterized by its climate and vegetation.

Front

Define 'biome'.

Back

A biome is a large geographic biotic unit, a major community of plants and animals with similar life forms and environmental conditions.

Front

What are the main characteristics of a tundra biome?

Back

The tundra biome is characterized by low temperatures, minimal precipitation, and a short growing season.

Front

What role do decomposers play in an ecosystem?

Back

Decomposers break down dead organic material, recycling nutrients back into the ecosystem.

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 biodiversity?

Back

Biodiversity refers to the variety of life in a particular habitat or ecosystem.