Biomes (geograhy skills and definitons) multiple choice

What is a biome?

A large region with a particular climate, vegetation and animal life.

What is a sustainable biome?

A biome managed to meet current needs without damaging it for future generations.

What is biodiversity?

The variety of living organisms in an ecosystem.

What is an ecosystem?

A community of living organisms interacting with their physical environment.

What is the atmosphere?

The layer of gases surrounding Earth.

What is the hydrosphere?

All the water on Earth, including oceans, rivers and groundwater.

What is the lithosphere?

Earth's solid outer layer, including rocks and land.

What is the biosphere?

All living organisms on Earth.

What is food security?

Reliable access to sufficient, safe and nutritious food.

What is food insecurity?

When people lack reliable access to enough nutritious food.

What is agricultural yield?

The amount of crops produced per unit of land.

What is water scarcity?

When available water is insufficient to meet demand.

What is deforestation?

The clearing or removal of forests.

What is land degradation?

The decline in the quality and productivity of land.

What is sustainability?

Meeting present needs without compromising future generations.

What is climate?

The long-term average weather conditions of a place.

What is weather?

The short-term condition of the atmosphere.

What is a tropical rainforest?

A hot, wet biome with dense vegetation and high biodiversity.

What is desertification?

The process of fertile land becoming increasingly desert-like.

What is spatial distribution?

The pattern of where something is located across an area.