Environmental Systems S1 REVIEW

Front

What are the main characteristics of the Tundra biome?

Back

The Tundra biome is characterized by long winters with temperatures around -34°C, less than 25cm of precipitation annually, a thin layer of topsoil over frozen ground, and vegetation such as mosses, grasses, small shrubs, and trees.

Front

Where are tectonic plates located?

Back

Tectonic plates are found in the Lithosphere, which is the rigid outer layer of the Earth.

Front

What is the process of converting nitrogen gas into ammonia called?

Back

The process is called Nitrogen Fixation.

Front

What is a population in ecological terms?

Back

A population is a group of the same species of organisms living in the same place.

Front

Which type of population has the greatest potential for rapid growth?

Back

Populations with large numbers of young offspring have the greatest potential for rapid growth.

Front

What is the significance of the nitrogen cycle in ecosystems?

Back

The nitrogen cycle is crucial for converting nitrogen from the atmosphere into forms usable by living organisms, thus supporting life.

Front

Define biodiversity and its importance in environmental systems.

Back

Biodiversity refers to the variety of life in a particular habitat or ecosystem. It is important for ecosystem resilience, productivity, and stability.

Front

What is an ecosystem?

Back

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

Front

Explain the concept of carrying capacity.

Back

Carrying capacity is the maximum number of individuals of a species that an environment can sustainably support.

Front

What role do decomposers play in an ecosystem?

Back

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