Unit 11 Ecology and Human Impact

Front

What does a rapidly growing population pyramid indicate?

Back

It indicates that the population is increasing quickly, often due to high birth rates.

Front

What is the difference between a habitat and a niche?

Back

A habitat is the environment where an organism lives, while a niche is the role or function of that organism within its habitat.

Front

What is a good conservation practice for renewable natural resources?

Back

Planting one tree for every tree cut down is an example of a good conservation practice.

Front

What is the main human activity that contributes to greenhouse gas emissions?

Back

Burning fossil fuels is the primary activity that releases greenhouse gases.

Front

What factor contributes to the rapid increase of invasive species like Asian carp?

Back

The lack of natural predators in the new ecosystem allows their population to grow unchecked.

Front

Define ecology.

Back

Ecology is the study of interactions between organisms and their environment.

Front

What is an ecosystem?

Back

An ecosystem is a community of living organisms and their physical environment interacting as a system.

Front

What is the role of decomposers in an ecosystem?

Back

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

Front

What is biodiversity?

Back

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

Front

What is the significance of a food web?

Back

A food web illustrates the complex feeding relationships between organisms in an ecosystem.