APES Review 1

Front

What is denitrification in the nitrogen cycle?

Back

Denitrification is the process of converting nitrate (NO3) to nitrogen gas (N2), allowing it to return to the atmosphere.

Front

What are the environmental concerns associated with farm fishing?

Back

Farm fishing can lead to loss of biodiversity due to habitat destruction and overfishing.

Front

Which soil layer is known as topsoil?

Back

The A Horizon is considered the topsoil, rich in organic material and nutrients.

Front

What is a significant source of water pollution?

Back

Industrial waste discharge into rivers is a major source of water pollution.

Front

What does GMO stand for?

Back

GMO stands for Genetically Modified Organisms.

Front

What is the role of nitrogen-fixing bacteria in the nitrogen cycle?

Back

Nitrogen-fixing bacteria convert atmospheric nitrogen (N2) into ammonia (NH3), making it available for plants.

Front

What is eutrophication?

Back

Eutrophication is the process where water bodies become overly enriched with nutrients, leading to excessive growth of algae.

Front

What is the O Horizon in soil?

Back

The O Horizon is the topmost layer of soil, composed mainly of organic matter such as decomposed leaves and plants.

Front

What are the effects of deforestation on biodiversity?

Back

Deforestation leads to habitat loss, which can result in decreased biodiversity and extinction of species.

Front

What is the greenhouse effect?

Back

The greenhouse effect is the warming of Earth's surface due to the trapping of heat by greenhouse gases in the atmosphere.