Pollution Solutions
Aquatic Zones and Terms
Soil Layers and Words
Canadian Biomes
100

The primary industrial gas source for acids (like sulfuric and nitric acid) that cause acid deposition.

What are sulfur dioxide and nitrogen oxides?

100

The warm, well-lit surface zone of a lake where most photosynthesis occurs and is popular for boating.

What is the Limnetic Zone?

100

The upper-most layer of soil, rich in humus, that supports the most plant growth

What is the Topsoil?

100

This biome is known for its cold temperatures and is dominated by coniferous trees like spruce and fir.

What is the Boreal Forest (Taiga)?

200

The process used to check for water pollution  by testing for the presence of Coliform Bacteria.

What is a water quality test (or testing for pathogens)?

200

The shallow, marshy area of a lake that is closest to the shore and supports rooted vegetation.

What is the Littoral Zone?

200

The dense, unbroken layer of solid rock that forms the lowest level of the soil profile.

What is Bedrock?

200

This biome is described by the factors of a long growing season and is home to grass and grazing animals like bison.

What is the Grassland (Prairie)?

300

A type of water pollution that results from salt or fertilizer being carried away in runoff.

What is non-point pollution?

300

The layer of water in a lake that experiences a rapid drop in temperature during the summer months.

What is the Thermocline?

300

The process where dissolved or suspended materials are carried downward through the soil profile by water.

What is Leaching?

300

An area of continuous permafrost where only low-growing plants like mosses and lichens can survive.

What is the Tundra?

400

Type of water pollution that occurs next to Boundary Dam by Estevan.

What is heat pollution?

400

A type of lake that is shallow, murky, rich in nutrients, and often prone to high algae growth.

What is a Eutrophic lake?

400

This soil layer lies below the topsoil and often contains minerals deposited by the process of leaching.

What is the slow breakdown of Bedrock and parent material?  

400

A biome characterized by a moderate, wet climate that supports large deciduous trees and has rich, dark soil.

What is the Temperate Deciduous Forest?

500

How acid rain harms trees 12 by removing essential nutrients, like calcium, from the soil.



What is Leaching?

500

These microscopic organisms, including phytoplankton, are the base of the food web in the limnetic and profundal zones.

What are Plankton?

500

The main reason that soil formation  takes such a long time, often taking hundreds of years.

What is the Subsoil?

500

The primary abiotic factor  that determines where the major Canadian biomes transition into one another

What is Climate (or temperature/precipitation)?

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