Topic 1: Nutrients and the Environment
Topic 2: Pollution and Persistent Pollutants
Topic 3: Toxins and Toxicity
Topic 4: Waste Management
Topic 5: Acids and Bases
100

A compound containing carbon.

What is organic?

100

A chemical that is used to protect against bugs.

What is insecticide?

100
Thalidomide was deemed to be safe for humans due to its harmlessness on this species.

What are rats?

100

Using a swamp or bog to remove toxins from water is an example of this.

What is bioremediation?

100

A substance with a high pH level.

What is a base?

200

A nutrient that is used to build and repair the body

What is protein?

200

The process by which toxins accumulate within an organism over time.

What is bioaccumulation?

200

The dosage required for a substance to kill 50% of a population?

What is Lethal Dose 50 (LD50)?

200

The stage of water treatment responsible for removing solid waste particulates 

What is primary treatment?

200
Scrubbers are important devices used to protect the environment from this.

What is acid precipitation?

300

A bowl of salad with an olive oil dressing would contain which nutrients?

What are lipids and carbohydrates?

300

A herbicide that kills all the plants in the area could be classified as this type of herbicide.

What is non-selective?
300

A substance that causes harm to the ecosystem and living things?

What is pollutant?

300

CFCs are known the break down this chemicial compound.

What is Ozone?

300

The two products of a neutralization reaction.

What are water and salt

400

A chemical entering the body by passing through a membrane

What is absorption?

400

Too much fertilizer run off in a pond can lead to this phenomenon in the aquatic environment.

What is algal bloom?
400

The amount of a substance required to cause harm is known as its?

What is toxicity?

400

Algal bloom can affect the lake by creating a hypoxic zone, otherwise known as.

What is a zone without oxygen?

400

An alkaline substance would turn litmus paper this colour.

What is blue?

500

Calcium is an element that the body uses to build bones and teeth. Calcium could be classified as this kind of nutrient?

What is trace element or mineral

500

Significant concentrations of DDT in eagle eggs can be attributed to this process.

What is biomagnification?

500

Getting sick after eating too much vanilla ice cream would be an example of this.

What is acute toxicity?

500

The strong environmental currents that move pollution throughout the atmosphere.

What are circumpolar winds?

500
To create the ideal conditions for anaerobic bacteria, we can use this device?
What is a bioreactor?