Definitions
Acids/Bases
Water
Anything Goes
HodgePodge
100

Minerals needed in amounts of less than 100 mg/day.

What are trace elements?

100
The color of the litmus paper in a base.
What is blue
100
Dissolved oxygen in water should be high or low to support life?
What is high.
100

Plants obtain nutrients using this specialized structure.

What are root hairs?

100

The nutrients in a fertilizer bag labelled 10 - 20 - 15. 

What is 10% nitrogen, 20% phosphorous, 15% potassium?

200

Process in which chemicals collect in the tissues of an individual organism.

What is bioaccumulation?

200
A technology used by industry to remove SO2 gases from their emissions.
What is a scrubber.
200
Two items that water conservationists would test for to determine water quality.
What is acidity, dissolved oxygen, heavy metals, pesticides, salts, plant nutrients (nitrogen, phosphorus)
200
Solution to reduce the effects of acidity in lakes.
What is lime. (A Base)
200
What are the three R's?
reuse, reduce, recycle
300

A level of toxicity that will cause immediate harm to an organism. 

What is acute toxicity?

300
The term when an acid is added to a base to create water and a salt.
What is neutralization.
300

Insect that is sensitive to changes in pH in the water.

What are macroinvertebrates?

300
Name two of the four types of organic molecules.
What is carbohydrates, lipids, proteins (amino acids), nucleic acids (DNA, RNA).
300

Movement of chemicals in water from through soil.

What is leaching?

400

The dose of a chemical that is lethal to half the population exposed to that chemical.

What is LD50?

400
When a solution is a pH of 2, it is called
What is acidic.
400
Term to describe the accumulation of toxic pollutants through the food chain in water.
What is biomagnification
400

The reversing of pollution using living things.

What is bioremediation?

400
Nutrients required by plants in large quantities.
What is macronutrients?
500

Process by which statutes have been destroyed by rain.

What is acid precipitation.

500
pH 5 is how many times more acidic than pH 9?
What is 10 000x.
500
Term for Adding lots of water to a pollutant to decrease its concentration.
What is dilution.
500
The breakdown of organic molecules by bacteria, fungi.
What is biodegradation?
500

What type of compound in NSO4

What is molecular/covalent?

M
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