Science 9
Environmental Chemistry
Review Quiz 1
Outcome: Investigate and describe the role of different substances in the environment in
supporting or harming humans and other living things.
1. Acids and Bases
 Properties of acid and bases
 Describe the neutralization process of acids and bases and any environmental changes you
would expect following neutralization.
 pH scale (Can you draw and label 10 different household items on the scale?)
2. Acid Rain
 pH range of acid rain
 Main factors contributing to acid rain and the pollutants involved
3. Nitrogen Cycle
 Draw and explain the nitrogen cycle.
4. Human Activities
 Agricultural Activities
i. What are the three main ingredients in a fertilizer? Why are these ingredients important
to plants?
ii. Explain why farmers use fertilizers and the effects fertilizers can have on the
environment if there is an excess.
iii. How are these nutrients labeled on a fertilizer container?
iv. Explain what 5-5-5 means on a fertilizer label.

Sanitary Landfill
i. Draw and explain the main components of a sanitary landfill.
5. Macro and Micro nutrients
 What is the difference between macronutrients and micronutrients?
 Name and describe the 6 macronutrients for plants and animals.
 Name and describe 2 micronutrients for humans.
Science 9
Environmental Chemistry
6. Organic molecules
 Name and describe the 3 main organic molecules we discussed in class (you may use a Venn
diagram).
7. Uptake of substances by plants
 Explain and draw a diagram of diffusion, osmosis and active transport.
8. Uptake of substances by humans
 Explain the ingestion and absorption of nutrients by animals.