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14.3 Pollution
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Slide 1:
Diapositive
Biologie
Middelbare school
vwo
Leerjaar 3
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Slide 1 - Diapositive
14.3 Pollution
Slide 2 - Diapositive
Learning objective
You will learn what happens with your waste, which waste products produce air pollution and how carbon dioxide in the air poses a threat.
Schedule
- learning objective
- 2 questions
- instruction: waste
- instruction: pollution
- instruction: carbon dioxide
- instruction: tolerance curve
- work on homework
- end of class
Slide 3 - Diapositive
What percentage of a scrapped car do you think is recyclable?
A
35%
B
55%
C
75%
D
95%
Slide 4 - Quiz
Which type of organism can turn organic waste into compost?
A
Plants
B
Animals
C
Fungi
Slide 5 - Quiz
Our waste
domestic waste
= waste that is produced by households
Recycling and reuse
Incineration plants
= factories with ovens in which non-recyclable waste is burned after metals have been removed
Landfill sites
= dumpsites
Slide 6 - Diapositive
Fossil fuels
Slide 7 - Diapositive
Air pollution
emission
= the release of waste gases
Slide 8 - Diapositive
Consequences of pollution
1. Fine (dust) particles in the air
2.
Smog
= dirty fog made of particulate matter and waste gases
3. Acidification
Slide 9 - Diapositive
Consequences of soil acidification
1.
Minerals
dissolve and wash away to where they are
unreachable
for plant roots.
2.
Toxic substances
damage the root hairs
. Plants fall ill as a result.
Slide 10 - Diapositive
Carbon cycle
Slide 11 - Diapositive
CO2 in the atmosphere
Slide 12 - Diapositive
Slide 13 - Diapositive
Activity of an enzyme depend on temperature
Tolerance curve for an abiotic factor
Slide 14 - Diapositive
What?
Make: 14.3 assignments 4, 5, 7, 9, 10, 12-19
How?
Work in your book. You may consult in a whisper.
Help?
Ask your neighbour first. Then raise your hand to ask me.
Time?
10-15 minutes
Finished?
Check your answers. Study for the big test.
Slide 15 - Diapositive
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