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GGH1502 ASSIGNMENT 03 SEMESTER 1 2024 (587064)
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GGH1502 ASSIGNMENT 03 SEMESTER 1 2024. ANSWERS AVAILABLE.
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By: lindiweleia427 • 7 months ago
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Website: www.sirmthembu.store | 0617568718/0670276883 | Email: info@sirmthembu.storeGGH1502 ASSIGNMENT 03_SEMESTER 1_2024
Started on Saturday, 30 March 2024, 11:41 AM
State Finished
Completed on Saturday, 30 March 2024, 12:00 PM
Time taken 19 mins 39 secs
Marks 18.00/20.00
Grade 90.00 out of 100.00
Question 1
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________ is the release of substances into subsurface groundwater or lakes, streams, rivers,
estuaries and oceans to the point where the substances interfere with the beneficial use of
the water or with the natural functioning of ecosystems.
a.
Water extraction
b.
Water pollution
c.
Water distillation
d.
Water purification
Question 2
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Breathing difficulties can be due to ______ .
a.
poverty
b.
food shortages
c.
acid rain
d.
salinisation
Question 3
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Which one of the following statements is true?
a.
The calcium carbonate system helps to increase the pH of seawater.
b.
Due to industrialisation, surface ocean carbonate concentrations have increased.
c.
The more acidic the ocean, the slower the shells dissolve.
d.
Ocean acidification can negatively affect marine life, causing the shells and skeletons of
organisms that are formed from calcium carbonate to dissolve.
Question 4
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Which human activity does not threaten wetlands
a.
Rehabilitation
b.
Urban expansion
c.
Land for agriculture
d.
Forestry
Question 5
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Which one of the following graphs represents a balanced carrying capacity in an
ecosystem?
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