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ECOL 111 Section C Questions with Answers (100%
Correct Answers)
What stressors are facing marine environments Answer: Fossil fuels
producing CO2 which is absorbed by oceans
NZ threatened categories depend on Answer: pop size, trend, adopt
worst case -> very small populations, high ongoing or predicted
decline
What taxonomic group has highest proportion of threatened species
Answer: Reptiles, freshwater fish
Key Threats to Plants in NZ Answer: Exotic weeds
Pests (browsers, grazers)
Habitat destruction
Climate change
Plant collection
© 2025 All rights reserved
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What are wetlands Answer: Areas where water covers the soil or is
present either at or near surface for varying periods of time during
year
Key Threats to Biodiversity + Examples Answer: Land-use change -
deforestation
Exploitation - over fishing
Climate change - erosion, warming ocean (1/6 species effected)
Pollution - atmospheric deposition of N
Invasive species
What is the IUCN Red List Answer: A research method helping track
trends in biodiversity - categorise species on level of threat, shows
distribution, pop size, indicate health of biodiversity
why does biodiversity matter Answer: ecosystem stability,
biogeochemical cycles, food, key resources for humans, inspiration and
quality of life
© 2025 All rights reserved
ECOL 111 Section C Questions with Answers (100%
Correct Answers)
What stressors are facing marine environments Answer: Fossil fuels
producing CO2 which is absorbed by oceans
NZ threatened categories depend on Answer: pop size, trend, adopt
worst case -> very small populations, high ongoing or predicted
decline
What taxonomic group has highest proportion of threatened species
Answer: Reptiles, freshwater fish
Key Threats to Plants in NZ Answer: Exotic weeds
Pests (browsers, grazers)
Habitat destruction
Climate change
Plant collection
© 2025 All rights reserved
, 2
What are wetlands Answer: Areas where water covers the soil or is
present either at or near surface for varying periods of time during
year
Key Threats to Biodiversity + Examples Answer: Land-use change -
deforestation
Exploitation - over fishing
Climate change - erosion, warming ocean (1/6 species effected)
Pollution - atmospheric deposition of N
Invasive species
What is the IUCN Red List Answer: A research method helping track
trends in biodiversity - categorise species on level of threat, shows
distribution, pop size, indicate health of biodiversity
why does biodiversity matter Answer: ecosystem stability,
biogeochemical cycles, food, key resources for humans, inspiration and
quality of life
© 2025 All rights reserved
