Ecosystems with case studies Flashcards
Define an ecosystem
a community of plants and animals that interact with each other and there physical environment
Define a biome
an ecosystem on a global scale
Lots of biomes are…
a biosphere
Three things about a Tropical rainforest
1) Hot and wet (27-30 degrees)
2) Broad leave plants
3) Found at the equator
Three things about a Desert
1) Very hot, low rainfall (above 30 degrees)
2)Plants have water storing adaptation (succulence)
3) Found in the northern hemisphere, Low pressure at the equator
Three things about a Tundra
1) Temperatures are below 0 degrees
2) Lichen and mosses
3) Found at either pole
Three things about a Temperate Deciduous forest
1) Warm summers, cool winters
2) Precipitation all year
3) Trees drop there leaves
Define a climatic factor
linked to the earths climate, driven by the suns energy
(latitude)
Define a local factor
in a close area/local area
(altitude)
Define a good
a tangible object you can take from an ecosystem
(wood)
Define a service
something a biome does which automatically benefits us
(co2 into o2)
What is the nutrient cycle for a tropical rainforest?
small leaf litter
small soil
large biomass-biotic
What are the UK’s ecosystems?
heathland
wetland
moorland
marine
woodland
Benefits of marine ecosystem
tourism
fishing
energy
Threats to marine ecosystem
overfishing
eutrophication
wind farms
economic development of coast
