Ecosystems

Question 1

Ecosystems

Answer 1

Units that includes all biotic parts and abiotic parts in an area
Producers, consumers, decomposes

Question 2

Global ecosystems

Answer 2

Tundra – permafrost, little rainfall, vegetation little
Grassland – Savannah, very dry and rainfall relatively low – temperate, more variation less rainfall
Temperature deciduous forests – rainfall all year round summer is warm winter is cold
Tropical rainforests – found at the quieter hot and wet all year
Hot dessert- Little rainfall
Polar – cold icy and dry
Case study – Epping Forest (deciduous forest)

Question 3

Tropical rainforests

Answer 3

Climate – rainfall high temperature high
Soil – isn’t very fertile

Case study – Amazon
Sim biotic relationship – Brazil nuts, get from Brazil tree, pollinated by englossure orchid bee, bee lives in specific variety of orchid, not only opened by agutis

Question 4

Tropical rainforests biodiversity

Answer 4

Plants – thick waxy leaves, drip tips, snooze then bark, climbing plants,
plants – thick waxy layers, drip tips, smooth thin bark, climbing plants, buttress roots
Animals – strong limbs to climb, flaps of skin to glide, suction cups for climbing, camouflage, swim, nocturnal

Question 5

Tropical rainforest deforestation

Answer 5

Reasons – population pressure, extraction, energy development, commercial locking, commercial farming, subsistence farming

Question 6

Tropical rainforestSustainable management

Answer 6

Selective logging
Re-planting
Eco tourism
International hardwood agreements
Education
Reducing debt
Conservation