Tropical Rainforests - Mindmap
A mindmap with key points about rainforests that can be expanded on as a key part of revision for all ages.
- Created by: Roisin
- Created on: 09-06-13 21:14
View mindmap
- Tropical Rainforests
- Where?
- Between 5 degrees north and 5 degrees south (latitude) of the equator.
- Mainly between the tropics
- Climate
- Equatorial Climate
- Steady Temperature - around 26 to 33
- Sun always high in the sky
- Steady Temperature - around 26 to 33
- Vegetation
- Growing Conditions
- Sunlight
- Sun always high in the sky
- ONLY 1% of sunlight reaches the forest floor
- In canopy perfect for photo synthesis
- Sunlight
- Layers
- Emergent
- Trees
- Only 1 or 2 emergent trees for every acre of forest.
- Trees can reach 60m tall
- Tops of these trees can be a size of a football pitch
- Seeds are winged so they can be spread by the wind.
- Trees
- Canopy
- Most Wildlife live
- Trees
- Leaves have pointed tips to allow rain to drip off
- Leaves are large to absorb sunlight
- Where most trees grow to for sunlight
- In canopy perfect for photo synthesis
- Leaves are large to absorb sunlight
- Most trees 25-45m tall
- Leaves have pointed tips to allow rain to drip off
- Layer of leaf is 6m thick
- Undercanopy
- Vines and creepers hitch a lift to the sunlight
- Plants
- Pollination is difficult because of lack of air movement
- Air is damp and humid with little rainfall
- Plants rarely grow above 10m
- Forest Floor
- Plants
- Almost no plants grow here
- Plants only get 1 to 2% of sunlight
- Plants rarely grow above 3.5m tall
- Decomposing organic matter and leaf litter is found here
- Mostly insects found here
- Plants
- Emergent
- Growing Conditions
- Equatorial Climate
- Where?
Comments
Report
Report