Geography revision

What is an ecosystem

• A community of only plants

• An environment where the living interact with the non living

• A community of living organisms interacting with each other chemically

• A community of only animals

What is a biome?

• where the living interact w the non living

• a large plant controlled by its surroundings

• a large ecosystem controlled by climate

• a large ecosystem controlled by the suns radiation

Where are rainforests found?

• along the equator

• between the tropic of cancer and capricorn along the equator

• between the tropic of cancer and equator

• between the tropic of capricorn and equator

explain the adaptation of butress roots.

• they are roots that give support and stabilize tall trees

• roots that help the plant gain more nutrients from the soil

• use large trees as a support to climb up the canopy

• helps plants grow quicker

explain the adaptation of drip tips

• protects leaves against heavy sunlight

• protects leaves against animals

• helps shed heavy rainfall

• helps plant grow quicker

how are large leaves and waxy coatings adapted?

• absorb more sunlight and protect from harsh sunlight

• helps plants grow faster

• absorb more water

• help shed heavy rainfall

how are branchless trunks adapted to the rainforest

• helps plants absorb more sunlight

• stabilizes tall trees

• helps plant grow quicker

• protect against heavy rain

how are lianas adapted

• they are vines and use large trees as a support to climb up to the canopy for sunlight

• they are vines and use large trees as a support to shed heavy rain

• helps stabilize tall trees by wrapping around them

• they are vines and use large trees as a support to grow quicker

What is erosion?

• 1. The formation of caves in limestone

• 1. The splitting of rocks due to extreme heat

• 1. A process by which rocks and soil are moved from one place to another

• wearing away of rocks

what is weathering?

• 1. The melting of glaciers

• 1. The process of breaking down rocks due to the weather conditions around it

• 1. The transformation of solid rock into magma

• Its the same as erosion