AQA GCSE Geography Paper 1 (Physical Geography)

What is an ecosystem?

At which scale would a 'biome' be found?

• Local Scale

• Regional Scale

• National Scale

• Global Scale

Which of the following features is not a biotic component of an ecosystem?

• Vegetation (Flora)

• Water

• Wildlife (Fauna)

• Decomposers (Bacteria and Fungi)

Write a definition for abiotic components - include an example in your answer.

What is transferred between each trophic level in a food chain?

• Food

• Water

• Energy

What role do decomposers play in an ecosystem?

Which global biome is predominantly found along the equator?

• Tropical Rainforest

• Hot Desert

• Deciduous Forest

• Tundra

What is the climate like in the tropical rainforest?

• Mild temperatures with heavy rainfall.

• Hot temperatures with little rainfall.

• Mild temperatures with little rainfall.

• Hot temperatures with heavy rainfall.

What is leaching?

• The removal of nutrients from the soil by rainfall.

• The washing away of litter by heavy rainfall.

• The breaking down of litter by worms and bacteria.

• The dropping of litter onto the surface by biomass.

Name the correct order of the structure of the tropical rainforest.

• Forest floor, canopy, undercanopy, emergent.

• Undercanopy, canopy, emergent, forest floor.

• Forest floor, undercanopy, canopy, emergent.

• Emergent, canopy, forest floor, undercanopy.