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AQA GCSE GEOGRAPHY EXAM QUESTIONS AND ANSWERS WITH
COMPLETE SOLUTIONS VERIFIED GRADED A++
Terms in this set (33)
When dead material is decomposed, nutrients are released into the soil.The nutrients
Describe how nutrients are cycled in a are then taken up from the soil by plants. The plants may be eaten by consumers.
land-based ecosystem. When the plants or consumers die, the nutrients are returned to the soil. This transfer
of nutrients is called nutrient cycling
- Along the equator between the Tropic of Cancer and the Tropic o Capricorn
Describe the global distribution of tropical
- Asia, Africa, South America
rainforests
- Amazon is the largest area of tropical rainforest
Outline one reason why the concentration There has been an increase in thermal power stations that burn fossil fuels which
of carbon dioxide in the atmosphere has releases gases including carbon dioxide which build up in the atmosphere.
changed over time.
- Most of the world's hot deserts lie between 15° and 35° north and south of the
equator (1)
- Several deserts are found on the western side of continents, for example, the
deserts of South America and southern Africa (1)
Describe the distribution of hot deserts.
- The largest desert (the Sahara) stretches across northern Africa into the Middle
East (1)
- Some hot deserts extend much closer to the equator, for instance, the Atacama
desert on the western side of South America (1).
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