Ecosystems Case Studies

How many square miles is The New Forest?

145

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How many acres of woodland are there in The New Forest?

8,500

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What proportion of Britain's dragonfly species live in The New Forest?

2/3

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True/False: The New Forest is the smallest national park in Britain?

True

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True/False: The New Forest habitats are becoming increasingly rare in Europe.

True

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Give a use of The New Forest?

Grazing for farmers - sheep, pigs and horses

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Why is there little agriculture in The New Forest?

Poor soil

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Give 3 threats to The New Forest habitat.

Grazing animals reduce blooming flowers, over use due to tourism (trampling, litter), cold winters damage population, development of housing and industry on outskirts, gales pull trees down

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Give 3 ways The New Forest is managed.

Pigs are let out for 60 days to eat acorns that are poisonous for the ponies, sheep grazing limited, cutting down scotch pine to allow other species to grow, ponies counted each year and some are sold

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Give the 5 levels of succession in heather moorland habitats.

no species, lichens, mosses & grasses, heather, scots pine & birch

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What causes heather to be the plagioclimax in heather moorland habitats?

Grazing animals eat small tree shoots

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Give 2 uses of heather moorland habitats,

Grazing, hunting for grouse

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How does grazing help to manage heather moorland habitats?

Prevents the natural regeration of trees.

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How does heather burning help to manage heather moorland habitats?

Helps create young, nutritious growth for grazing. Creates healthier heather with a mix of ages. The older heather creates shelter for birds.

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How many square kilometers is the Amazon Rainforest?

7.3 million sq km

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What is the temperature range for the Amazon Rainforest?

25-27 degrees (C)

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How much rainfall is there annually in the Amazon Rainforest?

2677mm

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True/False: The Amazon Rainforest is only in the Northern Hemisphere.

False: It is on both sides of the equator.

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How many species of the following types of animals are there in the Amazon Rainforest? Birds, Amphibions, Mammals, Reptiles, Fish

1,300 birds, 428 amphibion, 427 mammal, 378 reptile, 3,000 fish

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When does reproduction and leaf shedding occur in the Amazon Rainforest?

All year round

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What percentage of the Amazon Rainforest is actually forest? What do the other areas consist of?

80% rainforest, rest is swamps or cleared land

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Give 2 adaptations trees have made to live in the Amazon Rainforest.

Canopy trees have umbrella shaped crowns to absorb more sunlight, understory leaves have 'drip tips' to allow water to be removed, thin tree bark as it is not needed to prevent damage from cold, shallow buttress roots

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Give 2 adaptations animals have made to live in the Amazon Rainforest.

Toucans have strong bills to crack nuts, Tree frogs have sticky pads on their feet to hold onto wet branches, the poison dart frog is bright red to show it is highly toxic

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Give 3 threats to the Amazon Rainforest.

Cattle ranching, colonisation from overcrowded areas of Brazil, construction of hydroelectric dams, widespread legal and illegal logging, oil and gas extraction in Columbia, Ecuador and Peru, gold mining

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What percentage of deforestation does cattle ranching account for?

80%

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Give 3 management techniques for the Amazon Rainforest.

Establishing clear property rights over land, paying owners not to cut trees down, monitoring deforestation, expanding areas dedicated to national parks, ecotourism

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Give the name of a national park in the Amazon Rainforest.

Jaú

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How many square kilometres is the Serengeti?

30,000 sq km

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Where is the Serengeti located?

Eastern Africa - Tanzania

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What does the landscape of the Serengeti look like?

Flat plains and volcanic uplands, woodland in the north

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Give 2 examples of tree species in the Serengeti. How are they apated to living there?

Acacia, Baobab, large roots to **** up more moisture

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How have some of the toads adapted to the dry season in the Serengeti?

They fill their bellies with water before hibernating

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What do most amphibians do when the dry season arrives in the Serengeti?

Hibernate

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How are lungfish adapted to the Serengeti?

They have primitive lungs that also allow them to breathe air

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Give 3 threats to the Serengeti.

Poaching for food, ivory and rhino horn, increasing populations/housing, uncontrollable fires, increased tourism, construction of roads

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How are the threats to the Serengeti managed? Give 2.

Monitoring the ecosystem, vaccination programmes, controlled burning, conservation education programmes

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Ecosystems Case Studies

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