Topic 3 Flashcards Preview

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Flashcards in Topic 3 Deck (35):
1

What are decomposers?

Mainly bacteria and fungi in the soil that breaks down dead flora.

2

What is biotic?

Components of an ecosystem that are living or have once lived.

3

What is abiotic?

Non-living components of an ecosystem.

4

What are nutrients?

The chemicals that living members of ecosystems require for growth.

5

What are flows?

Movements of nutrients and energy through the ecosystem.

6

What are stores?

Places where nutrients and energy are at rest.

7

What is energy?

The component of the ecosystem that comes from the Sun.

8

What is a ecosystem?

A community of flora and fauna and the environment in which they live.

9

What is a biome?

An ecosystem at a global scale.

10

What are flora and fauna?

Flora - Plant life.
Fauna - Animal life.

11

What is a savannah?

A response to a summer wet season and winter dry season.

12

What is a tropical rainforest?

A response to areas that are hot all year round and have no dry season. Monthly precipitation is at least 6 cm.

13

What is a temperate rainforest?

A response to areas having a mean annual temperature between 4 and 12 oC and an annual precipitation of over 140 cm.

14

What is a taiga?

A response to a sub-arctic climate. It has a long, very cold winter and a short cool summer. Much precipitation is as snow.

15

What is temperate deciduous forest?

A response to areas of warm, moist summers and mild winters.

16

What is subtropical desert?

A response to temperature that are hot all year and have too little precipitation to sustain life.

17

What is tundra?

A response to very cold (average -28 oC), dark winter and cool (+12 oC) summers. The ground is permanently frozen in winter.

18

What is alpine?

A response to climate change resulting from altitude. With increased height the vegetation will change from trees to grassland to shrubs.

19

What is mediterranean?

A response to hot, dry summers and wet, cool to warm winters.

20

What are temperate grassland/desert?

A response to a warm to hot summer and a cold, often freezing winter. Precipitation range from semi-arid to semi-humid.

21

What are producers?

Plant life that is a the source of energy for the animals that eat it.

22

What are primary consumers?

Animals that eat plants; also called herbivores.

23

What are secondary and tertiary consumers?

Progressive stages of animals eating other animals; also called carnivores.

24

What are omnivores?

Animals that eat both plant and animals.

25

What are the benefits of mountains, moorlands and heaths in the UK?

Food
Fibre
Fuel
Fresh water
Climate regulation
Flood regulation
Wildfire regulation
Water quality regulation
Erosion control
Recreation and tourism
Aesthetic values
Cultural values
Spiritual values
Education
Sense of place
Health benefits

26

What are the benefits of semi-natural grasslands in the UK?

Food
Biofuels
Fresh water
Genetic resources
Climate regulation
Air and water quality regulation
Recreation and tourism
Aesthetic value
Cultural heritage
Spiritual values
Education
Sense of place
Health benefits

27

What are the benefits of enclosed farmland in the UK?

Food
Biofuels
Fresh water
Climate regulation
Pollution control
Water quality regulation
Pollination
Disease and pest control
Recreation
Aesthetic values
Cultural heritage
Education
Sense of place

28

What are the benefits of woodlands in the UK?

Timber and fuel wood
Fresh water species diversity
Climate regulation
Erosion control
Flood regulation
Disease and pest control
Air and water quality regulation
Soil quality regulation
Noise regulation
Recreation and tourism
Aesthetic values
Cultural heritage
Education
Employment
Sense of place

29

What are the benefits of freshwaters: open water, wetlands and floodplains in the UK?

Food
Water
Peat (horticulture/fuel)
Navigation
Bioenergy
Health products
Climate regulation
Water regulation
Water quality regulation
Fire hazard regulation
Recreation and tourism
Aesthetic values
Spiritual values
Education
Health benefits

30

What are the benefits of urban in the UK?

Genetic resources
Air and water quality regulation
Noise regulation
Local climate regulation
Flood regulation
Pollination
Recreation and tourism
Aesthetic values
Cultural heritage
Spiritual values
Education
Sense of place
Health benefits

31

What are the benefits of coastal margins in the UK?

Food
Cooling water (nuclear power stations)
Land for military exercises
Pharmaceutical products
Wild species and diversity
Coastal defence
Water quality regulation
Pollution control
Recreation and tourism
Aesthetic values
Cultural heritage
Spiritual values
Education
Sense of place
Health benefits

32

What are the benefits of marine in the UK?

Food
Pharmaceutical products
Pollution control
Climate regulation
Recreation and tourism
Aesthetic values
Cultural heritage
Education
Sense of place

33

What is biodiversity?

The number of different species found in an ecosystem.

34

What is a indigenous species?

Those that are the natural response to conditions of climate and rock type in the area.

35

What are the main causes for the loss of biodiversity?

Destroying ecosystems