Boreal Forest, Temperate Forest and Desert Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

What is a biome?

A

A region of the world with similar climate, topography, flora and fauna

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

What is the largest biome on the planet?

A

The aquatic biome

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

If you start at the equator and move north, which biomes will you travel through from closest to furthest?

A

Tropical rainforests, temperate forests, grasslands, deserts, boreal forests and tundra

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

What is the major environmental influence on a biome?

A

Climate

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Why are biomes important?

A

They produce food, fibre and a natural habitat for plants and animals

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

What are the six key biomes being studied?

A

Boreal forest, temperate forest, tropical rainforest, desert, grassland and tundra

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

What are the key characteristics in describing the context of a biome?

A

Climate, geology, scale, topography, hydrology, flora and fauna

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

What is the boreal forest biome?

A

The largest land-based biome, dominated with coniferous flora

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Where do Boreal forest occur in terms of latitude and region of the world?

A

Between 50-60°N latitudes and 2/3 are found in Siberia, with the rest found in Scandinavia, Alaska and Canada

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

What is length of the growing season in the Boreal Forest?

A

3 months and it has a low number of species of plants

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

What is the longest season in the Boreal Forest and describe its temperatures?

A

Winter of 9 months, average temperatures fall to -15° with snow a common feature

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

What are the summers like in the Boreal Forest?

A

High levels of humidity with temperatures climbing towards the 20° mark

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

What are the major threats to the Boreal Forest biome?

A

Insect infestation, bush fires, mining, deforestation and climate change

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

What are three other names for the Boreal Forest?

A

Evergreen coniferous and taiga forest

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

What is the temperature range of the temperate forest?

A

-35°-40°C although the average weather conditions can be considered as temperate

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

Where do temperate forests occur?

A

Eastern North America, North Eastern Asia, Western Central Europe, as well as evergreen temperate forests in Australia

17
Q

What is the climate and seasons like in a temperate forest?

A

Well-defined seasons with a distinct winter, growing season of 140-200 days during 4-6 frost free months

18
Q

What latitudes are temperate forests found at and what is a common flora species?

A

23.6-49°N latitudes, deciduous, broad leaf flora species

19
Q

What are temperate forests in Tasmania and Victoria characterised by?

A

Ferns covering the ground and tall trees

20
Q

What is the soil like in a temperate forest?

A

Extremely fertile, deep and ideal for plant growth

21
Q

Which biome do the majority of the world’s population live in?

A

Temperate forest biome

22
Q

What types of trees are found in the temperate forest?

A

Deciduous and maple trees

23
Q

What is the most important characteristic of the temperate forest?

A

Climate due to the mild temperatures, fertile soil and frequent rainfall

24
Q

How has deforestation affected the temperate forest biome?

A

Forests have been reduced in size to make way for farmland

25
Q

Which animal had its population decimated from 30 million in the 1500s to about 1000 by 1870?

A

Bison

26
Q

When can an area be defined as a desert?

A

If precipitation is below 250mm per year

27
Q

What percentage of Australia can be classified as a desert?

A

18 percent

28
Q

Where does Australia rank in continents for dryness?

A

Second driest behind Antarctica

29
Q

Why can Australia be classified as arid or semi-arid?

A

70% of the continent receives less than 500mm of rainfall each year

30
Q

Which biomes are Australia home to?

A

Tropical rainforest, temperate forest, grassland and desert biomes

31
Q

Describe desert biomes and their most important characteristic?

A

The driest biome on the planet and the most important characteristic is the lack of rainfall they receive