1B:Tropical Rainforests

Question 1

What is the climate in tropical rainforests

Answer 1

There’s no definite seasons

All are hot and wet

Question 2

Why are the temperatures hot in tropical rainforests

Answer 2

Because they are near the equator

Question 3

How much rainfall is there per year in rainforests

Answer 3

2000mm per year

Question 4

What is the soil like in tropical rainforests

Answer 4

Not very fertile

Question 5

Why isn’t the soil fertile

Answer 5

Heavy rainfall washes away nutrients

Question 6

What are the characteristics of trees in tropical rainforests?

Answer 6

Most trees are evergreen

Tall

Question 7

What are epiphytes

Answer 7

Plants that grow on other living plants and take nutrients and moister from the air

Question 8

What are the characteristics of animals in the tropical rainforest

Answer 8

Brightly coloured
Loud
A lot of animals

Question 9

Who are indigenous people?

Answer 9

People who have adapted to live in tropical rainforests

Question 10

Are rainforests dependent or independent ecosystems

Answer 10

Dependent

Question 11

Why can plants grow quickly and easily

Answer 11

The soil is high in nutrients because dead plant material is decomposed quickly by fungi and bacteria

Question 12

Why is animal population high

Answer 12

dense vegitation provides lots of food

Question 13

What is a symbolic friendship

Answer 13

Where plants and animals depend on each other for survival

Question 14

What are the big roots on tall trees called

Answer 14

Buttress roots

Question 15

Why to plants have waxy leaves

Answer 15

The waxy coating helps keep the rain away

Question 16

Why do plant in tropical rainforests have pointed tips

Answer 16

(Drip tips) channel the water to a point so it runs off and doesn’t damage the plant

Question 17

Why do trees have smooth thin bark

Answer 17

No need to protect the trunk from cold temperatures

The smooth surface helps the water run off easily

Question 18

How do climbing plants get sunlight

Answer 18

They use tree trunks to climb up to the sunlight

Question 19

Why do plants drop there leaves throughout he year

Answer 19

So they can keep on growing

Question 20

How are animals adapted to live in the ecosystems

Answer 20

Some animals have flaps of skin that enable them to glide between trees and other have suction cups - helps them to catch food and get away from pray

Question 21

Why are animals camuflagem

Answer 21

To hide from predators

Question 22

What is nocturnal

Answer 22

Animals sleep through the day and feed at the night

Question 23

What is biodiversity

Answer 23

The variety of organisms living in a particular area

Question 24

What is deforestation

Answer 24

The process of cutting down trees

Question 25

What will happen if deforestation continues

Answer 25

Will likely lead to extinction

Question 26

6 reasons why tropical rainforests are chopped down

Answer 26

``` 1/ population pressure 2/ mineral extraction 3/ energy development 4/ commercial logging 5/ commercial farming 6/ subsistence farming ```

Question 27

What is population pressure

Answer 27

As the population increased trees are cleared for new settlements

Question 28

What is mineral extraction

Answer 28

Minerals are mined and sold to make money

Question 29

What is energy development

Answer 29

Building dams to generate hydro-electric power; which floods large areas of forests

Question 30

What is commercial logging

Answer 30

Trees are felled to make money. Road building for logging also requires more free clearance

Question 31

What is commercial farming

Answer 31

Forests cleared to make space for cattle grazing or for palm oil or soya plantations

Question 32

What is subsistence farming

Answer 32

Forest is cleared so farmers can grow food for themselves and their families

Question 33

Environmental impacts of deforestation

Answer 33

Landslides and flooding - no trees to hold soil together and heavy rain washes away soil Trees remove co2 from atmosphere Burning vegetation produces co2 Deforestation is responsible for 15% global co2 emissions

Question 34

Economic impacts on deforestation

Answer 34

Logging farming and mining Money is made from selling timber mining and commercial farming Deforestation can destroy resources that countries depend on Livelihood of some local people are destroyed

Question 35

How is the rate of deforestation changing

Answer 35

It is very high | 300 000km2 per year (2000-2010)

Question 36

What is deforestation like globally

Answer 36

It is slowing down

Question 37

Why is it important to protect the rainforest

Answer 37

To preserve biodiversity

Question 38

3 ways tropical rainforests can be sustainably managed

Answer 38

Selective logging Replanting Ecotourism

Question 39

What is eco tourism

Answer 39

Tourism that minimises damage to the environment and benefits the local people

Question 40

How does ecotourism provide income for local people

Answer 40

Provide accommodation and transport | Act as guides

Question 41

What is replanting

Answer 41

When new trees are planted to replace the ones that are cut down

Question 42

Why is it important the same tree is planted as is cut down

Answer 42

So that the variety of trees is kept for the future

Question 43

What is selective lies

Answer 43

When only dome trees are felled

Question 44

Why is selective logging good

Answer 44

Less damage to the Forrest and overall structure of the forest is kept