Topic 4

Question 1

Name some natural reasources

Answer 1

Water air forests animals marine life soil

Question 2

List 3 ways people use rocks

Answer 2

Mining-rocks and soil contain minerals such as gold diamonds

Heat and electricity- burning coal (rocks) makes heat and electricity

Chemicals from coal and other rocks are used in many industries

Question 3

Name two ways people use soil.

Answer 3

To grow food and forests

To raise animals

Question 4

List four ways people use water

Answer 4

Watering crops
Drinking washing removing sewage
Used in mines and industry to make things clean
Fish live in water

Question 5

What does MPA stand for

Answer 5

Marine protected areas

Question 6

Where was the first marine area to be protected in South Africa

Answer 6

Tsitsikamma

Question 7

What are marine reserves good for

Answer 7

Protect and conserve marine life
Control and harvesting of coastal marine species
Reduce conflict between people competing for coastal resources

Question 8

Name the two different types of community conservation projects

Answer 8

Projects that show people better ways to use natural resources in their environment such as the rainman landcare foundation

Projects that make income for local communities by using natural environment as a reasource such as the mahushe shangwe game reserve

Question 9

What are swales

Answer 9

Banks of grass planted between beds of crops to keep water in the soil for longer

Question 10

What does ecotourism aim to manage and protect

Answer 10

The natural beauty and biodiversity of the area

An area’s important historical and natural sites

Question 11

Give 9 examples of Eco tourism activities

Answer 11

Game viewing
Pony trekking 
Bird watching 
Scuba diving and snorkelling 
Hiking
Whale watching 
Mountain biking 
Visiting historical sites 
Rock climbing

Question 12

List a few reasons why dams are important

Answer 12

Water has to be dtored in dams 
Water needs to be cleaned 
Clean water must be stored
Water has to be pumped along pipes to settlements 
Dams store water 
Dams provide a regular supply of water for settlements farms and industry 
Dams help to control the flow of river 
Water can be moved 
Some make electricity

Question 13

List five alternatives to building dams

Answer 13

Use the avalibe water better and avoid waste
Recycle waste water
Use less water on farms improving irrigation systems

Repair water supply systems
Store water under ground to prevent evaporation

Question 14

What does RHP stand for

Answer 14

River health program

Question 15

What is the RHP’s logo?

Answer 15

A dragonfly

Question 16

What is the RHP

Answer 16

An organisation that works towards finding out where and how river catchments have been damaged

Question 17

List a few ways we can care for our river catchment areas

Answer 17

Farmers use natural fertilisers and pesticides
Keeping the vegetation so that the rivers don’t collapse
Laws to stop people from dumping in the river

Question 18

What are the subsistence farmers impact on the land?

Answer 18

They don’t use chemicals that pollute water sources
They use traditional farming methods
They do not change the land by making drains and removing wetlands water crops by hand

Question 19

What are commercial farmers impact on the land

Answer 19

Use artificial chemicals
Pesticides and fertiliser can wash in to rivers causing pollution
Large scale irrigation systems use a lot of water

Question 20

List four ways farmers can use water more responsibly

Answer 20

Choosing an irrigation system that reaches each plant to ensure water gets to the plant

Ensure irrigation is at the coolest part of the day to avoid evaporation

Make sure water drains well

Plant crops that do not need a lot of irrigation

Question 21

What impact does industry have on water

Answer 21

They use 8% of Africa’s water
Poisonous chemicals from industries
South Africa spends billions of dollars making the polluted water safe

It’s illegal for industry to pollute the environment

Question 22

How we can use water responsibly at home

Answer 22

Fixx leaking pipes
Mend dripping taps
Use buckets of water to wash cars yards and windows
Don’t leave the tap running when you brush your teeth
Use tanks to store rainwater
Install toilets that use less water