ekurhuleni north

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EKURHULENI NORTH DISTRICT

13TH NOVEMBER 2018

Grade 7 Memorandum

NB Colleagues this is a marking guide, accept relevant answers and add them in this memo

Subject : Social Sciences Discipline : Geography

Date : 13th November 2018

Mark Allocation : 50

Time Allocation : 1 HOUR

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SECTION A: POPULATION GROWTH AND CHANGE [20]

QUESTION 1: POPULATION CONCEPTS (5)

1.1 Match column A with Column B and write the letter that represents your correct

answers in column C.

Column A Column B Column C

1.1.1 Life expectancy A. the difference between the birth

rate and death rate in a country

1.1.1 D

1.1.2 Birth rate B. The number of babies that die

before they are one year per

thousand people in a country

1.1.2 C

1.1.3 Infant mortality C. The number of babies born in a

year compared to every thousand

people in a country

1.1.3 B

1.1.4 Death rate D. The average number of years

people can expect to live

1.1.4 E

1.1.5 Population growth

rate

E. The number of deaths in a country

compared to every thousand people

1.1.5 A

5X1(5)

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QESTION 2: FACTORS AFFECTING BIRTH RATES AND DEATH RATES (10)

2.1 Study the following table and answer the questions below:

2.1.1 What is the highest Africa killer disease? (1)

HIV/AIDS

2.1.2 How many people were killed by the disease in 2012? (1)

620 000

2.1.3 Which of the above disease kills millions of people around the world and is spread by a particular type of mosquito. (1)

Malaria

2.1.4 Explain how diseases influence the death rate in the country. 1x2(2)

Deadly diseases increases the death rate in the counrty

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2.2 Study the following posters showing Government Policy on population and answer the questions below:

2.2 A 2.2 B

2.2.1 Give TWO ways the Chinese government enforced the one child policy.2x1(2)

Fines for extra children

Have to pay for education and health care

2.2.2 Decreasing the population of the country later affect the economy.negatively. Identify TWO ways low birth rate affected the economy of Italy. 2x1(2)

Smaller labour force

Increased healthcare costs

Increased pensions

Less spending on clothes or vacations

Lower GDP ANY TWO

2.2.3 What kind of incentive did the Italian government used to increase the population. 1x1(1)

Offered $ 1,500 per child some towns offered extra $ 15,000

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QESTION 3: WORLD POPULATION GROWTH (5)

Write a paragraph of about 7-8 lines on how Scientific developments and Improved health care increased the world population.

Use any FIVE of the following:

a) Disease control b) Improved sanitation c) Canned and frozen food d) Immunisation e) Medicines f) Health-care professionals

g) Disease control: infectious killed lots of people before doctors find a

way to prevent the outbreak Improved sanitation: provision of clean water, proper sewage systems led to less death rate and increase in population Canned and frozen food: Preserving food in cans and fridge for longer meant people had improved diets Immunisation: helps in reducing infant mortality Medicines: reduces human suffering improve the treatment of diseases and reduce death rate Health-care professionals: increase in number of professional caring for the population decrease the death rate

ANY FIVE

5x1(5)

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SECTION B: NATURAL RESOURCES AND CONSERVATION IN SOUTH AFRICA [30]

QUESTION 4: NATURAL RESOURCES (15)

4.1 Say whether the following statements are TRUE or FALSE.

4.1.1 Renewable resources can be replaced once they are used up. True (1)

4.1.2 Water and soil are renewable resources. True (1)

4.1.3 Non-renewable resources are used up faster than nature can

replace them. True (1)

4.1.4 Reforestation replaces the trees that have been cut down. True (1)

4.1.5 When something is extinct, it cannot be replaced and is lost forever. True(1)

4.2 Study the pictures below and answer the questions that follow:

B

A

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4.2.1 Describe the environmental damage in each picture and what caused

the damage

Picture A :Deforestation/ cutting of trees (1)

Cause: clearing the land for agriculture, building roads, for furniture, creating urban areas (1)

E

D

C

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Picture B : Water pollution (1)

Cause: Dumping waste in the rivers (1)

Picture C : Air pollution (1)

Cause: Air is polluted by the industries/ burning of fossils (1)

Picture D : Overfishing (1)

Cause: Increase in demand for fish because of growing population/ Improved fishing methods (1)

Picture E : Animal poaching (1)

Cause: Illegal selling the horn (1)

[15]

QUESTION 5: MANAGEMENT OF RESOURCES (10)

The map above shows the location of the very large marine reserve known as the

iSimangaliso Wetland Park. This area has been named a World Heritage Site

because of its natural beauty. A large number and type of plants(flora), and bird and

animal (fauna) species live in these habitats. A habitat is a particular area where

plants and animals live and these species are protected in this conservation area.

The large marine habitat is a home to many species including humpback whales

during summer months as they migrate northwards towards the warm waters of the

Mozambique coastline. Loggerhead and Leatherback turtles return to Cape Vidal

each November to December to lay eggs along the beach in this area. People who

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visit iSimangaliso Wetland Park can go on game drives and educational tours, bird-

watch, fish in selected locations, hike and go boating.

5.1 Why was the iSimangaliso Wetland Park made a conservation area?

To protect the plants and animals from harm 1x2(2)

5.2 Mention THREE things you think a tourist who visit iSimangaliso Wetland

Park will do.

a) can go on game drives

b) and educational tours

c) bird-watch

fish in selected locations

hike and go boating ANY THREE 3x2(6)

5.3 How can conservation area benefit people who live close to those areas.

People will be employed bringing income to local community

People will be educated on how to use natural resources in a better way ANY RELEVANT 1x2(2)

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QUESTION 6: WATER IN SOUTH AFRICA (5)

Use the above picture and write a paragraph of 7-8 lines on how as a family you can

save and use water responsibly. USE ONLY 5 POINTS

Use a broom not a hose to clean driveways and walkways Take a shorter showers Turn off the water while soaping hands and brushing teeth Turn off the tap when scrubbing pots or washing dishes Wash only full loads

Buy energy saving machines Plant flowers and plants that require less water Water the garden in the late afternoon to avoid evaporation

ANY FIVE 5x1(5)

GRAND TOTAL MARKS 50

GOOD LUCK !!!!

ekurhuleni north

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