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SS Term 2 Exam > Developments That Have Affected Population Growth > Flashcards

Developments That Have Affected Population Growth Flashcards

1
Q

What are all the developments that have affected population growth?

A
  • Increased food production
  • Scientific Developments (control of diseases and infection, improvement in sanitation, canned food and refrigeration)
  • Improved health care
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2
Q

What is the first reason that the population has increased at such a rapid rate?

A

Because farmers are able to produce enough food to feed extra people.

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3
Q

What change did people endure that has meant more food is made available, which has led to an increase in population?

A

The change from hunter-gathering to farming

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4
Q

What development in Europe changed the way people farmed the land? What was the outcome?

A

New framing methods in Europe during the 1700s changed the way people farmed the land. These methods produced extra food for the growing towns and cities.

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5
Q

Food production methods continued to improve, how has that made farming today?

A

Farming has become more scientific, today, farms are run more like factories and businesses.

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6
Q

What have scientists developed so plants can produce more food?

A

Scientists developed ways to change plant seeds so they produced more food.

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7
Q

What have new dams supplied farms with?

A

New dams supplied farms with plenty of water to irrigate the fields and produce more food.

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8
Q

What do chemical fertilizers do?

A

Chemical fertilizers make crops grow quicker and produce more food.

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9
Q

How do pesticides help?

A

Pesticides help to control diseases and pests that kill or eat crops.

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10
Q

How have machines helped farmers?

A

Machines saved farmers time and resulted in greater food production.

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11
Q

Developments in science have affected populations in a number of ways. Let’s look at how science helped to…

A
  • control diseases and infection
  • improve sanitation and access to clean water
  • develop canned food and refrigeration
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12
Q

What has science helped us understand about the causes and effects of diseases? How do these discoveries benefit us?

A

Science has helped us understand what causes certain diseases and how the diseases affect our bodies. This has made it easier to treat and control diseases.

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13
Q

What important scientific developments helped control diseases?

A

Vaccinations and the discovery of certain medicinal drugs.

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14
Q

What do vaccinations do? What happens when you give children vaccinations?

A

Vaccinations prevent people from getting certain diseases. Giving children vaccinations means they will not become seriously ill with diseases that may have killed them in the past.

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15
Q

What are some diseases that people can be successfully vaccinated against?

A
  • cholera
  • tetanus
  • typhoid
  • measles
  • polio
  • yellow fever
  • flu
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16
Q

What did the discovery of antibiotics help to prevent?

A

The discovery of antibiotics helped to prevent the spread of infections in people’s bodies.

17
Q

What did the use of antiseptics help with?

A

The use of antiseptics helped control infections and make operations more successful.

18
Q

What is part of people’s indigenous knowledge?

A

All communities have knowledge about certain herbs and plants that people use to heal and treat illnesses.

19
Q

How are many serious diseases spread?

A

Many serious diseases are spread by people drinking dirty water.

20
Q

How has science helped to make water safe to drink?

A

Science has helped people to develop ways of purifying water to make it safe to drink.

21
Q

How has supplying people with clean water helped?

A

Supplying people with clean water as helped to reduce death rates, especially among children.

22
Q

What does the sanitation and the development of better toilets reduce?

A

Improvements in sanitation and the development of better toilets reduces water pollution and the spread of disease.

23
Q

What improvements reduce water pollution and the spread of disease?

A

Improvements in sanitation and the development of better toilets.

24
Q

How can toilet waste be removed in cities?

A

Toilet waste can be removed in flushing toilets that use water.

25
Q

What do improved toilets in rural areas reduce?

A

The spread of diseases such as diarrhoea, cholera and typhoid.

26
Q

What has canning and refrigeration improved? How does this affects population growth?

A

Canning and refrigeration have improved people’s diets. (Decreased death rates as people live longer due to improved health)

27
Q

What has canning and refrigeration increased? What are the results?

A

Both canning and refrigeration have increased the variety of foods people eat. As a result, people have become healthier and live longer.

28
Q

How has canning and refrigeration helped to lower infant mortality rates?

A

Canning and refrigeration have made foods safer and reduced illnesses spread by food.

29
Q

How has canning and refrigeration increased life expectancy and lowered death rates across the world?

A

Better nutrition and more varied diets means that people’s overall health has improved, which has increases life expectancy and lowered death rates across the world.

30
Q

What are the important types of health care?

A

Preventative health care and curative health care.

31
Q

Examples of preventative health care:

A
  • washing hands
  • breast-feeding babies
  • vaccinations
  • education
  • using contraception (condoms)
  • regular visits to a clinic or doctor
32
Q

Examples of curative health care?

A
  • use of drugs such as antibiotics
  • operations
  • a cast for broken bones
  • massage and physiotherapy
33
Q

Which type of health care is more expensive? What does it require?

A

Curative health care is more expensive than preventative health care and may require trained doctors and nurses.

34
Q

What can improvements in curative and preventative health care help to increase?

A

Improvements in curative and preventative health care have helped increase life expectancy and lower death rates.

35
Q

How does hand washing benefit us?

A

Hand washing prevents the spread of diseases.

36
Q

How does breast milk benefit babies?

A

Breast milk is much better for babies than powdered milk and it builds their immune systems.

37
Q

How do vaccination benefit us?

A

Vaccination reduces infant mortality.

38
Q

How does the use of condoms benefit us?

A

The use of condoms prevents the spread do sexually transmitted diseases such as HIV.

39
Q

Benefits of canned food and refrigeration

A

Improves diets
Increased variety
Long lasting
Transportable

SS Term 2 Exam (15 decks)

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