New
New
Year 11
AQA

Strategies to increase food supply

I can describe different strategies used to increase food supply and outline the advantages and disadvantages of Kenya's Mwea irrigation scheme.

New
New
Year 11
AQA

Strategies to increase food supply

I can describe different strategies used to increase food supply and outline the advantages and disadvantages of Kenya's Mwea irrigation scheme.

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Lesson details

Key learning points

  1. Different strategies can be used to increase food supply.
  2. Strategies to increase food supplies include irrigation, aeroponics and hydroponics.
  3. Biotechnology has a role, for example, producing genetically-modified crops that are drought-resistant.
  4. A new green revolution is needed to increase the production of smaller farms without harming the environment.
  5. Mwea Irrigation Scheme, Kenya, is a large-scale agricultural development with advantages and disadvantages.

Keywords

  • Hydroponics - growing plants using mineral nutrient solutions in water and without soil

  • Aeroponics - growing plants in a mist environment without the use of soil

  • Biotechnology - use of technology to modify organic products or processes, for example, genetically-engineering crops

  • New green revolution - approach to boosting food production that seeks to benefit poor farmers bypassed by the original green revolution and conserve the environment

  • Appropriate technology - technology suited to the needs, skills, knowledge and wealth of local people in the environment in which they live

Common misconception

The green revolution came about as a result of genetically-modified crops.

The original green revolution, in the second half of the twentieth century, came about as a result of hybridisation of existing crop varieties (and the use of pesticides). It did not employ biotechnology such as genetic modification.


To help you plan your year 11 geography lesson on: Strategies to increase food supply, download all teaching resources for free and adapt to suit your pupils' needs...

This lesson builds on students' understanding of agribusiness introduced in the lesson about food resources in the UK.
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This content is © Oak National Academy Limited (2025), licensed on Open Government Licence version 3.0 except where otherwise stated. See Oak's terms & conditions (Collection 2).

Lesson video

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Prior knowledge starter quiz

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6 Questions

Q1.
Match the keywords to their correct definitions:

Correct Answer:Resource,Something useful from the environment

Something useful from the environment

Correct Answer:Supply,The amount of a resource available

The amount of a resource available

Correct Answer:Demand,The need or desire for a resource

The need or desire for a resource

Correct Answer:Inequality,When resources are not shared fairly or equally

When resources are not shared fairly or equally

Q2.
What is a resource?

Something found only in cities
Correct answer: Something useful from the environment like water or food
A type of machine
A kind of building

Q3.
What does supply mean in terms of resources?

How much people want something
How much people earn
Correct answer: How much of a resource is available
How much food people eat

Q4.
What does demand mean?

How much is used
How much is wasted
How much is imported
Correct answer: How much people want or need

Q5.
Which of these is true?

Correct answer: Some countries have more resources and some less
All countries have the same amount of resources
Resources are unlimited everywhere
Only rich countries have resources

Q6.
Why do some countries have more resources than others?

Because of random chance
Correct answer: Due to factors like geography and history
Because people ask for more
Because they spend more money

Assessment exit quiz

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5 Questions

Q1.
Match the keywords to their correct definitions:

Correct Answer:Hydroponics,Growing plants using nutrient solutions in water without soil

Growing plants using nutrient solutions in water without soil

Correct Answer:Aeroponics,Growing plants in a mist environment without soil

Growing plants in a mist environment without soil

Correct Answer:Biotechnology,Use of technology to change crops or living things

Use of technology to change crops or living things

Correct Answer:New green revolution,Modern farming to help poor farmers

Modern farming to help poor farmers

Correct Answer:Appropriate technology,Tech suited to local skills and environment

Tech suited to local skills and environment

Q2.
What is the new green revolution?

The original green revolution from the 1900s
Correct answer: A modern approach to increase food for poor farmers and protect the environment
Using only traditional farming methods
A type of pesticide

Q3.
What is appropriate technology?

Very expensive machines
Technology only for rich countries
Correct answer: Technology suited to local people’s needs and skills
Technology that only scientists use

Q4.
Hydroponics grows plants without using .

Correct Answer: soil

Q5.
Which is true about the original green revolution?

It was started by genetic modification of crops
It began in the 21st century
It focused only on organic farming
Correct answer: It used hybrid crops and pesticides, not genetic modification

Additional material

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