Increasing food supply sustainably

Describe two ways that the mechanisation of farming has modified ecosystems.

Look at Fig. 5 in the Resource Booklet.

What is the main type of food consumed in Somalia?

Suggest one way that this data presentation could be improved.

Look at the graph, which shows the number of people in the world who are undernourished.

Year

In 2020 there were 770 million people who were undernourished.

Plot this data on the graph above.

Which one of the following statements is true about the graph?

A The biggest decrease in the number of people who are undernourished was between 2001 and 2003

B The biggest decrease in the number of people who are undernourished was between 2017 and 2020

C There were fewer people undernourished in 2017 than there were in 2005

D There was no change in the number of people who were undernourished between 2009 and 2014

Write the correct letter in the box.

Suggest an alternative graph which could be used to show this information.

Discuss the sustainability of one bottom-up approach to food security.

Look at Fig. 4 in the Resource Booklet.

Which statement is correct ?

A All of the countries are less hungry in 2020 than they were in 2012

B All of the countries are more hungry in 2020 than they were in 2012

C Chad scored the highest on the Global Hunger Index in 2012 and 2020

D Timor‑Leste has made the most progress in reducing hunger

Write the correct letter in the box.

Calculate the median of the data for 2012 in Fig. 4.

You must show your working.

Explain how two physical factors have an influence on food security.

Analyse the effectiveness of one past or present attempt to achieve food security at a national scale.

What is ‘food security’?

A When all people, at all times, have access to sufficient, safe and nutritious food

B When most people have access to sufficient, safe and nutritious food

C When people can decide which types of food they would like to eat

D When there is not enough food available

Write the correct letter in the box.

Explain how one human factor can influence food security.

Look at Fig. 4 in the Resource Booklet, which shows information about wasted food and drink in the UK.

Suggest two pieces of extra information which could be added to Fig. 4 to improve it.

Suggest how information like this could encourage people to be ethical consumers.

Discuss how changes in food production methods contribute to sustainable food production.

Explain how the mechanisation of farming has increased food production.

Study Figs. 4 and 5 in the separate Resource Booklet, which show information on commercial fishing.

Using Figs. 4 and 5, explain two ways that commercial fishing may have a negative impact on the environment.

Why might a small-scale ‘bottom-up’ approach to achieving food security be environmentally sustainable?

A Governments can help local businesses if they are struggling.

B Local shops and restaurants can import food from other countries.

C Locally grown food can be sold to local shops and restaurants.

D Small businesses can sell their produce all over the world.

Write the correct letter in the box.

Malthus and Boserup both had theories about population growth and food supply. Evaluate how similar the Malthus and Boserup theories are.

Which of the following is the correct meaning of food security?

A When all people always have access to sufficient, safe and nutritious food

B When people compost leftover food

C When people do not have enough food to eat

D When people have enough money to buy food most of the time

Write the correct letter in the box.

Explain one factor leading to demand outstripping supply for water.

Study the data below.

U S U G ermany
I ndia S o malia N o rth K o rea

Suggest one improvement which could be made to this graph.

What is the mean number of calories consumed per day for the countries in the table? Show your working and give your answer to one decimal place.

CASE STUDY – Food security in a country at a local scale

Analyse the success of one attempt to achieve food security at a local scale.

Study Fig. 4 in the Resource Booklet, a map showing the global hunger index.

Using Fig. 4, describe the pattern of countries where hunger is classified as serious.

State one change you would make to the data presentation methods used for Fig. 4

Study Fig. 5 in the Resource Booklet, which shows information about rural – urban differences in hunger.

What is the ratio of hungry people in rural areas to hungry people in urban areas?

A 5:1

B 4:1

C 3:1

D 2:1

Write the correct letter in the box.

Explain one human factor which can influence food security.

Case study – Food security at a national scale.

How effective was one past attempt to achieve food security at a national scale?

Resource Reliance

The line graph below shows world energy consumption by fuel from 1990 to 2035.

Use the following data to complete the line for natural gas from 2008 to 2035.

2015: 120 (Quadrillion Btu)

2025: 150

2035: 175

Explain how mining can affect ecosystems.

Study Fig. 5, a world map showing food security risk index by country.

Describe the pattern for countries with the lowest level of food security risk.

CASE STUDY – food security

For a country you have studied, explain how food security is achieved by one method at a local scale.