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Topic 12.4Geography SL12 flashcards

Future health and food security and sustainability

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Card 1 of 1212.4.1
12.4.1
Question

Define food security.

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All Flashcards in Topic 12.4

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12.4.112 cards

Card 1definition
Question

Define food security.

Answer

Reliable physical and economic **access** to enough safe, nutritious food.

Card 2definition
Question

Food availability vs food security?

Answer

**Availability** = how much food is produced/supplied; **security** also needs **access**, affordability and stability.

Card 3definition
Question

Define sustainability (food).

Answer

Meeting present food needs **without depleting** the land, water and climate future generations need.

Card 4definition
Question

What are GM organisms?

Answer

Crops or animals whose **DNA is altered** to raise yield or add pest/drought/frost resistance.

Card 5definition
Question

What is vertical farming?

Answer

Growing crops in **stacked indoor layers**, year-round, on a tiny land footprint with recycled water.

Card 6definition
Question

What is in vitro (lab-grown) meat?

Answer

Meat **cultured from animal cells** without raising livestock — far less land and water than conventional meat.

Card 7concept
Question

How does cutting food waste help?

Answer

Feeds more people with **no new land or water**, and saves the water, energy and fertiliser already used.

Card 8concept
Question

One environmental downside of GM crops?

Answer

**Biodiversity loss** — wide single-variety planting plus herbicide use removes wild plants and insects.

Card 9concept
Question

One social downside of GM crops?

Answer

**Inequality** — patented, costly seed leaves poorer farmers behind richer ones.

Card 10concept
Question

Case study — Green Revolution in India?

Answer

High-yield grain made India self-sufficient (availability) but **drained aquifers** and worsened inequality (sustainability cost).

Card 11concept
Question

Health link — prevention vs treatment?

Answer

Diseases like **malaria** (sub-Saharan Africa) and **cholera** (Haiti 2010) are far cheaper to **prevent** (nets, vaccines, clean water) than to treat.

Card 12concept
Question

What does a top [10] food essay need?

Answer

A structured, evidenced argument, **named located examples**, both sides weighed, and a **justified conclusion**.

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IB Geography SL Topic 12.4 Flashcards | Future health and food security and sustainability | Aimnova | Aimnova