Definitions
Biodiversity
The variety of living organisms in an environment, including plants, animals, and microorganisms.
What is a biome?
A large region with similar climate, plants and animals.
What does food security mean?
Having reliable access to enough safe and nutritious food.
What does “sustainable” mean?
Using resources in a way that does not harm future generations.
What natural resource is essential for growing crops?
Water
Adaptation
A physical or behavioural feature that helps an organism survive in its environment.
Name 2 major biomes found on earth
Answer: Examples: desert, rainforest, grassland, tundra, savanna.
What term describes when people do NOT have reliable access to food?
Food Insecurity
Name one sustainable farming practice
Crop rotation, organic farming, agroforestry, drip irrigation.
Which climate type is generally best for growing many crops?
Warm climates with reliable rainfall.
Sustainability
Using natural resources in a way that meets present needs without harming future ecosystems.
Which biome is known for very low rainfall and extreme temperatures?
Desert
Name one region of the world that experiences major food insecurity.
Example: Sub-Saharan Africa / the Sahel.
What farming method involves growing different crops each season to keep soil healthy?
Crop rotation.
hat is the term for growing crops on stepped hillsides to prevent erosion?
Terrace farming.
Ecosystem
A community of living organisms interacting with each other and their physical environment.
Which biome has the greatest biodiversity in the world?
Tropical Rainforest
Name two factors that can cause food insecurity.
Examples: drought, conflict, poverty, climate change, population growth.
What irrigation system saves water by delivering it directly to plant roots?
Drip irrigation.
What global issue may reduce crop production due to rising temperatures and extreme weather?
Climate change
The large-scale removal of forests for agriculture, mining, or development.
What two main climate factors determine where biomes are located?
Temperature and Rainfall
Which organisation works globally to reduce hunger and improve food security?
United Nations / World Food Programme
Why is sustainable farming important for the future?
It protects soil, water and ecosystems while producing food long-term.
Why might countries rely on food imports?
Limited farmland, poor climate, drought, population pressure.