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Biology - B3 - AQA - GCSE - Food Production
Descripción
GCSE (Biology B3 GCSE) Science Mapa Mental sobre Biology - B3 - AQA - GCSE - Food Production, creado por Josh Anderson el 07/03/2016.
Sin etiquetas
science
biology b3 gcse
gcse
Mapa Mental por
Josh Anderson
, actualizado hace más de 1 año
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Creado por
Josh Anderson
hace más de 8 años
48
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Resumen del Recurso
Biology - B3 - AQA - GCSE - Food Production
Sustainable Food Production
Ways of producing food in ways that can continue for many years
Intensive farming
Cons
Unethical
Destroys communities
Worse quality food
Diseases can spread
Pollution
Can be expensive to control and maintain constant temperatures
Pros
Less energy lost to movement
The most biomass from the least food
Maximises production
Packs as many animals into as small a place as possible.
Ready in a matter of weeks
Cheap
Free-range Farming
Cons
Expensive
Takes a long time
Less produce (biomass)
Animal use more energy
Weather can be a problem
Pros
Supports small businesses/communities
Ethically correct
Less pollution
No need for temperature control
Better quality food
Less risk of disease
Mycoprotein
Fungi
Fusarium
Used to make meat substitutes
Grown in fermenters
Glucose syrup used as food
Aerobic respiration - oxygen supplied (with ammonia (for nitrogen) and other minerals)
Continuous production
No stop-start process
Harder to steralise
If a foreign microorganism enters the fermenter, the whole production line is affected.
Batch production
Stop-start process
Easy to steralise
If a foreign microorganism enters the fermenter,only the last batch is affected.
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