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Food Production
| Question | Answer |
|---|---|
| Which type of food production produces more food per unit area a) crops b) livestock | crops |
| Explain when livestock is preferable to crop protection | In environments unsuitable for plants e.g. sheep farmed on a steep hill |
| Explain why crops produce more food than livestock | Plants are at a lower trophic level. Energy is lost at each trophic level |
| Define food security | Access to food of sufficient quality and quantity |
| Describe the 4 feature of poor animal behaviour. | 1. stereotypy 2. misdirected behaviour 3. apathy/hysteria 4. failure to parent or sexual behaviour |
| Which type of farming has animals with poorer welfare | intensive |
| Repetitive pointless behaviour is termed | stereotypy |
| Define misdirected behaviour | Inappropriate behaviour to themselves or others |
| Define Apathy | Excessively low levels of activity |
| Define hysteria | Excessively high levels of activity |
| State 2 advantages of intensive farming | 1. less labour 2. less land 3. higher profits 4. cheaper |
| State one advantage of free range farming | Higher animal welfare |
| Explain why leaf infestation by insects reduces crop yield. | Lower photosynthesis Lower glucose for growth. |
| Explain why light intensity increases crop growth. | Increases photosynthesis increases glucose for growth |
| Name two factors affecting photosynthesis | light intensity OR temperature OR carbon dioxide concentration |
| Farming using high levels of pesticides and animals kept in small cages is called a) free range b) intensive | intensive farming |
Created by:
brightminds