Farming and Fishing for Food (OCR GCSE Geography B (Geography for Enquiring Minds)): Flashcards
📚Flashcards
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Practise the cards
10 cards from this deck
Subsistence farming purpose
Subsistence farming purpose
Growing food to feed own family
Commercial farming purpose
Commercial farming purpose
Producing food for sale and profit
Monoculture practice
Monoculture practice
Growing one crop across large areas
Why mechanised farming reduces biodiversity
Why mechanised farming reduces biodiversity
Monoculture replaces diverse ecosystems with single crop
Cause of soil erosion in mechanised farming
Cause of soil erosion in mechanised farming
Large cleared areas expose soil to wind and rain
Chemicals used in mechanised farming
Chemicals used in mechanised farming
Herbicides to kill weeds, pesticides to kill insects
Over-fishing definition
Over-fishing definition
Removing fish faster than populations can replenish
Bottom trawling method
Bottom trawling method
Dragging enormous nets along the seabed
Dynamite fishing method
Dynamite fishing method
Throwing explosives into water to kill fish
How commercial fishing modifies ecosystems
How commercial fishing modifies ecosystems
Removes key species, destroys habitats, cuts biodiversity