Quiz PermacultureOnline version Principle 4 Podcast - answer the questions by Perma culture 1 What examples of negative impact does he mention? a diseases b overabundance c pets 2 Where does he grow his blueberries? a in a greenhouse b in the sand c in his backyard 3 What happened to his blueberry plants? a they were being eaten by saddleback caterpillars b they were being damaged by an unknown neighbour c they were being harvested by someone else 4 How did he discover that it was saddleback caterpillars that were damaging his blueberries? a he saw one on a leaf b he was harvesting blueberries and discovered one on a berry c he got stung by one of them 5 What did he do first to solve the problem? a he harvested all the blueberries b he picked the caterpillars manually c he observed the caterpillars damaging his blueberries to get information 6 What was eventually the solution to the damaging of the caterpillars? a he introduced a beneficial natural predator b he settled traps 7 What are the benefits of self-regulation and feedback? a they help feeling more balanced b they bring natural predators to a place c they help bring balance to a system d the natural system require as little input on our part as necessary Feedback 1 diseases and pests 2 in his backyard 3 they were being eaten by saddleback caterpillars 4 he got stung by one of them 5 he picked the caterpillars manually 6 natural predators