Food Production Crossword

Made from animal faeces and straw (manure). Replaces some nitrates to soil and supports soil structure.
Inorganic compounds that replace a range of nitrates and mineral ions to soil. Can cause eutrophication.
Pest numbers are controlled/reduced using another organism (e.g. predator, parasite, infertile males).
Animal sex hormones used in certain forms of biological pest control.
Chemicals that kill pests.
Pesticide that kills plants/weeds.
Pesticide that kills fungi.
Pesticide that kills slugs and snails.
Pesticide that kills insects.
Agricultural practice involving planting different crops in each field every year. Reduces pests and increases soil fertility.
Giving vast areas of farmland over to grow a single crop making pest control difficult.
Plants that grow root nodules containing nitrogen fixing bacteria. (e.g. peas, beans and clover).
Single celled fungus that is used in the production of bread, beer and wine.
Part of the beer brewing process – dried barley seeds that have been germinated.
Flowers that are added to beer for taste.
Seeds that provide the starch for beer production.
Enzyme that breaks down starch into maltose.
Type of ‘lactic acid’ bacteria that is used in the production of yogurt.
Sugar found in milk.
Process of heating milk to 90oC to kill any naturally occurring bacteria.
Large metal tanks that can hold thousands of litres of liquid culture. Used in the production of beer, wine, penicillin, insulin etc. Internal conditions can be carefully monitored and controlled for optimum product yield.
Maintaining a sterile environment.
Cooling equipment found on the outside of an industrial fermenter.
Mix the contents of an industrial fermenter to maintain an even temperature and ensure the nutrients are mixed with the microorganism.
Structure that bubbles air/oxygen/gas through the fermenter.
Competition between individuals of different species.
Competition between individuals of the same species.
The process by which humans select organism with desirable characteristics for breeding over many generations. Has led to the formation of different dog breeds, racehorses and improved livestock/crops.
Organisms that benefits by gaining nutrients and/or energy from a host, who is harmed in the process.