1) Used in large quantities by plants a) Macronutrients b) Micronutrients 2) Used in small quantities by plants a) Macronutrients b) Micronutrients 3) Chemical symbol for Nitrogen a) Na b) N c) Ne d) n 4) Chemical symbol for Potassium a) P b) K c) Pm 5) Chemical symbol for Phosphorus a) P b) Pm c) Ph 6) The most important of the macronutients a) Poatassium b) Phosphorus c) Calcium d) Nitrogen 7) A plant deficient in this element will show pale green or yellow leaves a) Nitrogen b) Phosphorus c) Potassium 8) At pH levels below 5 and above 7.5, this element forms compounds that are insoluble and unavailable to plants. a) Nitrogen b) Potassium c) Phosphorus 9) A plant deficient in this element will show scorching (browning) of leaves a) Nitrogen b) Phosphorus c) Potassium 10) The tendency of a cereal crop to bend over so that they lie almost flat on the ground. a) Cropping b) Lodging c) Liming 11) A deficiency in this element can lead to chlorosis in fruit and anaemia in pigs a) Zinc b) Manganese c) Copper d) Iron 12) A deficiency in this element can lead to Swayback in sheep and curled, distorted ears in wheat. a) Zinc b) Manganese c) Copper d) Iron 13) A deficiency in this element can lead to Heart rot/crown rot in sugar beet and carrots a) Zinc b) Iron c) Boron 14) The optimum pH range for crop growth a) pH 6 - 7 b) pH 5 - 7 c) pH 6 - 9 15) Used to take soil samples a) Soil sampler b) Soil meter c) Soil auger 16) How many samples should be taken in a W shape pattern across a field for testing a) At least 5 b) At least 10 c) At least 20 17) A soil given a rank of 1 for the availability of a particular nutrient will have what type of response to a fertiliser? a) None b) Unlikely c) Likely d) Definite 18) A soil given a rank of 4 for the availability of a particular nutrient will have what type of response to a fertiliser? a) None b) Unlikely c) Likely d) Definite 19) A fertiliser that contains only one of the essential elements a) straight b) compound 20) If a substance can absorb moisture from the atmosphere, it is described as... a) adsorbed b) volatile c) hygroscopic 21) Method of application of fertiliser where it is spread on an established crop a) Placing in soil b) Broadcasting c) Top-dressing 22) Which of the following is not a toxic gas produced from slurry? a) Hydrogen Sulfide b) Ammonia c) Methane d) Carbon Dioxide e) Oxygen 23) The name given to the process whereby slurry is mixed to liquefy and give a uniform consistency before spreading a) Churning b) Agitation c) Blending 24) Damage caused by wet or waterlogged land where land is cut up by livestock movement on wet soils a) Capping b) Saturation c) Poaching 25) The artificial enrichment of a habitat or environment with nutrients a) eutrophication b) fertilising c) poaching 26) The amount of dissolved oxygen needed to break down organic material in a waste sample a) Eutrophication b) Algal bloom c) Biochemical Oxygen Demand

Chapter 8: Soil Management

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