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Roles of living organisms in soil formation are;Decompose organic matter to humus (bacteria and fungi)Fix nitrogen in the soil (Rhizobium bacteria)Provide nutrients in the soil when they dieTheir waste matter adds nutrients to the soilTheir burrowing activities increase the breakdown of rock particlesPlant roots breakdown rocks as they grow and expand.Larger animals break rock particles increasing the process of weathering.
Advantages of living in a well-ventilated room include;Air is freshRoom is free from pollutantsSpread of communicable diseases is minimal
Adaptation of hydrophytes to its habitat.Have broad leaves to increase surface area for transpiration.Have numerous and large sized stomataFlowers are held above water to enhance pollination.Their root lack root hairs to minimize absorption of waterHave large aerenchyma tissues which gives them buoyancy.Have reduced root system as they are supported by water.Have poorly developed xylem vessel.
Large scale organizations able to reduce their cost of production as;They buy in bulk and so enjoy quantity discountThey can afford advertising leading to more salesThey have bigger bargaining power for low interest loansThey are able to diversify products therefore spread risksThey employ skilled manpowerThey can sell in large quantity hence reducing average costAcquire up to date technologyProduce / mass production reducing selling expensesAbility to carry out research into better methods of production
Challenges faced by christians in their work of evangelization include;Financial ConstrainsCommunication problemsLanguage barrierHostility from hostile groups/individualsHarsh climatic conditionsTransportation problems in remote areaRejectionPoor accommodation facilities in some areasToo much expectation from the peopleLack of cooperation from church leaders Temptations from Worldly pleasures