Module III Quiz 1 Module III Quiz 1 Quiz Description: The following self-test quiz is designed to check your understanding of important learning concepts for this module. The quiz contains 12 multiple choice questions. There is no time limit for you to take the quiz and you may attempt to take it as many times as you like. After you click the Submit button, you will see your Grade, number of Correct Answers, your answers, and the Answer Key for each question. Quiz Instructions: While you are taking the quiz, we advise you not referring to any course materials. After you Submit your answers, you may self reflect the missing points, review relevant contents as necessary, and retake the quiz again until you get the full points. Forest is defined as:lands of >1 hectare with a tree canopy cover of more than 10%lands of >0.5 hectare with a tree canopy cover of more than 20%lands of >0.5 hectare with a tree canopy cover of more than 10%none of the aboveModified natural forests:are forests untouched by human activitiesinclude forests with various timber activitiesoccupy 36% of world forestsare planted forestsSilvics is:the study of the forest trees with particular reference to environmental influencethe scientific study of forests and their environmentthe study of forest growth, reproduction and response to environmental changesall of the aboveCharacteristics of an industrial plantation include:low inputs of labor and high machinery workselection of local speciesa preference for exotic speciesintensive use of fertilizers throughout the plantation rotationPruningis a process of removal of dead or deformed trees before fellingis a process of removal of tree parts to improve wood qualityinvolves removal of <10% of biomassinvolves removal of >50% of biomassSoil cultivation is required:to promote species competitionto improve soil texture and nutrient availabilityto avoid the use of herbicidesall of the aboveWhich resources can be practically manipulated directly to improve site productivity?waterlightnutrientsall of the aboveCharacteristics of good soil include:coarse texturespotted color and presence of sandalways have A2 horizonbright and strong color and presence of clayWhat strategies can be applied to control pests in a plantation?choose exotic speciesmanage the predators, parasites or pathogens that can naturally control pestsapply pruning and thinning techniquesall of the aboveMost common nutrients used in fertilization are:nitrogenphosphorus and potassiumnitrogen and phosphorusboron and copperCritical foliar nutrient concentration is:the concentration at which yield attains 70% of the maximumthe concentration at which yield attains 90% of the maximumthe concentration at which yield attains 95% of the maximumthe concentration at which yield attains 80% of the maximumPlantation value may be increased by:adding more fertilizer to increase wood quantityapplying silvicultural practices to increase wood qualityapplying labor intensive practices such as weed control to maintain high site qualityall of the above Δ