Csc 105 Study guides, Class notes & Summaries

Vegetation Manipulation correct answer: periodic burning to manage vegetation; es new growing to attract animals sses undesirable veg 3. increase nutrient availability to plants domestication of crops correct answer: adapting/taming of wild species of plants to be used by humans needed: -achieve a secure food supply -sedentary populations were increasing -farming required more labor than h&g, but fed a larger pop. when successful climate changes created favorable growing conditions...

Soybean - China/ Japan Rice - India Sugar Cane - Indonesia Wheat - Near East Sorghum - Africa Potato/ Tomato - South America Corn - Mexico Sunflower - North America Perfect triangle of nutrition - legumes, grains, veggies Why international Programs fail - Too short lack of continuity of expert scientists bad research efforts across scientific disciplines bad training for young scientists in the country number 1 issue with food security - Distribution Ag method...

Ecology correct answer: science of dealing with the mutual relationships among biological organisms Ecosystem correct answer: Collective function of organisms and their environment Components of an Ecosystem correct answer: 1. food chains 2. nutrient cycles 3. plant succession 4. competitive exclusion 5. diversity Agroecosystems correct answer: Modified ecosystem, provides food, fiber, and shelter Differences/similarities of nutrient cycling correct answer: Ecosystem - cycle...

Depict the change in number and size of farms in the US from in graphic form. correct answer: Decrease in number of farms while average farm size increases What agency represents agricultural interests in the Federal government? -List 3/5 classes of funding included in the USDA budget. correct answer: United States Department of Agriculture (USDA) -nutrition assistance -farm/commodity support -environmental conservation -agricultural research -international trade Compare the dicti...

Graph: Change in number and size of farms correct answer: number of farms decreasing size in farms are increasing USDA correct answer: United States Department of Agriculture What agency represents agricultural interests in the Federal government? correct answer: USDA three classes of funding for the USDA budget correct answer: 1. nutrition assistance 2. environmental conservation 3. international trade How many farms are in the US and what is the average size? correct answer...

What is organic agriculture ? correct answer: Organic agriculture is a production system. What are the top 3 myths about organic production? Briefly describe each. correct answer: Organic production doesn't use pesticides- It does Organic is healthier - There has been no evidence showing this Organic farming is better for the environment - In some cases yes, but it also produces less food per unit of land than conventional production What percentage of total cropland in Texas is organ...

Define ecosystem correct answer: The collective function of organisms and their environment Where were the 2 crops discussed in the video grown? correct answer: The papaya was grown in Hawaii, and the banana was grown in Uganda What are the 5 components of an ecosystem? correct answer: 1. Food chains 2. Diversity 3. Competitive exclusion 4. Plant succession 5. Nutrient cycles Define agroecosystem correct answer: Ecosystems modified to produce, food, fiber, and/or shelter Id...

SCSC 105 Final Exam Questions With 100% Correct Answers 2024

Define Ecology correct answer: -Science dealing with the mutual relationships among biological organisms. What are the components of an ecosystem? correct answer: -Food chains -Nutrient Cycles -Plant Succession -Competitive Exclusion -Diversity What are agroecosystems, and how do they differ from ecosystems? correct answer: -Ecosystems modified to produce food, fiber and shelter -Examination of natural ecosystems to determine more sustainable approaches Describe the differences...