Answers created by Ry

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• How does human population growth affect extinction of other species?
  
• What is the relationship between affluence and ecological footprint?
  
• Where is the majority of Earth's water found? Where is most freshwater found?
  
• Why does endosymbiosis occur?
  
• Why do viruses replicate?
  
• How are human economics and ecology linked?
  
• How does combustion of the biosphere affect the atmosphere?
  
• What did Alfred Mahan believe was essential for America to have to protect overseas trade?
  
• What is negative feedback homeostasis?
  
• Why are cells always in need of glucose and oxygen?
  
• How does an ecosystem differ from the biosphere?
  
• How many daughter cells do you obtain at the end of mitosis?
  
• What is species disparity?
  
• How do the biotic and abiotic components of an ecosystem interact?
  
• How is DNA used to help solve crimes?
  
• Evidence suggests that earth climate is warming. Which activity do scientists believe contributes most to global warming?
  
• Why might nuclear energy be controversial?
  
• Are hydrogen fuel cells currently being used on any appliances?
  
• How would you define loss of biodiversity?
  
• How do fungi absorb nutrients?
  
• Explain the importance of conservation of resources?
  
• How did mining contribute to the development of the west?
  
• What causes upwelling in oceans?
  
• How do energy efficiency ratings work?
  
• How are biomes formed?
  
• Which resources would be limited in the human population?
  
• Why aren't there very many trees in the grasslands biome?
  
• What are the advantages and disadvantages of using groundwater as a source of freshwater?
  
• How does speciation occur?
  
• What is one effect of a loss of biodiversity in an ecosystem?
  
• Why pollution is an example of market failure?
  
• What is bad about geothermal energy?
  
• Explain recent trends in population growth?
  
• Does a community include both biotic and abiotic factors?
  
• Are hydrogen fuel cells considered to be biofuel?
  
• Why does it rain so much in the tropical rainforest?
  
• Are there any limitations of the science associated with global warming?
  
• How would you explain the following statement: "Natural selection acts on populations, not individuals."?
  
• How long can a healthy ecosystem remain stable?
  
• How evolution affects our lives?
  
• Why is the ozone layer thinning?
  
• How does the widespread study of environmental science affect government policy?
  
• What are the disadvantages and advantages of low diversity ? What are the advantages and disadvantages of high diversity ?
  
• Which biome is home to more species than all of the other biomes combined?
  
• Compare and contrast the process of mining coal and extracting oil ?
  
• Why is carbon monoxide an air pollutant?
  
• What are the two types of DNA mutations?
  
• Can i get examples on what kind of water polution are people doing?
  
• Why is it hard for farmers to grow crops in Haiti?
  
• Can you compare selective breeding to natural selection?
  
• How does cellular respiration differ in plants and animals?
  
• Why are Calico cats only females?
  
• How do humans affect species diversity?
  
• Explain why there is ecosystems diversity in the biosphere ?
  
• During the water treatment process, what is the purpose of adding chlorine to water?
  
• How does the environment affect gene expression?
  
• What were the results of the Bay of Pigs invasion?
  
• How did the United States support the Allies with economic aid while staying out of the fighting during WWII?
  
• Explain how lipids lead to ATP production?
  
• How can rangeland be improved?
  
• Lyel's theory that geological processes occurred over time led Darwin to formulate what concepts?
  
• Why do people need a universal system of naming organisms?
  
• What are some pros and cons of sustainable agriculture?
  
• How is sharecropping better than slavery?
  
• How does water causes soil erosion?
  
• If you discovered a new cell, what characteristics would you use to determine which kind of cell it is?
  
• How does energy efficiency affect the environment?
  
• How division takes twice in meiosis?
  
• What is the relationship between the greenhouse effects and climate change?
  
• Why does DNA replication need to occur?