Biological productivity - Study guides, Class notes & Summaries

What is the most important difference between species richness and species diversity? - Species diversity takes species number AND relative frequency into account. What is the key difference between primary productivity and net primary productivity? - Net primary productivity represents just the energy used to build biomass. "Diversity leads to stability." This slogan claims that ecosystems with a large number of species present are more stable than ecosystems with a low number of species...

ANT 2000 EXAM 1 QUESTIONS AND REVISED ANSWERS 100% CORRECT The fossil skulls of transitional forms known as Archaic Homo sapiens show a mixture of - Answer- Homo erectus and Homo sapiens traits True or False? Homo erectus fossils have been found in Africa, Asia, and Europe. - Answer- True Which of the following is not an accurate statement? - Answer- the switch from food foraging to food production allowed people to work less in subsistence pursuits Domestication: - Answer- increase...

BIO 182 FINAL EXAM ASU LATEST UPDATE GRADED A+ Describe boreal forests -Forms in sub-arctic -Dominated by highly cold tolerant trees -Very cold winters and short, cool summers -Low precipitation -NPP is low Describe grasslands -Conditions are too dry to enable tree growth -Moderate temps and rainfall -NPP lower than forest communities Describe subtropical deserts -Very low rainfall -High annual temps -Low NPP Describe temperate forests -Trees are leafless in winter -Rai...

NRES 101 Midterm Exam Questions 2024. T/F: Species diversity increases as you approach the equator - correct answer True What are possible reasons why more species occur near the equator - correct answer - More time without geological disruptions (e.g., glaciers) - More niches - Climatic stability - Greater biological productivity What is speciation - correct answer The formation of two species from one ancestral species What factors lead to speciation - correct answer - natural sel...

Medical Model of Disability - Answer Presents a view that pairs the problem of a person with direct link to the trauma, disease, or health condition Medical Model of Disability Pros and Cons - Answer Pros: Addresses the biological sources of disabilities and can provide ways to medically manage the condition Cons: Ignores the sociopolitical and environmental factors of disability; problem of the individual Social Model of Disability - Answer Disability is not a characteristic of ...

Ocean 100 sacramentogrilo final exam Oceanography Questions and Answers biological productivity - CORRECT ANSWER-synthesis of organic materials from inorganic substances by photosynthesis/chemosynthesis what are the inputs & outputs of photosynthesis? - CORRECT ANSWER-inputs: water, carbon dioxide, & sun energy outputs: sugar & oxygen (6H2O + 6CO2 + sunlight - > C6H12O6 + 6O2) what are the different types of light penetration in the oceans? - CORRECT ANSWER1. red/orange = turned i...

Aice marine unit 4 Questions and Answers 100% Pass how do fish make use of calcium? - Correct Answer ️️ -bones skeletons and fish how do corals make use of calcium? - Correct Answer ️️ -skelton use calcium carbonate to make shells bodies of fish-> humans - Correct Answer ️️ -harvesting, fishing, eating, consuming sea bed-> nutrients in surface layer of the sea - Correct Answer ️️ -upwelling nutrients in surface layer of the sea ->bodies of fish - Correct Answer ️...

biological productivity - Answer-synthesis of organic materials from inorganic substances by photosynthesis/chemosynthesis what are the inputs & outputs of photosynthesis? - Answer-inputs: water, carbon dioxide, & sun energy outputs: sugar & oxygen (6H2O + 6CO2 + sunlight - > C6H12O6 + 6O2) what are the different types of light penetration in the oceans? - Answer-1. red/orange = turned into heat energy b/c they cannot reach all the way down 2. green/blue/purple = farthest reaching ligh...

KSU Biology 198 Exam 2 with Certified Solutions Ecology The study of interactions between life forms and their environment. Ecosystem All living organisms in an environment plus the physical and chemical environments in which they live. GPP (Gross Primary Productivity) All the sunlight that hits a given area, primary producers use it to grow and reproduce, then converted to NPP NPP The usable energy left over for consumers is called ____. It helps determine how many trophic lev...

Tillage is primarily used for which of the following? - Answer-Control weeds and aerate soil How much of the earth's land surface is covered with grasslands? - Answer-20 to 40 percent Select all the services grasslands provide - Answer-Provide very important habitat for wildlife Filter runoff from precipitation Build deep and rich soils Store carbon dioxide from the atmosphere Grasslands typically exist between which of the following? - Answer-Forest and desert Which of the following is ...