Productivity in ecosystem - Study guides, Class notes & Summaries

KSU Biology 198 Exam 2 Questions With 100% Correct Answers 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 man...

Energy Flow in Ecosystem Correct Answer-Primary Producers>Primary Consumers>Secondary Consumers>Tertiary Consumers - Primary producers (plants, algae, and some bacteria) use solar energy to produce organic plant material through photosynthesis. - Second trophic level: Herbivores—animals that feed solely on plants—make up the. - Third Tropic level: Predators that eat herbivores; if larger predators are present, they represent still higher trophic levels. - Highest of th...

Biotic factors correct answers the living organisms in an ecosystem abiotic factors correct answers the non-living factors in an ecosystem trophic level correct answers the position an organism occupies in a food chain as a result of its feeding habits food chain correct answers a simple linear relationship which shows how energy is transferred between organisms as each consumes an organism from a lower trophic level food web correct answers a group of interconnected food chains b...

OCEAN 320 Midterm Exam | Questions and Answers (Complete Solutions) Which of the following is NOT a reported issue related to PCB in Beluga Whales in the St Lawrence seaway? -impaired mammary glands -rare cancerous tumors - heart disease -reduced birth rate What best describes a "Neuston" in the context of life in the ocean? -it is a philosophy for "new age" ocean thinking -it is s deep-sea life form found to have high levels of POP chemicals -It is related to shallow water ecosystems -It ...

Early in the twentieth century, the US Forest Service convinced Congress that the agency would eliminate fires in our nation's forests. (a) This is a classic example of what specific form of management strategy? (1 pt) (b) Give two reasons why strategies like this ultimately fail. (2 pts, 3 pts total) - a.) Traditional Management b.) Simplyfying complex systems doesnt work Uncertainty and unpredctability Flexibility is neccesary List two situations in which a traditional natural...

Biological Productivity - the rate of generation of biomass in an ecosystem; western margins of continents have high prosuctivity and the Artic has the most because of high levels of upwelling and downwelling bc there is no thermocline Photosynthesis formula - 6CO2 + 6H2O + sunlight ---> C6 H12 O6 + 6O2 Photosynthesis - Inputs: Carbon Dioxide, water, sunlightOutputs: Glucose, oxygen Euphotic Zone - Upper layer of a body of water through which sunlight can penetrate and support photosynt...

APES -EVERYTHING QUESTIONS AND ANSWERS 2024 Environment the sum of all conditions surrounding us that influence life Environmental Science The field that looks at interactions among human systems and those found in nature System any set of interacting components that influence one another by exchanging energy or materials Ecosystem particular location on Earth whose interacting components include biotic and abiotic components Environmental Studies Includes subje...

BIO 105 - Exam 2 Questions and Answers 100% Pass What is the relationship between energy incoming to the Earth from the sun and the size of a food web? A. Less incoming energy, more diverse food web B. No relationship C. More incoming energy, less diverse food web D. Greater energy, greater food web - Correct Answer ️️ -D. Greater energy, greater food web What is the most important thing that allows ecosystems to function? A. Atmosphere B. Water C. Soil D. Energy - Correct Answe...

Trophic level - "feeding level" in a food chain or food web primary producer - autotrophs (self feeders) ex: phytoplankton primary consumer - herbivores feed directly on primary producer secondary consumer - carnivores that feed on herbivores tertiary consumer - carnivores that feed on other carnivores top predators - carnivores at the top of the food chain succession - gradual change in an ecosystem that occurs over a period of time EX: volcano erupts/creates a flow of lava/species o...

JMU BIO 150 Exam 1 Guaranteed Success Define biodiversity the diversity of plant and animal life in a particular habitat (or in the world as a whole) Define genetic diversity the total genetic information contained within all individuals of a species, population, or community Why is genetic diversity important? provides the raw materials for adaptive change Define adaptive change change in response to the environment's "natural selection: Define species diversity the diversity of...