Trophic level - Study guides, Class notes & Summaries

BIOL 2130 Chapter 53 Questions Correctly Answered. In what form does energy pass through the trophic levels shown on the map? - CORRECT ANSWER chemical potential energy Many of the linkers in the map say "pass SOME energy and nutrients to." Where did the rest of the energy go? Select the most appropriate linker to make the map more complete. - CORRECT ANSWER All trophic levels release some energy as heat. The reference map does not indicate the source of energy and nutrients for dec...

a population is defined as: a. organisms that live together b. organisms of the same species that live in the same area at the same time c. a croup of similar organisms whose members interbreed with one another d. all of the organisms that live together in an area, plus the physical environment that they live in e. all organisms at a given trophic level within a particular community - b a scientific theory is: a. the same thing as a scientific law b. different from a scientific law in th...

Bio 103 Exam 4 Questions and Answers Already Passed **Question 1:** What factor contributes to the formation of deserts at 30 degrees latitude north and south of the equator? A) Climate change B) Tectonic plate movement C) All of the above D) Wind patterns Answer: C) All of the above **Question 2:** How does energy flow through an ecosystem? A) Energy flows into ecosystems, but is never lost B) There is no energy input into ecosystems C) Energy flows into ecosystems an...

Age structure - Answer-Distribution of individuals across age categories Alfred Russel Wallace - Answer-Established biogeography Amenalism - Answer-One species is harmed, other is unaffected Antagonistic interactions - Answer-One species benefits, other is harmed (e.g., predation, herbivory, parasitism) Any environment is made up of its ________________ and ________________ components. - AnswerBiotic and abiotic Aposematism - Answer-'Warning' coloration Are abiotic factors generally den...

BIOL 301 final (previous quizzes) with Solutions net primary productivity is calculated as GPP - respiration units of GPP kJ/m2/y 6 Ways to Show Appreciation for Your Child's Teacher 0:29 / 0:54 which of the following factors is NOT used for quantifying primary productivity over time? change in consumer biomass Which is the portion of energy that an organism uses to maintain its body temperature? respired Terrestrial NPP is greatest in _____ ecosystems, and ...

Bio 106 Ecology Questions and Answers Already Passed What is a "community"? A group of many species organized by interactions What interactions structure the community? Mutualism, Consumption, Competition Who gets harmed, who benefits in each type of interaction? Mutualism- both benefit Consumption- one species benefits, other is harmed Competition- both species harmed, one more than the other How do these interactions create an interdependence underlying community structure? ...

IB Biology Year 1 Review with Complete Solutions ecology the study of relationships between living organisms and between organisms and their environment ecosystem a system made up of organisms as well as the abiotic factors in the area population a group of organisms of the same species who live in the same area at the same time community a group of populations living and interacting with each other in an area species a group of organisms which can interbreed and produce fertile offsprin...

Biology 1 Exam Questions and Answers Already Passed During an investigation, two German shepherds with long hair were each bred with a German Shepherd short hair in a first generation cross. The offspring from each first generation cross were then bred to produce a second generation cross. What questions could be answered with this info? 1. Is hair length in German shepherds a dominant or recessive trait? 2. Is long hair in German shepherds an inherited trait? 3. What percentage of ...

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

Characteristics of traditional agroecosystems include - take advantage of the full range of microenvironmental variation within the cropping system, farm, and region; are built on the knowledge and culture of local inhabitants; tolerate of local conditions, insects and diseases, dependent on external, purchased inputs according to gliessman, the prevailing modern agriculture system is not sustainable. ___ is not a factor he says contrives to our unsustainability (ch 1) - --! reliance on sy...