Numbers and biomass Study guides, Class notes & Summaries

CHAPTER 3—ECOSYSTEMS: WHAT ARE THEY AND HOW DO THEY WORK? MULTIPLE CHOICE 1. Scientists estimate that tropical rain forests contain up to half of the earth’s land plants and animal species. What percentage of the world’s land surface do tropical rain forests cover? a. 2 b. 4 c. 8 d. 10 e. 12 ANS: A PTS: 1 TOP: 3-0 Core Case Study: Tropical Rain Forests Are Disappearing KEY: Bloom's: Remember NOT: New 2. The disappearance of the tropical rain forests is an importa...

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...

AICE marine science AS Level Exam review paper 1, 2 Questions and Answers 100% Pass scientific method - Correct Answer ️️ -1. for valid experiments, data should be collected numerous times (the more times, the more accurate) 2. only one variable (independent) should be changed in an experiment. All others should be controlled. The deponent variable is dependent upon what you changed-it will be what you are measuring in n experiment 3. quantitative results- numbers (qualitative=descri...

Define the term biodiversity - diversity of important ecological entities that span multiple spatial scales, from genes, to species to communities - biological diversity encompasses all species of plants, animals, and microorganisms, and the ecosystems and processes of which they are part Explain how the terms species, richness, evenness, and diversity are related Species richness: a count of all the different species in a prescribed area Species evenness: a measure of the rareness or c...

what is a biological community? - Answer All of the populations of organisms living and interacting in a particular area commensalism - Answer interaction where one species benefits and the other is unaffected competition - Answer interaction where individuals use the same resources, lowering fitness for both -/- consumption - Answer interaction where one organism eats or absorbs nutrients from the other, +/- mutualism - Answer interaction where two species benefit +/+ three key t...

How do you know how much wood to harvest? Balance the rate at which you burn it against the rate at which it grows What is the target harvest rate? the amount of wood to harvest to keep the temp in the cabin a certain temp need more wood to keep cabin warmer 00:07 01:28 How do target harvest rate and forest growth rate relate? together they determine the biomass which is the total mass of trees in the forest When the thermostat was cold what happened to bioma...

what is a biological community? - Answer All of the populations of organisms living and interacting in a particular area commensalism - Answer interaction where one species benefits and the other is unaffected competition - Answer interaction where individuals use the same resources, lowering fitness for both -/- consumption - Answer interaction where one organism eats or absorbs nutrients from the other, +/- mutualism - Answer interaction where two species benefit +/+ three key t...

Apes Unit 6 Test Questions and Answers 100% Accurate which country generates the most electricity from wind energy US what is the correct type of energy utilized to produce tidal and hydroelectric power kinetic energy using heat from radioactive decay deep within Earth to heat water to spin turbines is an example of geothermal energy which country has the highest percentage of electricity facilitated by wind power Denmark What form of energy production can potent...

abiotic factor—non-living chemical and physical parts of the environment that affect living organisms and the functioning of ecosystems aboveground biomass—all living biomass that is located above the ground belowground biomass—all living biomass of live roots biodiversity—the variability among living organisms from all sources; includes diversity within species, between species and of ecosystems biomass—the total mass of all living material in a specific area, habitat, or region...

McMaster Bio 1M03 Exam Questions and Answers with absolute solution what is a biological community? - All of the populations of organisms living and interacting in a particular area commensalism - interaction where one species benefits and the other is unaffected competition - interaction where individuals use the same resources, lowering fitness for both -/- consumption - interaction where one organism eats or absorbs nutrients from the other, +/- mutualism - interaction where tw...