Pyramids of biomass - Study guides, Class notes & Summaries

Campbell Biology in focus, 3rd edition Test Exam Bank Chapter 042 Complete Solution 2023 Verified 100% A 3-hectare lake in the American Midwest suddenly has succumbed an algal bloom. What is the likely cause of eutrophication in freshwater ecosystems, such as this one? correct answers Nutritional runoff A cow's herbivorous diet indicates that it is a(n) correct answers Primary consumer Approximately how many kg of carnivore biomass can be supported by a field plot containing 1,000 kg o...

Ecosystem - correct answer All organisms in a given area and the abiotic factors with which they interact; involves energy flow and chemical cyling Law of Conservation of Mass - correct answer Matter cannot be created or destroyed chemical element cycles within an ecosystem first law of thermodynamics - correct answer energy cannot be created or destroyed but only transferred or transformed photosynthetic organisms convert solar energy to chemical energy, but the to...

Spatial & Temporal Scale of Perception -Spacial Scale= space -Temporal Scale= time -i.e.: instincts & responses Impediments to Solving Environmental Problems -Spatial & Temporal Scales -Lack of education -Lack of scientific understanding -"cheap citizen" (doing harm & expecting others to fix it) Types of Errors -Type 1: Rejecting a null hypothesis when its true -Type 2: Accept a null but its false Null Hypothesis Statement of no trend, effect, or impact (Give...

First fungi evolved in - Ordovician conifers evolved in - Permian chloroplasts are found only in kingdom plantae - false oparin did experiments in - chemical evolution dna in the nuclei in eukaryotic cells is complexed with - proteins pasteur bent necks of glass flasks to prevent from reaching water - bacteria Stanley miller combined methane and in water - ammonia endosymbiosis theory argues a relationship between two cells - mutualistic pasteur did an experiment to show there was no spo...

Ecology / Ecosystem / Ecological / Food Chain / Anaerobe / Aerobe / Photosynthesis / Multicellular / Single-Celled / Autotroph / Heterotroph / Autotrophic / Heterotrophic / Ecotone / Ecological Niche / Primary Consumer / Secondary Consumer / Tertiary Consumer / Apex Predator / Producer / Decomposers / Decomposition / Detritivores / Herbivore / Omnivore / Carnivore / Herbivorous / Omnivorous / Carnivorous / Trophic Level / Energy Flow / Food Chain Disruption / Food Web / Energy Flow / Ecological ...

food chain - Answer-diagram showing flow of energy from one organism to another food web - Answer-diagram showing an ecosystem that contains many interconnected food chains Biotic - Answer-the living components within an ecosystem (the community) Abiotic - Answer-the nonliving factors of the ecosystem (the environment) Producers - Answer-organisms that can produce their own food, convert abiotic components into living matter consumers - Answer-organisms that eat other organisms to obtai...

iGCSE/GCSE Biology summary sheet of ecosystems and the environment. Includes: |trophic levels, how energy is lost between each | food webs, food chains, pyramids of numbers and pyramids of biomass | key processes in food chains | the carbon cycle | the nitrogen cycle, including the roles of bacteria

Biology Chap. 3 - 5 Ecology Review Already Passed ecology (definition) the scientific study of interactions among and between organisms and their physical environment. Level of organization (smallest to largest) Individual organism Population Community Ecosystem Biome Biosphere Population (level of organization) a group of individuals that belongs to the same species and live in the same area. Community (level of organization) an assemblage of different populations that live together in a def...

Handwritten summary notes for all you need to know for topic 9 edexcel biology higher.

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