Abiotic factor Study guides, Class notes & Summaries

The subject of this course is - environmental science An ecosystem is a location on Earth that includes - interacting living and non-living components Historically, ___ has/have kept the world population out of food deficit - innovation in agricultural practices Solar radiation enters the Earth system, and energy leaves it in the form of heat and reflected light. Therefore, with respect to energy, Earth is: - an open system Which of the following is not an abiotic factor? - bacteria (Yes ...

Regular logistic growth - Goes up exponentially then plateaus Niche - The range of abiotic and biotic conditions an organism can tolerate/handle Fundamental niche - the range of abiotic conditions under which a species can persist Realized niche - the range of abiotic and biotic conditions under which the species can persist fundamental/realized niche of american chestnut - -Fundamental niche: Is climatic and soil conditions throughout eastern USA. - Realized niche: Almost non because of i...

Regular logistic growth : Goes up exponentially then plateaus Niche : The range of abiotic and biotic conditions an organism can tolerate/handle Fundamental niche : the range of abiotic conditions under which a species can persist Realized niche : the range of abiotic and biotic conditions under which the species can persist fundamental/realized niche of american chestnut : -Fundamental niche: Is climatic and soil conditions throughout eastern USA. - Realized niche: Almost non because ...

Student Exploration: Coral Reefs 1 – Abiotic Factors Vocabulary: consumer, coral, coral bleaching, coral reef, filter feeder, food chain, food web, grazer, nutrients, ocean acidification, pH, plankton, predator, producer, sediment, zooxanthellae Prior Knowledge Questions (Do these BEFORE using the Gizmo.) 1. Look at the graph to the right. What does it show? it shows a decrease in coral reefs % over time 2. Why do you think corals have declined since 1977? They have decreased because the condi...

What is Wildlife Diversity? - Answer-Wide variety in species, places, things, and processes What makes up an ecosystem? - Answer-Abiotic, Biotic, Scale, and Interactions between them What are the components of a 4-part food chain? - Answer-Primary Producer, Primary Consumer, Secondary Consumer, Tertiary Consumer Why do higher trophic levels have relatively less biomass? - Answer-Only 10% of biomass is transferred from one tropic level to the next. What is a niche? - Answer-The ecolog...

Student Exploration: Coral Reefs 1 – Abiotic Factors Vocabulary: consumer, coral, coral bleaching, coral reef, filter feeder, food chain, food web, grazer, nutrients, ocean acidification, pH, plankton, predator, producer, sediment, zooxanthellae Prior Knowledge Questions (Do these BEFORE using the Gizmo.) 1. Look at the graph to the right. What does it show? it shows a decrease in coral reefs % over time 2. Why do you think corals have declined since 1977? They have decreased because...

Which term best defines this organization: All the organisms/ species living in a particular area and the physical components with which the organism interact... - Ecosystem I design an experiment to test whether or not fertilizer has an effect on the growth of dandelions. My hypothesis is that dandelions in soil to which fertilizer is added, will produce more biomass. What is my independent variable in this experiment? - Presence or absence of fertilizer What is an example of Aposematism?...

Abiotic Factor Answer A non-living, physical factor that may influence an organism or ecosystem; i.e. temperature, sunlight, pH, salinity, precipitation Biochemical Oxygen Demand (BOD) Answer A measure of the amount of dissolved oxygen required to break down the organic material in a given volume of water through aerobic biological activity Biodegradable Answer Capable of being broken down by natural biological processes; i.e. the activities of decomposer organisms Biodiversity Answer T...

autotroph - Answer-organism that can capture energy from sunlight or chemicals and use it to produce its own food from inorganic compounds; also called a producer biosphere - Answer-part of Earth in which life exists including land, water, and air or atmosphere community - Answer-assemblage of different populations that live together in a defined area consumer - Answer-organism that relies on other organisms for its energy and food supply; also called a heterotroph ecology - Answer-scienti...

PCA Exam Correct Questions & Answers(corre7. The nonliving components of an ecosystem are called: A. Biotic compounds B. Abiotic compounds C. Mineral components D. Environmental components - ANSWER B. Abiotic compounds 8. Which of the following ecological concepts is illustrated in a food web? A. Population equilibrium B. mutualism C. Biogeochemical cycles D. Competition - ANSWER B. mutualism 9. What is a limiting factor? A. A biotic factor that stops the growth of a plant of ...