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- Describe the effect of climate change on both dissolved carbon dioxide and ocean pH using quantitative data (include numbers!): 500 8.20 Hawaii Hawaii 450 8.15 400 8.10 350 8.05 300 8.00 250 7.95 1980 1990 2000 2010 2020 1980 1990 2000 2010 2020 Year Year étv Aa MacBook Air 80 888 DII F2 F3 F4 F5 F6 F7 F8 F9 F10 F11 #3 3 $ & * 4 5 6 7 E R Y U { G H. J K L C V N M %3D Dissolved carbon dioxide B Ocean pH (lower = more acidic)200 FOREST TIME (YEARS): 200 2000 1594 Q1.1. How does the mass of the forest biomass change over time? 1500 Forest area (ha): 3.0 O The biomass of the forest steadily decreases over time 1000 500 O The biomass of the forest steadily increases over time. THERMOSTAT: 0.0 The forest biomass decreases over the first few years and then levels out. 21 °C 40T 18 °C Check Answer 15 °C 20 12 °C 10 10 0.0- 3/ 17 Target Growth Harvest Rate (Mg/yr) Biomass (Mg)About how much warming occurred at Concord between 1852 and 2006? 0.5 C 1.0 C O 2.0 C O 2.5 C
- Members The graph below represents the number of individuals in a population of wolves and in a population of moose observed in the same isolated geographic area over a 40-year period, from 1955 through 1995. Which of the following statements about the two populations is best supported by the information presented in the graph? * O Conferences DBQ Online I Newsela Information AP Biology Periods 1 and 2 Grading periods Highschool MP1, Highschool MP2, Highschool MP3, Highschool MP4 60 2,500 2,250 2,000 1,750 1,500 Wolves 50- Moose Location 01 40 Meeting days Mon Tue Wed Thu Fri 30 1,250 20 1,000 750 10- 500 250 1955 1960 1965 1970 1975 1980 1985 1990 1995 Year The wolves were predators of the moose, which were otherwise reproductively successful. Mutualism allowed the two populations to reproduce while occupying the same ecological niche.3796/variants/609314/take/8/ Refer to the food web at the top of the page. Which organism occupies trophic level 2? Food Web Wolf Cat Mountain Lion Whiptail Ringtail Eagle Pine Marten Jackrabbit Rat Frog Butterfly Squirrel Deer Nuthatch All Changes Saved sweredHomeMy LibraryAsk AIGroups Recent My Library Courses Books Studylists Questions Southern New Hampshire University Ecological Principles and Field Methods Question Subject: Biology Anonymous Student You 33 seconds ago What are the estimated populations in the Artic for the following marine mammals that are Species of Concern for the Arctic TRT: 1. Polar Bears 2. Walruses 3. Bowhead Whales 4. Ringed Seals Include a detailed analysis with statistical data as to how climate change is affecting their population numbers. Fully cite in-text from the most up-to-date and recent peer-reviewed scientific journals (2020 to the present), the NOAA websites, as well as other official governement websites to support the data. Provide a full reference list at the end
- F5 Which option below most likely describes the nature of the pollutant and the trophic levels of each of the three species? 5 Pollutant Concentration (ng/g) 30- O Black squares represent a primary producer, red triangles an herbivore, and blue circles a predator. The pollutant is biomagnifying in the community. Blue circles represent a primary producer, black squares an herbivore, and red triangles a predator. The pollutant is biomagnifying in the community. Red triangles represent a primary producer, blue circles an herbivore, and black squares a predator. The pollutant is causing eutrophication of the lake. Red triangles represent a primary producer, black squares an herbivore, and blue circles a predator. The pollutant is neither biomagnifying nor causing eutrophication. F6 O A 6 E Year F7 F8 & 7 F9 * 8 DELL F10 9 F11 FO O ? F12 PrtScr ap 85°F Clear Insert EACTIVITY 4: Match Them Up Match the word with its corresponding definition. Column A Column B _1. Carrying capacity 2. Biodiversity 3. Ecosystem _4. Exponential growth 5. Population density _6. Limiting factors 7. Stability _8. Population _9. Density-dependent limiting factor 10.Density-independent limiting factor A. limiting factors that depend on population density B. Ability of an ecosystem to be self-regulating C. Total number of organisms that belong to the same species in an area D. A constant increase in the number of population E. The variety of life forms in a particular ecosystem F. the maximum number of organisms that an environment can support G. a community of organisms that live, feed and interact with the environment H. Measurement of population per unit area I. Factors that control the growth of a population J. limiting factors that does not depend on on the number of populationsPredator Prey on Isle Royale 3000 60 2500 50 2000 40 Number of 1500 30 Moose - Number of Wolves 1000 20 500 10 0+ 1950 1960 1970 1980 1990 2000 2010 Years 1. What is the greatest moose population? What year did that occur? What was the wolf population when the moose population the greatest? 2. What would happen to the wolf population if the moose population decreases? 3. What would happen to the moose population if the wolves were removed from Isle Royale? 4. Describe the pattern between the wolf (predator) population in relation to the moose (prey) population. 5. Identify a factor, other than moose population, that has influenced the wolf population in Isle Royale. 6. Identify two factors, other than the wolf population, that may influence the moose population. Moose Wolves
- 2 (2) WhatsApp O LU 3:Flux of energy and matter th x Cisco Webex Meetings - Meeting x * Ecological Pyramid - Definition, G ecosystems are self sustaining, wi X + i eleap.unimas.my/pluginfile.php/486433/mod_resource/content/0/STF1023_LU3A_FluxEnergyMatterEcosystem_S2%202020-2021_ELEAP.pdf LU 3:Flux of energy and matter through ecosystems 23 / 23 100% + | Activity 1: Food web and energy TIOW Using the food web as shown, create a food chain. Label the producer, primary consumer, secondary consumer and tertiary consumer. What level is directly affected by the sun? Explain the result of removing one organism from the food web that you had just created. Fox Rat Puffin Kittiwake Sand lance If 900 Calories of energy are stored in tissues of zooplankton, how many of these Calories may eventually find their way into tissues of fox (draw your food chain as well)? Gull Cephalopod Krll Phytoplankton Auklet Zooplankton Salmon From the diagram, give ONE (1) example of: 1. Herbivore 2. Carnivore 3.…Which statement concerning the oxygen level in the lake can be inferred from the graphs? * Oxygen Content and Fish Population in a Lake Oxygen Sewage waste -Carp Trout Walleye Whitefish 1950 1955 1960 1965 1970 1950 1955 1960 1965 1970 Trout and whitefish require lower oxygen levels than do carp. Carp are less sensitive to oxygen levels than are other fish. The fish in this lake all require the same amount of oxygen for survival. Walleye populations were highest when the oxygen levels were lowest. Amount of Specific Substances Relative Quantity of FishWhy do species defintions matter in conservation biology? (500 words min)
