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CONNECTIONS ACADEMY

Biology Science Journal

Unit 2: EcologyImages are copyright of, and used with permission from Clipart.com, © 2010 Jupiterimages Corporation, a wholly owned subsidiary of Jupiter Media Corporation. All rights reserved.

2Table of Contents

1. INTRODUCTION TO ECOLOGY ........................................................................................ 5

OBJECTIVES:...................................................................................................................................5THE BIOSPHERE..............................................................................................................................5BIOMES............................................................................................................................................5TEXTBOOK READING (PAGES 64-68).............................................................................................5

2. ENERGY ROLES OF ORGANISMS .................................................................................... 7

OBJECTIVES:...................................................................................................................................7PRODUCERS AND CONSUMERS.......................................................................................................7TEXTBOOK READING (PAGES 69-72).............................................................................................7

3. MOVEMENT OF ENERGY IN ECOSYSTEMS ................................................................. 9

OBJECTIVES:...................................................................................................................................9FOOD WEBS.....................................................................................................................................9TEXTBOOK READING (PAGES 73-78).............................................................................................9

4. MOVEMENT OF MATTER IN ECOSYSTEMS ............................................................... 11

OBJECTIVES:.................................................................................................................................11CYCLES OF MATTER.....................................................................................................................11TEXTBOOK READING (PAGES 79-81, 82-85)................................................................................11

5. INTERACTIONS BETWEEN ORGANISMS IN AN ECOSYSTEM .............................. 12

OBJECTIVES:.................................................................................................................................12ECOLOGICAL NICHES...................................................................................................................12TEXTBOOK READING (PAGES 99-104).........................................................................................12

6. POPULATION CHANGES DUE TO ORGANISMS INTERACTIONS ......................... 14

OBJECTIVES:.................................................................................................................................14POPULATION CYCLES...................................................................................................................14VOCABULARY TERMS...................................................................................................................14

7. ECOSYSTEM CHANGES OVER TIME ............................................................................ 15

OBJECTIVES:.................................................................................................................................15ECOSYSTEM DISTURBANCE..........................................................................................................15TEXTBOOK READING (PAGES 106-109).......................................................................................15

8. ECOLOGY OVERVIEW- REVIEW OF LESSONS 1-7 ................................................... 17

OBJECTIVES:.................................................................................................................................17ACTIVIES.......................................................................................................................................17

9. CLIMATE ............................................................................................................................... 18

3OBJECTIVES:.................................................................................................................................18DEFINING CLIMATE......................................................................................................................18TEXTBOOK READING (PAGES 96-98)...........................................................................................18

10. BIOMES ................................................................................................................................ 20

OBJECTIVES:.................................................................................................................................20BIOMES..........................................................................................................................................20TEXTBOOK READING (PAGES 110-116).......................................................................................20

11. AQUATIC ECOSYSTEM ................................................................................................... 22

OBJECTIVES:.................................................................................................................................22AQUATIC AND FRESHWATER BIOMES.........................................................................................22MARINE BIOMES AND ESTUARIES...............................................................................................22TEXTBOOK READING (PAGES 117-121).......................................................................................22

12. BIODIVERSITY ................................................................................................................... 24

OBJECTIVES:.................................................................................................................................24BIODIVERSITY...............................................................................................................................24TEXTBOOK READING (PAGES 166-169).......................................................................................24

13. POPULATION GROWTH .................................................................................................. 25

OBJECTIVES:.................................................................................................................................25GRAPHING POPULATION GROWTH AND CARRYING CAPACITY................................................25TEXTBOOK READING (PAGES 130-135 AND 137)........................................................................25

14. HUMAN IMPACT ON ECOSYSTEMS ............................................................................ 27

OBJECTIVES:.................................................................................................................................27HUMAN ACTIVITIES AND SOIL.....................................................................................................27HUMAN ACTIVITIES WITH WATER AND AIR...............................................................................27HUMAN ACTIVITIES AND BIODIVERSITY.....................................................................................28WILDERNESS AND ECOSYSTEM SERVICES..................................................................................28TEXTBOOK READING (PAGES 158-165, 170-171 AND REVIEW 166-169)...................................28

15. THE CHALLENGE OF PROTECTING EARTH ............................................................ 30

OBJECTIVES:.................................................................................................................................30HUMAN POPULATION GROWTH AND EARTH’S LIMITED RESOURCES......................................30HUMANS TREADING SOFTLY.......................................................................................................30TEXTBOOK READING (PAGES 142-143 AND 156-157).................................................................30

16. ECOLOGY UNIT REVIEW ............................................................................................... 31

OBJECTIVES:.................................................................................................................................31TEST PREPARATION......................................................................................................................31

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51. Introduction to Ecology

Objectives:

Describe ecology Apply the hierarchy of levels in the biosphere to specific cases Apply the appropriate method needed to study ecology in a particular situation

The BiosphereFill in the “What I Know” column of the following table, come back at the end of the unit and fill out the “What I Learned” column

What I Know What I LearnedHow do we study life? How do different organisms get the energy they need to survive?

How does energy move through an ecosystem?

Why is the cycling of matter important to life on Earth?

Define the following terms and answer the questions after watching the “Introduction to Ecosystems and Their Environment” video

Niche Abiotic factor Biota Which Key Word refers to the nonliving things in an ecosystem? Which Key Word refers to the role of an organism in an ecosystem?

BiomesAnswer the following questions after watching the “Ecosystems and Biomes” video.

1. What is a biome and how is it related to an ecosystem? 2. What factors determine the characteristics of organisms living in a biome? 3. What factors influence the physical environment of a biome?

Answer the following questions after reading the “It’s Wet, Muddy, and Interesting- It’s His Job” article

1. What method is described in the article? 2. Why are the counts of water organisms useful? 3. How does this provide an example of cause and effect in the natural world?

6Textbook Reading (pages 64-68)Vocabulary Terms

Abiotic factor Biome Biosphere Biota Ecology Ecosystem Niche Population Species

Notes

3.1 What is Ecology A. Studying Our Living Planet

1. The Science of Ecology 2. Ecology and Economics 3. Levels of Organization

B. Biotic and Abiotic Factors 1. Biotic Factors 2. Abiotic Factors 3. Biotic and Abiotic Factors Together

C. Ecological Methods 1. Observation 2. Experimentation 3. Modeling

Questions

1. a. What are the six different major levels of organization, from smallest to largest, that ecologists commonly study? b. Give an example of two objects or activities in your life that are interdependent. Explain your choice.

2. a. Is weather a biotic or abiotic factor? b. How are biotic and abiotic factors related? What is the difference between them?

3. a. Describe the three basic methods of ecological research. b. Give an example of an ecological phenomenon that could be studied by modeling. Explain why modeling would be useful.

72. Energy Roles of Organisms

Objectives:

Differentiate between producers and consumers Compare and contrast types of consumers Compare and contrast types of producers Evaluate energy roles of organisms

Producers and ConsumersFollow the directions to access the two online articles “Autotroph” and “Heterotroph”. Once you have read the articles answer the following questions.

1. Are all autotrophs producers? What are the two different types of autotrophs?

2. Are all heterotrophs consumers?

Answer the following questions after watching the “Hydrothermal Vents” video

1. Which organisms near hydrothermal vents take in and use hydrogen sulfide as an energy source?

2. Which organisms near hydrothermal vents feed on the chemosynthetic autotrophs?

Textbook Reading (pages 69-72)Vocabulary Terms

autotroph carnivore chemosynthesis consumer decomposer detritivore herbivore heterotroph omnivore photosynthesis producer scavenger

Notes3.2 Energy, Producers, and Consumers

A. Primary Producers 1. Energy From the Sun 2. Life Without Light

8B. Consumers 1. Types of Consumers

a) Carnivores b) Herbivores c) Omnivores d) Scavengers e) Decomposers f) Detritivores

2. Beyond Consumer Categories

Textbook Questions1. a. What are the two primary sources of energy that power living systems?

b. Propose a question that a scientist might ask about the variety of organisms found around deep-sea vents.

2. a. Explain how consumers obtain energy. b. How are detritivores different from decomposers? Provide an example of each.

3. The word autotroph comes from the Greek words autos, meaning “self”, and trophe, meaning “food or nourishment.” Knowing this, what do you think the Greek word heteros, as in heterotroph, means?

93. Movement of Energy in Ecosystems

Objectives:

Analyze the movement of energy through the biosphere Explain the concept of an ecological pyramid

Food WebsAnswer the following two questions after watching “The Food Web” video

1. What is the difference between a food chain and a food web? 2. Where do producers, consumers, and decomposers each enter into a food chain?

Answer the following questions using what you learned from the Energy Pyramid diagram and from watching “The Energy Flow” video

1. Why is energy movement through an ecosystem described as a “flow”? 2. According to the law of conservation of energy, energy is not created and not destroyed;

there is a constant amount of energy in the universe. What happens to the energy that is not retained in each trophic level as it flows through an ecosystem?

3. The mass of all living matter within an ecosystem is its biomass. What shape is the diagram that shows biomass at each trophic level?


biomass ecological pyramid food chain food web phytoplankton trophic level zooplankton

Notes

3.3 Energy Flow in EcosystemsA. Food Chains and Food Webs

1. Food Chains 2. Food Webs

a) Food Chains Within Food Webs b) Decomposers and Detritivores in Food Webs

3. Food Webs and Disturbance

10B. Trophic Levels and Ecological Pyramids 1. Pyramids of Energy 2. Pyramids of Biomass and Numbers

Questions

1. a. Energy is said to flow in a “one-way stream” through an ecosystem. In your own words, describe what that means. b. Explain what you think might happen to the Everglades ecosystem shown in Figure 3-9 if there were a sudden decrease in the number of crayfish.

2. a. On average, what proportion of the energy in an ecosystem is transferred from one trophic level to the next? Where does the rest of the energy go? b. Draw an energy pyramid for a five-step food chain. If 100 percent of the energy is available at the first trophic level, what percentage of that energy is available at the highest trophic level?

114. Movement of Matter in Ecosystems

Objectives:

Analyze the factors that affect the cycling of matter Describe the cycling of matter in both living and nonliving parts of an ecosystem Explain the importance of nutrients to living systems Compare the flow of energy and the cycling of matter in the biosphere

Cycles of MatterAnswer the following questions after watching the “Cycles and Energy Flow” video

1. How does the movement of matter compare to the movement of energy through an ecosystem?

2. What two worlds do elements move between?

Textbook Reading (pages 79-81, 82-85)Vocabulary Terms

biogeochemical cycle denitrification nitrogen fixation nutrient

Notes3.4 Cycles of Matter

A. Recycling in the Biosphere a. Biological Processes b. Geological Processes c. Chemical and Physical Processes d. Human Activity

B. The Water Cycle C. Nutrient Cycles

a. The Carbon Cycle b. The Nitrogen Cycle c. The Phosphorus Cycle

125. Interactions Between Organisms in an Ecosystem

Objectives:

Analyze competition’s role in determining the composition of a community Analyze the various types of relationships that organisms can have with one another

Ecological NichesAnswer the following questions after watching the “Relationships Between Populations Within Ecosystems” video:

4. Why can’t two different species of organisms occupy the same niche? 5. What term is used to describe the interaction between two different species that try to

occupy the same niche?

Answer the following questions after watching the “Types of Interactions Within Ecosystems” video:

1. What happens to predator populations when the number of their prey diminishes? 2. What happens to prey populations when the number of their predators diminishes?


commensalism habitat herbivory keystone species mutualism niche parasitism predation resource symbiosis

Notes4.2 Niches and Community Interactions

A. The Niche 1. Defining the Niche

a) Resources and the Niche b) Physical Aspects of the Niche c) Biological Aspects of the Niche

B. Competition 1. The Competitive Exclusion Principle

13C. Predation, Herbivory, and Keystone Species 1. Predator-Prey Relationships 2. Herbivore-Plant Relationships 3. Keystone Species

D. Symbioses 1. Mutualism 2. Parasitism 3. Commensalism

Questions

1. a. What is the difference between a habitat and a niche? b. How is a niche like a profession? In ecological terms, describe your niche.

2. a. What is competition? What can’t two organisms compete if they live in different habitats? b. Look at Figure 4-7 and describe how the three species of warblers have divided their resources. Does each warbler have its own niche?

4. a. What is symbiosis? What are the three major types of symbiosis? b. Bacteria living in a cow’s stomach help the cow break down the cellulose in grass, gaining nutrients in the process. Is this an example of commensalism or mutualism? Explain. c. What is the difference between a predator and a parasite? Explain your answer.

146. Population Changes Due to Organisms Interactions

Objectives:

Explain why a population might change in a cyclic fashion Predict changes in an ecosystem as a result of changing populations Describe a healthy ecosystem

Population CyclesAnswer the following questions

1. A population cycle is taking place between rattlesnakes (predators) and its main food source, the rodent (prey), in the southeastern United States. If the population of rodents suddenly fell, what would happen to the population of rattlesnake?

2. If the population of rodents rose, how would that affect the population of the rattlesnakes?

3. Why is it important for populations to cycle?

Answer the following questions after watching the “A Keystone Species” video

1. What is the crocodile’s role in an ecosystem? 2. What would happen if crocodiles were removed from the Okavango Delta?

Vocabulary Terms keystone species population cycles

157. Ecosystem Changes Over Time

Objectives:

Evaluate ecosystem recovery following a disturbance Compare and contrast primary and secondary succession Compare succession following natural and human disturbances

Ecosystem DisturbanceAnswer the following questions after reading the “Mt. St. Helens One Year Later” article

1. Which organisms were most noticeable one year after the Mt. St. Helens eruption? 2. Which organism may have been helped by the eruption? Why? 3. Identify the organisms found in the lakes in the Mt. St. Helens area.

Answer the following questions after watching the “Biology in Focus: Organism Interactions” video (0:54-2:18)

1. What is the difference between primary and secondary succession? 2. What is a pioneer species? Give one example?

Answer the following questions after watching the “Ecological Succession” video

1. List one example of how humans are disturbing an ecosystem. 2. What is a climax community?

Textbook Reading (pages 106-109)

Vocabulary Terms

disturbance pioneer species primary succession secondary succession

Notes4.3 Succession

A. Primary and Secondary Succession 1. Primary Succession 2. Secondary Succession 3. Why Succession Occurs

B. Climax Communities 1. Succession After Natural Disturbances 2. Succession After Human-Caused Disturbances

163. Studying Patterns of Succession

Textbook Questions

1. a. What effects do pioneer species have on an environment undergoing primary succession? b. Why do communities change over time? c. When a whale or other large marine mammal dies and falls to the ocean floor, different waves of decomposers and scavengers food off the carcass until nothing remains. Do you think this is an example of succession? Explain your reasoning.

2. a. What is a climax community? b. What kinds of conditions might prevent a community from returning to its predisturbance state?

3. Look at the photo below. If you walked from this dune in a straight line away from the beach, what kinds of changes would you expect to see? What sort of succession is this?

178. Ecology Overview- Review of Lessons 1-7

Objectives:

Review principles of ecology Review key words

ActiviesAnswer the following questions after reading the “Decline in Three Key Fish Species Raises Concerns” article:

1. How would you describe the ecosystem described in the article? 2. Which organism is considered a keystone species? Why? 3. Explain what other organisms depend on the keystone species and why. 4. Describe what would happen if fishing is not regulated in federal waters.

189. Climate

Objectives:

Explain the difference between weather and climate Analyze factors that affect climate Explain the greenhouse effect

Defining ClimateAnswer the following questions after watching the “Climate” video:

1. What is the difference between weather and climate? 2. List the factors that go into determining the climate of a region.

Answer the following questions after watching the “Building a Bigger Greenhouse” video

1. List two greenhouse gases. 2. What is the greenhouse effect? 3. Why could burning fossil fuels increase the greenhouse effect?


climate greenhouse effect greenhouse gas microclimate weather

Notes4.1 Climate

A. Weather and Climate B. Factors That Affect Climate

1. Solar Energy and the Greenhouse Effect 2. Latitude and Solar Energy 3. Heat Transport in the Biosphere

Questions1. a. What is climate?

b. How are climate and weather different? c. Based on Figure 4-3 which do you think has a cooler climate: the east or west coast of southern Africa? Why?

192. a. What are the main factors that determine climate? b. Explain what would likely happen to global climate if there was a dramatic decrease in greenhouse gases trapped in the atmosphere.

2010. Biomes

Objectives:

Describe the major land biomes on Earth Compare the major land biomes on Earth Evaluate the factors that give rise to different types of terrestrial biomes

BiomesAnswer the following questions after watching the “Tundra and Taiga” video:

1. What is a biome? 2. What does the climate of a biome dictate?

Fill in the following table as you watch the “Tundra and Taiga”, “The Temperate Zone”, and “Deserts and Tropics” videos

Land Biome Latitude Biological Diversity

Temperature and Precipitation

Other Characteristics

Tundra Taiga Temperate Deciduous Forest

Temperate Grassland

Savanna Desert Tropical Rain Forest


canopy coniferous deciduous humus permafrost taiga understory

21Notes4.4 Biomes

A. The Major Biomes 1. Regional Climates 2. Defining Biomes

a) Tropical Rain Forest b) Tropical Grassland/Savanna/Shrubland c) Desert d) Temperate Grassland e) Temperate Forest f) Boreal Forest g) Tundra

Questions1. a. List the major biomes and describe one characteristic of each.

b. How are biomes classified? c. Choose two very different biomes. For each biome, select a common plant and animal. Compare how the plants and animals have adapted to their biomes.

2. a. Why aren’t mountain ranges or polar ice caps classified as biomes? b. Imagine that you are hiking up a mountain in the temperate forest biome. Describe how the plant life might change as you climb toward the summit.

2211. Aquatic Ecosystem

Objectives:

Analyze the factors that affect aquatic ecosystems Analyze the importance of estuaries Describe and compare the distinct ocean zones that make up marine ecosystems

Aquatic and Freshwater BiomesAnswer the following question after watching the “Aquatic Biomes” video

What are four factors that influence the types of plant and animal species found in an aquatic environment?

Fill in the following table as you watch the “Freshwater Biomes” and “Identifying Wetlands” videos

Freshwater Biomes Oxygen Nutrient Content Other Characteristics

Rivers and Streams Ponds and Lakes Wetlands

Marine Biomes and Estuaries

Fill in the following table as you watch the “Aquatic: Marine Biomes” video

Marine Biomes Water Depth Availability of Sunlight

Nutrient Content

Other Characteristics

Intertidal Zone Near Shore Zone Coral Reef Open Ocean Vent Communities


aphotic zone benthos estuary photic zone

23 wetland

Notes4.5 Aquatic Ecosystems

1. Conditions Underwater 1. Water Depth 2. Temperature and Currents 3. Nutrient Availability

2. Freshwater Ecosystems 1. Rivers and Streams 2. Lakes and Ponds 3. Freshwater Wetlands

3. Estuaries 4. Marine Ecosystems

1. Intertidal Zone 2. Coastal Ocean 3. Open Ocean

a) The Open Ocean Photic Zone b) The Open Ocean Aphotic Zone

Questions1. a. What are the primary abiotic factors that affect life underwater?

b. What are some ways in which life in an aphotic zone might differ from life in a photic zone?

2. a. What are the major categories of freshwater ecosystems? b. What is a wetland? Why are wetlands important?

3. a. Where are estuaries found? Why is it important to protect estuaries? b. How might a dam upriver affect an estuary at the river’s mouth?

2412. Biodiversity

Objectives:

Define biodiversity Describe factors that change biodiversity

BiodiversityAnswer the following questions after reading the “Biological Diversity” article

1. How many different types of organisms are thought to live on Earth? 2. How many types of organisms have been scientifically classified? 3. Why is it beneficial to an ecosystem to have high biodiversity?

Answer the following questions after watching the “Coral Reefs Harbor the Greatest Diversity of Life in the Ocean” video

1. What percentage of marine life depends on coral reefs for survival? 2. What percentage of the total area of the ocean floor is occupied by coral reefs? 3. Why are coral reefs given the nickname “rain forests of the sea”?


biodiversity habitat loss

Notes6.3 Biodiversity

A. The Value of Biodiversity 1. Types of Biodiversity 2. Valuing Biodiversity

a) Biodiversity and Medicine b) Biodiversity and Agriculture c) Biodiversity and Ecosystem Services

B. Threats to Biodiversity 1. Altered Habitats 2. Hunting and the Demand for Wildlife Products 3. Introduced Species 4. Pollution

2513. Population Growth

Objectives:

Analyze factors that affect population growth Describe exponential growth Describe logistic growth Evaluate reasons for population changes

Graphing Population Growth and Carrying CapacityAnswer the following questions after watching the “Biology in Focus: Populations in Ecosystems” video

1. How can we track changes in populations over time? 2. What causes the exponential growth curve to level off? 3. What term is used to label the slow growth of a population that is density dependent?

Answer the following question after watching the “Earth’s Carrying Capacity” video

1. What do you predict will happen to the population of jack rabbits shown in the video?

Textbook Reading (pages 130-135 and 137)Vocabulary Terms

carrying capacity emigration exponential growth immigration limiting factor logistic growth

Notes5.1 How Populations Grow and 5.2 Limits to Growth

A. Population Growth 1. Birthrate and Death Rate 2. Immigration and Emigration

B. Exponential Growth 1. Organisms that Reproduce Rapidly 2. Organisms that Reproduce Slowly 3. Organisms in New Environments

C. Logistic Growth 1. Phases of Growth

a) Phase 1: Exponential Growth

26b) Phase 2: Growth Slows Down c) Phase 3: Growth Stops

2. The Logistic Growth Curve 3. Carrying Capacity

D. Limiting Factors

Questions2 a. What natural factors can change a population’s size?

b. More dandelion seedlings develop in a lawn than dandelion plants are removed. What is likely to happen to the lawn’s dandelion population?

3 a. When do populations grow exponentially? b. Why does exponential growth show a characteristic J-shaped curve?

4 a. What is the characteristic shape of a logistic growth curve? b. Describe when logistic growth occurs? c. What factors might cause the carrying capacity of a population to change?

2714. Human Impact on Ecosystems

Objectives:

Analyze how human activities affect soil and land Analyze how human activities affect water resources Analyze how human activities affect air resources Define biodiversity Explain why biodiversity is important Identify current threats to biodiversity

Human Activities and SoilAnswer the following questions after watching “The Dust Bowl” video

1. What human mistakes contributed to the loss of soil? 2. What natural change contributed to the loss of soil? 3. What did each of the following practices do to help conserve soil?

a) Crop rotation b) Leaving some fields unplowed c) Building shelter belts next to fields

Answer the following questions after watching the “Signs of Desertification” video

1. What is the name of the process that results from a cycle of erosion and loss of soil fertility?

2. What role do plant roots play in this process? 3. What will happen to the area of land shown in the video if the cycle of erosion and loss

of soil fertility is allowed to continue? Can the process be reversed?

Human Activities with Water and AirAnswer the following questions after watching the “Water Pollution” video

1. What is direct water pollution? What are some examples. 2. What is indirect water pollution? What are some examples. 3. What effect do sewage and fertilizers have on water quality? 4. What effect do industrial chemicals have on water quality?

Answer the following questions after watching the “Air Pollution” video

1. What is smog? 2. What is the main cause of air pollution? 3. What gas is accumulating in Earth’s atmosphere as a result of fossil fuel burning? 4. What is acid rain?

28Human Activities and BiodiversityAnswer the following questions after watching the “Deforestation, Pollution, and Habitat Loss” video

1. What is the greatest threat to orangutans? 2. What form of pollution threatens orangutans and why?

Wilderness and Ecosystem ServicesAnswer the following questions after watching the “What Does Wilderness Provide?” video

1. What is meant by ecosystem services? 2. What ecosystem service does the Amazon watershed provide to the region of Costa Rica?

Textbook Reading (pages 158-165, 170-171 and review 166-169)Vocabulary Terms

acid rain biodiversity deforestation desertification ecosystem diversity ecosystem services genetic diversity habitat fragmentation habitat loss pollutant smog species diversity

NotesA. Soil Resources

1. Soil Erosion 2. Soil Use and Sustainability

B. Freshwater Resources 1. Water Pollution

a) Industrial and Agricultural Chemicals b) Residential Sewage

2. Water Quality and Sustainability C. Atmospheric Resources

1. Air Pollution a) Smog b) Acid Rain c) Greenhouse Gases d) Particulates

2. Air Quality and Sustainability D. Conserving Biodiversity

291. Protecting Individual Species 2. Preserving Habitats and Ecosystems 3. Considering Local Interests

3015. The Challenge of Protecting Earth

Objectives:

Describe human population growth Describe effects human activities have on the biosphere Evaluate how humans can reduce their impact on ecosystems

Human Population Growth and Earth’s Limited ResourcesAnswer the following questions after reading the “Population” article

1. How did the human population change from Roman time (1 AD) to the 1700s? 2. How did it change from the 1700s to the mid-1800s? 3. How did it change from the mid-1800s to 930? 4. How would you describe this pattern of population change?

Humans Treading SoftlyAnswer the following questions after watching the “Sustainable Development” video

1. How can people in more developed countries turn knowledge into action? 2. People in several parts of the world are shown discussing sustainable development. What

are some of the different ways they contribute?

Textbook Reading (pages 142-143 and 156-157)Vocabulary Terms

human population nonrenewable resource renewable resource sustainable development

NotesA. Historical Overview

1. Exponential Human Population Growth 2. The Predictions of Malthus 3. World Population Growth Slows

B. Sustainable Development 1. Ecosystem Goods and Services 2. Renewable and Nonrenewable Resources 3. Sustainable Resource Use

3116. Ecology Unit Review

Objectives:

Review the concepts presented in the unit

Test Preparation Review the objectives from Lessons 1-8 and make sure you can do them Review your notes for these lessons Read over the questions and answers to the textbook questions for these lessons Review the concept maps you completed during some of these lessons Go over the mid-Unit review from lesson 8 Review the objectives from Lesson 9-15 and make sure you can do them Review your notes for those lessons Review the questions and answers to the textbook questions for these lessons Review the concept maps you completed during some of these lessons Review all key words for the unit Read the Chapter 3 Study Guide on p. 89 and answer the following questions from pages

90-91o 1. o 2. o 3. o 4. o 5. o 8. o 9. o 10. o 11. o 12. o 13. o 14. o 15. o 16. o 17. o 18. o 19. o 20. o 21.

Read the Chapter 4 Study Guide on p. 123 and answer the following questions from pages 124-125

o 1. o 2. o 3.

32o 7. o 8. o 9. o 10. o 11. o 12. o 14. o 15. o 16. o 17. o 18. o 19. o 20. o 21. o 22. o 23.

Read the Chapter 5 Study Guide on p. 147 and answer the following questions from page 148

o 1. o 2. o 4. o 5. o 6. o 7. o 8. o 9.

Read the Chapter 6 Study Guide on p. 181 and answer the following questions from pages 182-183

o 1. o 2. o 8. o 9. o 10. o 12. o 18. o 19. o 20. o 21.

mrs-butterfield.weebly.com · Web view2019. 9. 4. · Objectives: Analyze the movement of energy through the biosphere. Explain the concept of an ecological pyramid. Food Webs.

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