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Ch 18-1 Abiotic factors
- 1. 6 Characteristics ofLiving Things 1. Growth and Development 2. Organization (cells) 3. Response to stimuli 4. Homeostasis 5. Use of Energy 6. Reproduction
- 2. How do livingthings and the nonliving parts of the environment interact?
- 3. What do youthink? Before you begin, decide if you agree or disagree with each of these statements. As you view this presentation, see if you change your mind about any of the statements.
- 4. The air youbreathe is mostly oxygen. 1. Agree 2. Disagree Do you agree or disagree? Not for a grade Agree Disagree 00 30
- 5. Living things aremade mostly of water. 1. Agree 2. Disagree Do you agree or disagree? Not for a grade. Agree Disagree 00 30
- 6. 1. What makesup an ecosystem? 2. How do abiotic factors affect living things (biotic factors)? Focus Questions 18.1 Abiotic Factors
- 7. • Ecosystem –all the living and nonliving things in a given area. 1. What makes up an ecosystem? • An ecosystem can be a pond, a desert, an ocean, a forest, or your neighborhood.
- 8. 1. What makesup an ecosystem? Ecosystem Biotic factors Abiotic factors Leave space under biotic and abiotic factors
- 9. Using the picture,work with your team and do a RallyRobin to label the picture with: - B (biotic factors, living) - A (abiotic factors, nonliving) Biotic vs. Abiotic factors
- 10. 1. What makesup an ecosystem? Ecosystem Biotic factors Abiotic factors Living things: • ________ • ________ • ________ • ________ Nonliving things: • ________ • ________ • ________ • ________ Add examples to concept map
- 11. 1. Air (Atmosphere) •Provides living things with Oxygen – Atmosphere = 78% N2, 21%O2 • Protects them from certain harmful rays from the sun Abiotic Factors that affect living things:
- 12. 2. Water • Alllife requires water • Organisms are made mostly of water • Need water for important life processes (growing & reproducing)
- 13. 3. Sunlight • Sourceof almost all energy on Earth • Provided warmth & light • Plants use sunlight to make food
- 14. 4. Soil • Provideswater and nutrients for plants • Home for many organisms • Soil is made up of bits of rocks, water, air, minerals, and the remains of once-living things.
- 15. 5. Temperature • Influenceswhere organisms can survive • Temperatures on Earth vary greatly.
- 16. 6. Climate • Influenceswhere organisms can live • Climate describes average weather conditions in an area over time. • A climate’s weather conditions include temperature, moisture, and wind.
- 17. • Ecosystems includeall the biotic and abiotic factors in an area. • Biotic factors are the living things in ecosystems.
- 18. • Abiotic factorsare the nonliving things in ecosystems, including water, sunlight, temperature, climate, air, and soil.
- 19. The air youbreathe is mostly oxygen. 1. Agree 2. Disagree Do you agree or disagree? Agree Disagree 00 45
- 20. Living things aremade mostly of water. 1. Agree 2. Disagree Do you agree or disagree? Agree Disagree 00 45
- 21. Which term refersto the nonliving things in an ecosystem? 1. climate factors 2. biotic factors 3. abiotic factors 4. atmospheric factors clim ate factors bioticfactors abioticfactorsatm osphericfactors 0 000 45
- 22. Which of theseis the layer of gases that surrounds Earth? 1. Ecosystem 2. Atmosphere 3. Climate 4. temperature Ecosystem Atm osphere Clim ate tem perature 0 000 45
- 23. A climate’s possibleweather conditions include which of these? 1. soil, temperature, and moisture 2. atmosphere, moisture, and wind 3. gases, moisture, and atmosphere 4. temperature, moisture, and wind soil,tem perature,and m o... atm osphere,m oisture,a.. gases,m oisture,and at... tem perature,m oisture,... 0 000 45
- 24. Enter Question Text Onthe following slides, you will decide if the picture shown represents biotic or abiotic factors.
- 25. Abiotic or Biotic? 1.Abiotic 2. Biotic Abiotic Biotic 00 45
- 26. Abiotic or Biotic? 1.Abiotic 2. Biotic Abiotic Biotic 00 45
- 27. Abiotic or Biotic? 1.Abiotic 2. Biotic Abiotic Biotic 00 45
- 28. Abiotic or Biotic? 1.Abiotic 2. Biotic Abiotic Biotic 00 45
- 29. Abiotic or Biotic? 1.Abiotic 2. Biotic Abiotic Biotic 00 45
- 30. Abiotic or Biotic? 1.Abiotic 2. Biotic Abiotic Biotic 00 45
- 31. Abiotic or Biotic? 1.Abiotic 2. Biotic Abiotic Biotic 00 45
- 32. Abiotic or Biotic? 1.Abiotic 2. Biotic Abiotic Biotic 00 45
- 33. Abiotic or Biotic? 1.Abiotic 2. Biotic Abiotic Biotic 00 45