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Abiotic Factors & Food Webs

Abiotic Factors & Food Webs. Please wait to turn in your homework! Be in your seat when the bell rings!. Question of the Day. Question: What’s an example of an abiotic factor that has affected you today and how has it affected you? Answer: … … …. Food pictures: p ile next to trays

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Abiotic Factors & Food Webs

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  1. Abiotic Factors & Food Webs Please wait to turn in your homework! Be in your seat when the bell rings!

  2. Question of the Day Question: What’s an example of an abiotic factor that has affected you today and how has it affected you? Answer: … … … • Food pictures: pile next to trays • 3’s Turn in: • A.Q. 1a, 2a, 3 on p. 72 • 24-hour food list (Inv. 1.2)

  3. And Then The Rains Came • During the video, make a list of all of the interactions between biotic and abiotic factors.

  4. Biosphere Cycles #22. • Photosynthesis: how light energy is converted to chemical energy

  5. Biosphere Cycles #45 • Cellular respiration: how energy is released from chemical compounds

  6. Inv. 3.3: Beans & pH

  7. Inv. 3.3: Beans & pH • pH scale- measure of H+ ions (acidity) Stomach Acid: pH 1.1

  8. Inv. 3.3: Beans & pH Acid Rain

  9. A.Q. 1a, 2ab, 3 on p. 72 • 3. Question: The word autotroph comes from the Greek words autos, meaning “self,” andtrophe, meaning “food or nourishment.” Knowing this, what do you think the Greek word, heteros, as in heterotroph, means? • 3. The Greek word heterosmeans “other,” or “different.”

  10. Inv. 1.2: Food Web • Features you and your food log • Minimum 25% of food cut-outs (collage); rest is colored drawings • No formal lab write-up required

  11. A.Q. 1a, 2ab, 3 on p. 72 • 1a. Question: What are the two primary sources of energy that power living systems? • 1a. The two primary sources of energy that power living systems are solar energy and chemical energy

  12. A.Q. 1a, 2ab, 3 on p. 72 • 2a. Question: Explain how consumers obtain energy. • 2a. Consumers obtain energy by ingesting other organisms or the remains of other organisms.

  13. A.Q. 1a, 2ab, 3 on p. 72 • 2b. Question: How are detritivores different from decomposers? Provide and example of each. • 2b. Detritivores are different from decomposers because detritivores feed by eating detritus particles, while decomposers feed by chemically breaking down organic matter on which they live. An example of a detritivore is an earthworm and an example of a decomposer is a fungus.

  14. A.Q. 1a, 2ab, 3 on p. 72 • 3. Question: The word autotroph comes from the Greek words autos, meaning “self,” andtrophe, meaning “food or nourishment.” Knowing this, what do you think the Greek word, heteros, as in heterotroph, means? • 3. The Greek word heterosmeans “other,” or “different.”

  15. E1 Vlad E2 Solenn E3 Macie E4 Mark F1 McKenna F2 Justin F3 Katie W. F4 Taylor G1 Camille G2 Sawyer G3 Chloe G4 Noah H1 Marlena H2 Wyn H3 Christian H4 Jessika A1 Lidia A2 Ben A3 Justine A4 Caleb B1 Anne B2 Kevin B3 Samuel B4 Sophie C1 William C2 Scott C3 Issac C4 Katie B. D1 Carl D2 Juliana D3 Katelyn D4 Nicki

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