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4 th SIX WEEKS ASSESSMENT REVIEW

T u e s d a y 2 / 19 / 13 Pick up a study guide & the clicker with the number next to your name. Please be READY TO GO when the bell rings  Turn in your books & HIV Labs!!!. 4 th SIX WEEKS ASSESSMENT REVIEW.

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4 th SIX WEEKS ASSESSMENT REVIEW

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  1. Tuesday2/19/13Pick up a study guide & the clicker with the number next to your name. Please be READY TO GO when the bell rings Turn in your books & HIV Labs!!!

  2. 4th SIX WEEKS ASSESSMENT REVIEW

  3. In binomial nomenclature, which two classification levels make up the scientific name? Genus & Species

  4. Which species is the most closely related to the sea lion? seals

  5. Which two species share the least characteristics?A. raccoons and weaselsB. otters and Felids Otters & Felids

  6. Using the hierarchy of classification to the right, two species are the most similar if they belong to the same _________. Genus

  7. True or False: Crocodiles have more traits in common with mammals than they do with birds? False; birds & crocodiles are on the same evolutionary branch

  8. In the nitrogen cycle, what organisms that live in soil and on roots fix or make usable by plants the greatest amount of nitrogen? Bacteria fix the most nitrogen. Are bacteria biotic or abiotic? Biotic (living)

  9. What would happen if decomposers like earthworms were removed from an ecosystem? The cycle will be disrupted and slowed

  10. If a bee eats nectar from flowers and pollinates the flowers at the same time, what type of relationship would it be? Mutualism, they both get something good.

  11. How is a tick feeding on a dog considered to be parasitic? The tick takes away nutrients from the dog.

  12. Write in the percentage of energy at each level in the food chain. Grass Grasshopper Bird Snake .1% 1% 10% 100%

  13. What would happen if the bird population increased? Grass Grasshopper Bird Snake The grasshoppers would decrease and the grass and snakes would increase

  14. What is the role of the bird? 1o Consumer 3o Consumer Grass Grasshopper Bird Snake Producer 2o Consumer

  15. Which level contains the herbivores? Grass Grasshopper Bird Snake Where do herbivores get their energy from?

  16. What trophic level of a food web would be the most damaging if it died out? producers Why? All the energy in the system starts with the producers. All other levels would run out of food eventually.

  17. Which level provides the most energy? 3rd Consumer Wolf 2nd Consumer Raccoon 1st Consumer Grasshopper Grass Producers

  18. If there are 50 kilocalories of energy at the tertiary consumer level in a habitat, how many kilocalories would be at the producer level? 50 tertiary 500 secondary 5,000 primary 50,000 producer

  19. How much energy is passed to the next level? What happens to the other 90%? 10% Used by the organisms at that level & given off as heat

  20. Which organism(s) can be both a 2nd & 3rd level consumer? Coyote, Hawk, Roadrunner

  21. How are Archaebacteria & Eubacteria different from the other kingdoms of life? Unicellular & Prokaryotes Which bacteria kingdom consists of the “extremists” who can live in harsh environments? Archaebacteria (ancient bacteria)

  22. How do vaccines work? They induce the body to recognize the pathogen as foreign.

  23. What does AIDs do to a person’s immune system? Weakens it

  24. What part of the body does HIV attack? Immune System

  25. What type of cells does HIV attack? T-lymphocytes

  26. True or False: A virus is larger than a bacteria cell. False; viruses are the smallest particles & ALL are harmful 

  27. How are viruses and prokaryotes different? A virus does not replicate on its own, but prokaryotic cells do replicate on their own.

  28. True or False: Antibiotics can treat both viruses & bacteria. False; antibiotics ONLY work on bacteria

  29. True or False: Both viruses & bacteria have proteins. True; viruses have a protein coat called a CAPSID

  30. True or False: A virus does not have a nucleus, but bacteria do have nuclei. False; bacteria are PROKARYOTIC

  31. True or False: Both viruses & bacteria have genetic material. True; viruses can have DNA or RNA

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