Biology Fall Final Review-2014

1. Biology Fall Final Review-2014

2. 1. Saftey… • A- What type of safety equipment is necessary for working with chemicals, dissecting, studying living organisms or working with fire? • answer: it varies according to the activity

3. 1. safety • B. what safety equipment might be used if you go something in your eye? • Answer: eye wash if spilled something in your eyes • Shower is spilled a chemical on your skin. • Extinguisher if an accidental fire. • Gloves if handling hot stuff

4. 1. Saftey • C. Do you have to wear goggles if you wear glasses? • YES!

5. 1. Saftey • D. What type of equipment can you reuse? What type of equipment do you need to dispose of? • Answer- Glass/lab wear is reusable • Dispose of cotton swabs,consumables…

6. 1. Safety • Is tasting and smelling solutions okay if you know what they are? • Answer- No!

7. 2. Scientific Theory… • A. is it good practice to do an experiment just once before throwing out your hypothesis? • Answer: NO

8. 2. Scientific Theory • B. what constitutes a theory (what is true about them)? • You can predict outcomes Ex: Theory of gravity, Theory of evolution

9. 2. Scientific Theory- • What limits scientific theories? • Answer: they must be scientifically applicable- only science based

10. 2. Scientific Theory… • D. What has new technology affected our theories? • answer: may uncover more accurate information than previously understood

11. 2. Scientific Theory… • What do hypothesis and theories have in common? • Answer: testable, scientific, repeatable

12. 3. Organization and symbiotic relationships • A. know the correct order of populations, organisms, biosphere, communities and ecosystems from smallest to largest. • Answer- organism, population, community, ecosystem, biosphere

13. 3. Organization and symbiotic relationships • B. Be able to identify symbiotic relationships … • Answer: • Mutualism: +,+ or ,  both organisms benefit • Parasitism: +,- or , one organisms is benefited, the other organism is harmed. • Commensalism: +, o or  , :/ one organisms benefits, the other is neither harmed nor helped.

14. 3. Organization and symbiotic relationships • Know what type of feeding relationships is predation? • Answer: predator hunts, traps, or eats prey

15. 3. Organization and Symbiotic Relatioships • How do different types of organisms show territorial displays • Answer: urination , scratching, scenting, fighting

16. 4. Know the energy pyramid and food webs… • A. what does each level represent? • Answer- • Producer • 1st consumer • 2nd consumer • 3rd consumer

17. 4. Know the energy pyramid and food webs… • B. Where will you find producers, consumers, decomposers? • Answer- • 1st level- producer • 2nd level – primary consumer • 3rd level- secondary consumer • 4th level- tertiary consumer • 5th level- 4th consumer • Decomposers are below producers

18. 4. Know the energy pyramid and food webs…. • C. What types of organisms are decomposers? • answer: Fungi, Bacteria

19. 4. Know the energy pyramid and food webs • D. what is the 10% rule • Answer- 10% , 1%, .1% , .01%

20. 4. Know the energy pyramid and food webs • E. Which direction do the arrows point in a food web? • Toward the one getting energy/eating

21. 4. Know the energy pyramid and food webs… • F. what will happened to a food wen if certain organisms are removed? • Answer- Prey increase, predator decrease, domino effect

22. 4. Know the energy pyramid and food webs… • G. Biomagnification is … • answer- as toxins move through the food chain, they increase in higher levels.

23. 5. Biogeochemical Cycle…. • A. What are they cycles? • Answer: chemicals cycling through ecosystems.

24. Biogeochemical Cycles… • B. What two processes in living organisms cycle carbon and oxygen? • Answer- photosynthesis and cellular respiration

25. Biogeochemcial cycles…. • C. What organism is extremely important in the fixation of nitrogen? • Answer- bacteria

26. Biogeochemical Cycles… • D. Recognize steps to the water cycle… • Answer- precipitation, transpiration, condensation ect…

27. 6. Know population growth… • A. Carrying capacity is about sustainability of a population- what is carrying capacity? • Answer : # of organisms an area can support

28. 6. Know population growth • B. What two types of limiting factors affect carrying capacity? • Answer- Density-dependent, density- independent

29. 6. Know population growth… • C. What is the relationship between predators and prey and their population numbers? • Answer- Prey increase, predator increase, prey decrease, prey increase

30. 6. Know population growth… • D. What will happen to any population that continues to increase over time, surpassing its carrying capacity? • Answer: crashes

31. 7. Adaptaions… • What is an adaptation? • Answer- change made to survive natural selection. • Why must organisms adapt? • Answer- natural selection- to survive

32. 7. Adaptations • B. know what changes in an organisms trait could mean– why these changes may have been made… • -- mouth changes? • Answer- to eat different food • Color change? • Answer- to avoid or attract other organisms

33. 7. Adaptations… • C. Where do you find environmental factors? • Answer: Some are abiotic, so in ecosystems

34. 8. Succession… • A- what is primary succession? • Answer- initial growth on new land ( starts from bare soil)

35. 8. Succession… • B. What is secondary succession? • Asnwer- growth on land that once had growth before

36. Succession… • C- What is a climax community? • Answer- final community in succession

37. 8. Succession… • D- What is the first step in bare land in primary succession? • Answer- Mosses and lichens

38. 8. Succession… • What is the first step in aquatic environment ? • Answer- algae and phytoplankton

39. 8. Succession… • F. What could lead to secondary succession? • Answer- fire, cleared abandon farm land , mining…

40. 9. Scientific Experimentation… • A. What is the independent variable in an experiment? • Answer- what is changed in each set up.

41. 9. Scientific Experimentation… • B.What is the dependent variable in an experiment? • Answer- The result of the change , the outcome

42. 9. Scientific experimentation… • C. What is the control and why is it important? • Answer: set up that is not affected by the IV, used to compare

43. 9. Scientific Experimentation… • D. how many variables can you change in an experiment? • Answer: ONE

44. 9. Scientific Experimentation… • E. What safety rules go along with heating substances and using a hot plate? • Answer: use gloves, proper glass wear

45. 10. Organic Molecules… • A. what is dehydration synthesis? • Answer- Removing H2O to bond two molecules

46. 10. Organic Molecules… • B. What is hydrolysis? • Adding H2O to break the bond between two molecules

47. 10. Organic Molecules…. • C. What makes molecules organic? • Answer: carbon (C) Hydrogen (H) and Oxygen (O)

48. 10. Organic Molecules… • D. What are the 6 most common elements in organic molecules? • Answer: CHONPS

49. 10. Organic Molecules… • What is a polymer? • Answer: Many monomers bonded together

50. 10. Organic Molecules… • F. What is a monomer? • Answer: one unit