Biology Chapter 3 Test - Maximum Achievement Program

1 Name: _____ Class: _____ Date: _____ ID: B1 Biology Chapter 3 TestMultiple ChoiceIdentify the choice that best completes the statement or answers the 1. Which of the following descriptions about the organization of an ecosystem is correct? make up communities, which make up are grouped in populations, which make up make up species, which make up make up species, which make up 2. The simplest grouping of more than one kind of organism in the biosphere is a(an) 3. Which ecological inquiry method is an ecologist using when he or she enters an area periodically to count the population numbers of a certain species?

2 3-1____ 4. The algae at the beginning of the food chain in Figure 3-1 5. An organism that uses energy to produce its own food supply from inorganic compounds is called a(an) 6. Which of the following organisms does NOT require sunlight to live? 7. The total amount of living tissue within a given trophic level is called 8. What animals eat both producers and consumers? : _____ ID: B2____ 9. A snake that eats a frog that has eaten an insect that fed on a plant is 3 2____ 10. The trophic levels in Figure 3-2 amount of living organic relative amount of producers outnumber first-level relative number of individual 11.

3 Only 10 percent of the energy stored in an organism can be passed on to the next trophic level. Of the remaining energy, some is used for the organism s life processes, and the rest in as body as as 12. What is the process by which bacteria convert nitrogen gas in the air to ammonia? 13. Carbon cycles through the biosphere in all of the following processes 14. The movements of energy and nutrients through living systems are different flow in one direction and energy is limited in the biosphere and nutrients are always forms chemical compounds and nutrients are lost as flows in one direction and nutrients : _____ ID: B3____ 15.

4 Which is most likely to be a limiting nutrient in a freshwater pond? each statement. 16. Autotrophs capture energy from sunlight or _____ to produce food. 17. Organisms that break down organic matter and return it to the environment are called 3-1 18. Of the organisms represented in Figure 3-1, the organisms in the oceans with the smallest total biomass are most likely the _____. 19. Water can enter the atmosphere through the processes of evaporation and _____. 20. Living organisms require nitrogen to make _____, which are used to build Answer: Answer ONE question for FIVE points. Additional correct answers are worth ONE point extra credit.

5 21. Describe the role of algae in ocean food chains. 22. Describe the flow of energy among the following members of an ecosystem: decomposers, autotrophs, heterotrophs, and the : _____ ID: B4 Figure 3 2 23. Describe the flow of energy to the owl in Figure 3-2 if the tree provides 1500 calories of energy to the insects. 24. What is the most likely explanation for why Figure 3-2 shows only one organism at its base? In what way would an energy diagram be different?Name: _____ ID: B5 Figure 3 3 25. Explain how seepage and transpiration in Figure 3-3 are related. 26. Describe the two sources of energy that fuel life on Earth.

6 27. How does a food web differ from a food chain?Name: _____ ID: B6 28. Describe the three types of ecological pyramids. 29. Describe the roles of bacteria in the nitrogen cycle. 30. How might a large input of phosphorus affect a freshwater lake over time?Name: _____ ID: B7 Other: Answer ONE question for FIVE points. Additional correct answers are worth ONE point SCIENCE SKILLSF igure 3 4 31. Predicting How might a large omnivore change the flow of energy in Figure 3-4, diagram II?Name: _____ ID: B8 32. Inferring If a limiting nutrient is supplied to the producers in Figure 3-4, diagram II, what effect could it have on the birds?

7 33. Interpreting Graphics How many kilocalories (kcal) can the top carnivore in Figure 3-4, diagram I, store? Explain. 34. Applying Concepts What three scientific approaches do ecologists use to explain complex relationships, such as in the energy pyramid in Figure 3-4? 35. Applying Concepts Describe how chemosynthesis could contribute to the energy represented by Figure 3-4, diagram I. ID: B1 Biology Chapter 3 TestAnswer SectionMULTIPLE CHOICE 1. ANS: B PTS: 1 REF: p. 64 2.

8 ANS: C PTS: 1 REF: p. 64 3. ANS: C PTS: 1 REF: p. 65 4. ANS: B PTS: 1 REF: p. 67 5. ANS: D PTS: 1 REF: p. 67 6. ANS: A PTS: 1 REF: p. 68 7. ANS: A PTS: 1 REF: p.

9 72 8. ANS: A PTS: 1 REF: p. 69 9. ANS: D PTS: 1 REF: p. 70 10. ANS: D PTS: 1 REF: p. 70 11. ANS: D PTS: 1 REF: p. 72 12. ANS: B PTS: 1 REF: p. 78 13. ANS: B PTS: 1 REF: p. 76 | p.

10 77 14. ANS: D PTS: 1 REF: p. 74 15. ANS: B PTS: 1 REF: p. 80 COMPLETION 16. ANS: chemicalsPTS: 1 REF: p. 67 17. ANS: decomposersdetritivoresPTS: 1 REF: p. 69 18. ANS: sharksPTS: 1 REF: p. 72 19. ANS: transpirationPTS: 1 REF: p. 75 20. ANS: amino acidsPTS: 1 REF: p.