Unit E Review

1. Unit E Review 4-30-14

2. Bell Work 4-30-14 • Get out two sheets of paper. • Be ready to review for your Unit E test. • Write down any questions you are not sure about. • If we go too fast and you are not done writing the answers down please raise your hand.

3. 4-30-14 Review: You decide you no longer want your exotic pet from. The best way to deal with your unwanted pet is to: • leave it near a local pond • return it to the pet store • let it go free in your backyard • all of the above are good options

4. 4-30-14 Objective: • I will review for my Unit E test. • HW: Study for the test tomorrow!!!

5. Which of the following is NOT an example of a producer? • rose bush • grasshopper • apple tree • wheat

6. In order to survive, most organisms have specific requirements related to: • warmth • space • light • all of the above

7. Scientifically, humans are named Homo sapiens. “Homo” is the: • genus • kingdom • phylum • species

8. The role of producers in an ecosystem is to: • convert the sun’s energy into energy stored as food • convert other organisms into energy • eat other living organisms for energy • break down dead and waste matter

9. You see a cat crouched behind a flowerpot, carefully and quietly looking at something on the other side. You think she is hunting a mouse. Your idea is knows as: • an experiment • an observation • an inference • all of the above

10. Feeding relationships in ecosystems are best represented by: • food chains • food webs • ribbons • circles

11. In the diagram to the right, which of the following is a consumer? a. rabbit b. owl c. human d. all of the above Owl human rabbit grass

12. The original source of energy (in this diagram) is the: • grass • human • sun • none of the above Owl human rabbit grass

13. What is missing from the diagram? • a producer • a decomposer • both a and b • none of the above Owl human rabbit grass

14. The word “ecosystem” refers to: • the physical environment • living organisms • living organisms and the physical environment • living organisms in the laboratory

15. Which of the following statements is TRUE? a. you can always predict what will happen when you release a new species into the wild b. new species will always add to the biodiversity of an area c. both a and b d. none of the above

16. Which of the following uses photosynthesis? • producers • decomposers • consumers • none of the above

17. Which of the following is NOT necessary for photosynthesis to occur? • sunlight • water • carbon dioxide • all of these are necessary for photosynthesis

18. The category of decomposers includes: • fungi and bacteria • fungi and plants • animals and plants • none of the above

19. A food web shows the flow of __________through an ecosystem. • consumers • energy • population • none of the above

20. Which of the following structures are NOT found in plant cells? • cell wall • chloroplasts • nucleus • all of these structures are found in plant cells

21. You watch a worm slowly disappear into the ground. Which statement is an example of an observation? • The worm was looking for food. • The worm was moving away from the light • The worm burrowed into the ground • The worm had a lot of energy.

22. Ronnie decides to release her pet mouse into the woods behind her house. The possible trade-offs of her decision include: • her mouse may die in its new habitat • she may have introduced a new species into the woods • both a and b • there are no trade-offs associated with her decision

23. Decomposers: • convert the sun’s energy stored as food • create energy for consumers • eat other living organisms for energy • break down dead and waste matter

24. Which of the following may affect the size of a population? • availability of oxygen • pollution • both a and b • none of the above

25. Without the sun, which of the following could no longer occur? • photosynthesis • decomposition • population fluctuation • predation

26. The main reason some introduced species survive and overpopulate an area is that: • there are often no natural predators in the area • there is often not enough food for other organisms • most organisms can survive in new habitats • people feed them

27. Which of the following is a population? • all of the animals in the same phylum • all of the garden snails that live in a specific garden • all of the species of plants and animals that live in a forest • none of the above

28. Every organism requires a certain amount of water, oxygen, and food. Together, these requirements of an organism and its environment define its: • ecosystem • population • substrate • habitat

29. Which of the following statements about classifying organisms is TRUE? • classification shows relationships among different groups of organisms • classification cannot be used to help identify organisms • the system of biological classification is organized randomly • none of the above

30. A new species of fish has been introduced into Lake Hiawatha. This fish eats minnows, a smaller fish that already live in the lake. What do you predict will happen to the population of minnows in Lake Hiawatha? • it will increase • it will decrease • it will stay the same • it will first increase, then decrease

31. A new species of fish has been introduced into Lake Hiawatha. This fish eats minnows, a smaller fish that already live in the lake. What do you predict will happen to the population of the new species of fish in Lake Hiawatha? • it will increase • it will decrease • it will stay the same • it will first decrease, then increase

32. A new species of fish has been introduced into Lake Hiawatha. This fish eats minnows, a smaller fish that already live in the lake. The original source of energy in this lake is: • plants • the sun • fish • none of the above

33. A new species of fish has been introduced into Lake Hiawatha. This fish eats minnows, a smaller fish that already live in the lake. The new species of fish has added another ___________to the lake. • producer • decomposer • consumer • none of the above

34. A new species of fish has been introduced into Lake Hiawatha. This fish eats minnows, a smaller fish that already live in the lake. The introduction of this new species of fish into Lake Hiawatha provides an example of: • competition • population fluctuation • predation • a trade-off

35. If you were to graph the data in table 1, the best type of graph to create would be a • bar graph • line graph • pie chart • none of the above The line graph is best used when you are showing time. Here you are showing years.

36. If you were to graph the data in table 1, it would show: • An increase in the population over time. • A decrease in the population over time. • The population staying the same over time. • none of the above

37. If this population were to reach carrying capacity in this area, the population would: • increase over time • decrease over time • stay the same over time • none of the above

38. Which of the following factors could affect this carrying capacity? • the amount of available food • competition with another group of organisms • a change in weather • all of the above

39. Imagine that this population has reached carrying capacity. A competing species enters the area. The carrying capacity for this population is likely to: • increase • decrease • stay the same • first increase, then decrease

40. Know the following: • how to label a graph correctly • how to draw a food chain and a food web • what some trade-offs are when it comes to the “Miracle Fish” • the trade-offs of introducing invasive species • what a decomposer is and why they are so important to earth