1. Winter Semester Final Review TEKS Supporting and Readiness Standards: Flow of Energy 5ABC; Force and Motion 7AC; Factors Impacting Earth Systems 8ABC; Life in our Solar System 9AB; Organisms and the Environment 10ABC Scientific Processes: 1A, 2ABCDE, 3BC, 4AB

2. 5A) Complex interactions must occur before solar energy is converted into a form of energy humans need to work and perform many life processes. Draw it… ______________________________________________________________________________ 5A) What happens to the solar energy absorbed by plants during photosynthesis? ____________________________________________________________________________________ 5B) Students were studying the role of decomposers in composting. A compost bin was set up and filled with sources of carbon and nitrogen, moist soil, and a starter solution containing microorganisms. What is the most probable cause for the increase in temperature? ____________________________________________________________________________________ 5C) food web: draw… Students plan to draw an energy pyramid to represent the animals in this ecosystem. How many levels should students draw in their energy pyramid? _____________________________________ _________________________________________________________________________________________

3. 5C) Draw… The source of energy for this food chain is __________________. 7A) Ken wants to move a large bolder in his back yard. He has another large rock and piece of wood to work with. Which arrangement will be most efficient to move the rock?____________________________________________________________________ 7C) Diagram and illustrate a germinating seed. Many forces, including Response to moisture, temperature, and gravity are at work in this process. Which part of the seedling is demonstrating a negative response to gravity and which is showing a positive response to gravity?

4. 8A) If a large volcano that is on an island erupts, it will impact the local ecosystem. Which of the following is NOT a way the volcano will affect the local ecosystem? _________________________________________________________ 8B) Rivers start in areas of higher elevation and run towards the ocean. The river moves sediment, as well as water. When a river is dammed, it will change the sediment flow of an area. Which change of sediment would be a result of a dam being built. ___________ 8C) A local gardener puts fertilizer on his plants. The plants are very healthy, but what is a negative effect the fertilizers have on the environment? __________________

5. 9AB) An astronaut’s suit provides for the basic needs of the astronaut. Which of the following is not an accommodation the astronauts suit would provide for? 10A) If you were studying vegetation and animal life around a small pond, you would expect to find a greater variety of organisms — Draw… 10B) A nonnative plant is introduced into a diverse, mature ecosystem in equilibrium. Assuming that the nonnative plant has no natural enemies and that it thrives in the ecosystem, how will it affect the community? __________________________ _________________________ ___________________________

6. 10C) What is the relationship between ecological succession and equilibrium in an ecosystem? _______________________________________________________________________ Under what laboratory conditions is it necessary to use goggles? Reading a graph… How to read a graduated cylendar… Volume displacement…