"Unit C �Interactions and Ecosystems�"
Grade 7 Science REVIEW For FINAL EXAM!!! Unit A “Interactions and Ecosystems” Vocabulary: Ecosystem Water cycle Biotic Carbon cycle Abiotic Bioinvasion Species Carnivore Competition Population Herbivore Predation Community Omnivore Prey Photosynthesis Cellular respiration Succession Organisms Symbiosis Commensalism Mutualism Parasitism Controled Manipulated Responding Habitat Things to Know: 1. Examples of ecosystems and the difference between biotic and abiotic factors (9-10) 2. Difference between species, populations, and communities (11) 3. The 5 basic needs of living things (12-13) 4. The 3 types of symbiotic relationships (16-17) 5. Difference between photosynthesis and cellular respiration (30-31) 6. Examples of food chains and energy flow in ecosystems (35-38) 7. Examples of food webs (food pyramids) and what occurs if one organism increases or decreases in population size (39-43) 8. What contributes to the water (45-46) 9. Examples of bioinvasion (56-57) 10. Difference between primary succession and secondary succession (63) 11. What was the unintended consequences of DDT use (67-68) 12. What are factors that can reduce ecological footprints? (82) Unit B “Plants for Food and Fibre” Vocabulary: Seed Plants Flowers Cones Leaves Seeds Stems Roots Capillary Action Photosynthesis Diffusion Active Transport Transpiration Chloroplasts Pore Evaporation Cellular Respiration Osmosis Life Cycle Germination Pollination Pollen Adaptation Erosion Vegetative Reproduction Mineral Particles Humus Loam Organic Particles Population Yield Hydroponics Species Variety Trait Selective Breeding Classification Key Genes Offspring Herbicide Genetic Engineering Pesticide Resistant Biological Control Biodiversity Monoculture Things To Know: 1. Identify and explain the functions of the 5 parts of a plant. (101) 2. Explain how water moves up the plant from the roots. (103) 3. The processes of photosynthesis and cellular respiration, the formulas of each, and when they occur. (104) 4. Explain how substances move in and out of the plant cells. (106) 5. Where gas exchange occurs in a plant.(107) 6. The life cycle of a seed plant. (110) 7. The reproduction of seed plants along with the parts of a male and female plant.(111) 8. The different ways plants reproduce without seeds. (114-115) 9. How plants adapt to their environment. (118-119) 10. Things plants need to grow. (121-122) 11. The role plants play in the environment. (129) 12. What plants are used for. (130-132) 13. How to manage a living resource and why is it important to. (136) 14. What does soil contain and the characteristics of different types of soil. (141-142) 15. How our practices can improve or degrade the soil.(crop rotation) (143-147) 16. How artificial environments have increased our yields. (154 –155) 17. How plant varieties are developed through selective breeding and genetic breeding along with the problems they create. (158-159) 18. Different ways to control weeds and insects. (161-162) 19. Consequences of environmental management. (163-164) Unit C “Heat and Temperature” Vocabulary: Caloric Heat Need Want Sustainable Solid Liquid Gas Heat Energy Condensation Kinetic Energy Temperature Thermal Energy Thermometer Expand Contract Thermal Expansion Conduction Convection Radiation Conductor Insulator Radiant Energy Infrared Waves Passive Heating Active Heating Solar Array Thermostat Refrigerant Thermal Conductivity R-value Renewable Resource Cogeneration Non-renewable Resource Joule Things To Know: 1. Early theories of heat. (181) 2. How humans need heat. (182-183) 3. Difference between a want and a need. (185) 4. How to make a sustainable choice. (187) 5. The freezing, melting, boiling and condensation point of water. (192) 6. Particle model of matter and know how it relates to the 3 states of matter. (193-194) 7. How the particle model explains changes of state. (196) 8. The difference between heat, temperature and thermal energy. (198-200) 9. How a thermometer works. (200) 10. How heat effects solids, liquids and gases. (203-206) 11. The difference between conduction, convection and radiation, along with what states are involved in each. (209-217) 12. The difference between conductors and insulators and know examples of each. (211) 13. The different natural sources of thermal energy. (223) 14. Characteristics of passive and active solar heating. (225-226) 15. How a thermostat works. (230) 16. The two types of heating systems. (230) 17. The three costs associated with using fossil fuels. (240-241) 18. The three alternatives for thermal energy. (241-242) 19. The three main users of energy. (246-248) Unit D “Structures & Forces” Vocabulary: Structure Centre of gravity Truss Structural strength Symmetry Cantilever Structural stability Load Column Force Static load Structural stress Solid structure Dynamic load Structural fatigue Frame structure Beam bridge Structural failure Shell structure Truss bridge Brittleness Function Suspension bridge Ductility Inukshuk Arch bridge Deformation Aesthetics Performance requirements Flexibility Adobe (pg 278) Compression Joint Force Tension Friction Magnitude Shear Fixed joints Newton Complementary forces Moveable joints External force Arch Ligaments Mass Beam Tendons Internal force I-beam Corrugation Girders Lamination Things To Know: 1. How to classify structures? (265-266) 2. Who designed the paint roller, and the barbed wire? (270) 3. Be familiar with the common functions of different designs. (272) 4. Human built structures vs. Natural structures (273-277) 5. The actual effect of a force on a structure depends on 3 things: (281-282) 6. The amount newtons in 1kg, 10 kg, a textbook? (284) 7. How gravity effects the increase of a structure’s stability with it’s height. (286) 8. Other names for static and dynamic load. How do they effect a structure? (288-289) 9. Two conditions which engineers use to decide which type of bridge is most effective. (290) 10. The differences between all 4 bridges. How the load effects each! (290-291) 11. Think of examples for structures under compression, tension & shear. (296-297) 12. What is the strongest shape? (301) 13. In order for a structure to avoid failure, it must have (2 things): (303) 14. Be able to recognize the properties of different materials. (309) 15. Think of examples of joints that rely on friction, moveable, bonding, interlocking, and fixed joints. (313-315) 16. Be able to identify the type of structure and joint for each of the ligaments and bones of the human body. (319-321) 17. Requirements for structural safety. (326) 18. Three environmental factors before building structures. (326-327) 19. The 4 components used to strengthen structures (330) 20. The 4 important questions of how effective a structure will be. (334) Unit E “Planet Earth” Vocabulary: Model Mechanical weathering Eskers Boundary Geologists Wind Striations Converging boundary Inner Core Chemical weathering Minerals Diverging boundary Outer Core Biological weathering Crystals Transform boundary Mantle Stalactite Properties Subduction Crust Stalagmite Moh’s hardness scale Mountain Earthquakes Sediment Volcanologist Mountain range Focus Sedimentation Seismotologis Mountain building Epicenter Fluvial landforms Igneous Folds Seismic waves Landslides Sedimentary Faults Richter scale Flood plain (365) Metamorphic Syncline Volcano Glacier Classifying Anticline Surveyor’s level Bedrock Exploration Fossils Seismogram Greenhouse gases (366) Floods Trilobites Magma Retreating glaciers Precambrian shield Paleontologists Lava Advancing glaciers Interior plain Strata Ash Drumlins Continental drift Geological columns Weathering Moraines Trenches Index fossils Erosion Avalanches Ridges Eras Deposition Plates Things To Know: 1. Be able to create a model of the 4 layers of the Earth. (355) 2. How are you able to find the epicenter? What equipment is necessary? (359) 3. The year, date and location of the largest earthquake in the U.S.. (359) 4. Recognize the formation and steps of how a volcano begins & ends. (360) 5. There 3 types of weathering. Be familiar with each and provide examples. (362-364) 6. Create a model of a glacier with the many fluvial landforms (366) 7. What are the 6 properties used to identify minerals (371) 8. Be familiar with the order of the “Moh’s Hardness Scale” (372) 9. Name the 3 families of rocks. What are the two types of igneous rocks? (378) 10. Describe the 4 tools and techniques used to find minerals. (384) 11. Explain the rock cycle! (386) 12. The 4 pieces of evidence proving “Pangaea.” (393) 13. Evidence provided for the theory of the sea floor moving. (397-398) 14. Be familiar with the 3 different boundaries, and the two different types of converging boundaries (399-400) 15. The difference between folds and faults in mountains (406-408) 16. Geological Time Scale, and the 4 eras (421)