Bibb County Pacing Guide – Science – Grade 7 The Habits of Mind & Nature of Science Standards are taught throughout the year in lab experiments and investigations. Month Aug 2 wks Standards & Elements Laboratory & Inquiry Skills S7CS2. Students will use standard safety practices for all classroom laboratory and field investigations. S7CS3. Students will have the computation and estimation skills necessary for analyzing data and following scientific explanations. Science Grade 7 Content Explain correct procedures for using scientific apparatus • Describe appropriate techniques in laboratory situations • Explain the correct protocol for identifying and reporting safety problems and violations • Analyze scientific data by using, interpreting, and comparing numbers in several equivalent forms, such as: ○ integers ○ fractions ○ decimals ○ percents • Distinguish between the mean, median, and mode of scientific data • Apply the metric system to scientific investigations • Convert between metric units • Analyze data to determine valid conclusions • Determine what degree of precision is adequate, and round off appropriately • Describe the importance of accuracy and precision and their relationship to each other Vocabulary Science Difference Observation Temperature Mixture Prediction Graph Evidence Properties Scientific Equipment Technology Paradigm Shift Analysis Composition Kelvin Characteristics Measurement SEPUP 14, 17, 35-40, 43 30, 59-65, 77, 98 14-17, 35, 36, 39, 54 Page 1 Assessment AugSept 4 weeks Organization of Life S7L1. Students will investigate the diversity of living organisms and how they can be compared scientifically. a. Demonstrate the process for the development of a dichotomous key b. Classify organisms based on physical characteristics using a dichotomous key of the six kingdom system (archaebacteria, eubacteria, protists, fungi, plants, and animals). S7L2. Students will describe the structure and function of cells, tissues, organs, and organ systems. a. Explain that tissues, organs, and organ systems serve the needs cells have for oxygen, food, and waste Science Grade 7 • Identify appropriate tools for measuring objects and/or substances Organize scientific information and determine relationships shown in representations, such as: ○ tables ○ charts ○ graphs Organization of Life Roles of major organ systems Interactions between the major organ systems Classification – Organization of Life Identification of organisms using a dichotomous key Comparison between six kingdoms Categorize cells and groups of cells by levels of cellular organization, such as: ○ cells are organized into organs ○ organs are organized into systems ○ systems are organized into organisms • Explain the role of the functions of the tissues, organs, and major organ systems in the human body and demonstrate understanding of the interactions of these systems, such as: ○ digestion Human Body Circulatory respiratory excretory skeletal muscular endocrine digestive nervous Classify Classification Organism diversity physical features key dichotomy, dichotomous key taxonomy kingdom eubacteria archeaobateria protests fungi plants animals microorganisms single-cell multi-cellular 73, 75, 76 12, 15, 17, 18, 46 13, 15-18, 24 Page 2 -Students will use Graphic Organizers or Thinking Maps to understand levels of organization -Students will identify major organs and their functions -Students will create a power point slide show depicting the body systems and their functions, and explaining how organs work individually. - Students will create a body system book, describing the basic function of each system and a list of facts about the systems. Students should list diseases that can cause malfunction of the organs and systems to share with others. -Resource: www.sciencespots.net Using Dichotomous Keys -Taxonomy Project -Interpreting GraphicsTaxonomy -Fingerprint Classification -Taxonomy, Classification, and Dichotomous Keys activity with Pamishan Creatures Sept-Oct 5-6 wks removal. b. Explain the purpose of the major organ systems in the human body (i.e., digestion, respiration, reproduction, circulation, excretion, movement, control, and coordination, and for protection from disease). ○ respiration ○ reproduction ○ circulation ○ excretion ○ movement ○ control ○ coordination ○ protection from disease Structure & Function of Cells S7L2. Students will describe the structure and function of cells, tissues, organs, and organ systems. organs into systems, and systems into organisms. a. Relate cell structures (cell membrane, nucleus, cytoplasm, chloroplasts, mitochondria) to basic cell functions. b. Explain that cells are organized into tissues, tissues into organs c. Explain that cells take in nutrients in order to grow and divide and to make needed materials. Structure and Function of Cells Levels of cellular organization Cell structure and function Demonstrate understanding of how cells take in nutrients in order to grow, divide, and make needed materials • Correlate cell structures to basic cell function, such as: ○ cell membrane ○ nucleus ○ cytoplasm ○ chloroplast ○ mitochondria Science Grade 7 www.biologycorner.com -Classifying Shoes Pg 201 Holt Textbook Cells Tissues Organs organ systems organism structure function role cell wall nucleus cytoplasm chloroplasts, mitochondria needs survival transport oxygen food nutrients waste waste removal osmosis diffusion cell division microscope slides 12-19, 38-46 Page 3 -Construct a chart detailing the six kingdoms; including major characteristics of each kingdom with a list of at least three organisms belonging to that kingdom. -Students will identify parts of the prokaryotic and eukaryotic cells by creating a diagram or foldable comparing and contrasting each type of cell. -Students will identify cells organelles through illustrations (draw, label, color) and discuss the function of each organelle. Compare plant and animal cells and explain why plant cells have 3 additional organelles (chloroplasts, large vacuole, & cell wall). -Students will create a 3-D cell model and book giving a description of each cell organelle function. “The incredible edible cell” – resource: www.sciencespots.net -Lab: Students will conduct an animal/plant cell microscope lab of the cheek cells and elodea leaf lab. Student will compare the differences between the two cells and answer questions from worksheet. Resources: www.biologycorner.com -Students will complete a worksheet that describes a city, comparing to organelles and extend their knowledge by using other analogies (school, house, factory, etc…) Resources: www.biologycorner.com Oct – Nov 6 wks Biological Traits & Heredity S7L3. Students will recognize how biological traits are passed on to successive generations. Recognize that selective breeding can produce plants or animals with desired traits. Compare and contrast that organisms reproduce asexually and sexually (bacteria, protists, fungi, plants & animals). Explain the role of genes and chromosomes in the process of inheriting a specific trait. Science Grade 7 Explain the role of genes and chromosomes in the process of inheriting a specific trait • Compare and contrast asexual and sexual reproduction for organisms, such as: ○ animals ○ plants ○ fungi ○ bacteria ○ protists • Demonstrate understanding that selective breeding can produce plants or animals with desired traits 55-66, 69, 100 Page 4 Dec-Jan 5 wks Ecology S7L4 Students will examine the dependence of organisms on one another and their environments. c. Recognize that changes in environmental conditions can affect the survival of both individuals and entire species. d. Categorize relationships between organisms that are competitive or mutually beneficial. e. Describe the characteristics of Earth’s major terrestrial biomes (i.e. tropical rain forest, savannah, temperate, desert, taiga, tundra, and mountain) and aquatic communities (i.e. freshwater, estuaries, and marine). Science Grade 7 Environmental Conditions Characteristics of biomes and communities Factors effecting survival of organisms Interdependence of organisms Transfer and recycling of matter Energy transfer Relationships between organisms Interdependence of organisms • Predict how changes in environmental conditions can affect the survival of both individuals and entire species • Categorize relationships between organisms that are competitive or mutually beneficial, such as: ○ predator/prey ○ competition ○ commensalism • Compare and contrast the characteristics of Earth’s major terrestrial and aquatic biomes: ○ tropical rain forest Organism Dependence interdependence independence food fuel nutrients food chain food web predator prey producer consumer decomposer matter transfer recycle environment energy flow sunlight solar energy energy source chemical energy mechanical energy, survival endangered, threatened extinct competition mutually beneficial Symbiosis mutualism, commensalisms, parasitism capacity population community ecosystem biome 77, 79, 83-85 72, 73, 79, 84, 87, 88 -Interpreting Ecological Data www.biologycorner.com -Identify consumers, producers in a food web Food Web www.biologyconer.com -Students will create their own mural of a food webs in relationship to the different biomes -Technology Integration Exploring Biomes www.sciencespot.net -Diorama of Biomes and/or Poster detailing the environmental factors of each biome -Students will create a haiku poem about commensalisms, mutualism or parasitism. -Use a Graphic Organizer to compare and contrast the three types of symbiotic relationships -Comparing Ecosystem Group Project www.biologycorner.com Internet resource http://mbgnet.mobot.org/sets/ -Exploring Biodiversity using the “Hula Hoop” outdoor activity. Page 5 ○ savannah ○ temperate ○ desert ○ taiga ○ tundra ○ mountain ○ freshwater ○ estuaries ○ marine Jan-Feb 5 wks Energy Flow & Nutrient Cycling S7L4 Students will examine the dependence of organisms on one another and their environments. a. Demonstrate in a food web that matter is transferred from one organism to another and can recycle between organisms and their environments. b. Explain in a food web that sunlight is the source of energy and that this energy moves from organism to Science Grade 7 Energy Flow and Nutrient Cycling Transfer and recycling of matter Energy transfer Relationship between organisms Evaluate how matter is transferred in a food web from one organism to another, such as: ○ from producer to consumer ○ from consumer to consumer ○ from consumer to decomposer • Demonstrate understanding of how matter can recycle between organisms and their biotic abiotic atmosphere, biodiversity biomass species biosphere, characteristic terrestrial tropical rain forest, savannah temperate, desert, taiga tundra mountain aquatic community, freshwater estuary marine http://www.woodrow.org/teacher s/bi/2000/ Ethnobotany/schoolyard_ecolog y.html 78-80 78, 79, 81 72, 73, 79, 84, 87, 88 Page 6 -Students will analyze how the flow of energy is like our money. (Example: Our dollars come from one source- The US mint. They are then transferred from one person to another, each person using the money for their own needs. On average, only 10% is transferred to others in need or “given to charity.”) March 4 wks organism. d. Categorize relationships between organisms that are competitive or mutually beneficial. environments Demonstrate understanding that energy that originates from the Sun moves from organism to organism within a food web Evidence of Evolution S7L5 –Students will examine the evolution of living organisms through inherited characteristics that promote survival of organisms and the survival of successive generations of their offspring. a. Explain that physical characteristics of organisms have changed over successive generations (e.g. Darwin’s finches and peppered moths of Manchester). b. Describe ways in which species on earth have evolved due to natural selection. c. Trace evidence that the fossil record found in sedimentary rock provides evidence for the long history of changing life forms. Organisms change over time Science Grade 7 Natural selection Environmental conditions Fossils Evidence of change Explain how physical characteristics of organisms have changed over successive generations, some examples may include: ○ Darwin’s finches ○ peppered moths • Demonstrate understanding of the processes of natural selection • Determine how the reproduction and survival of species is impacted by natural selection, some examples may include: ○ mimicry ○ camouflage ○ venom • Demonstrate Evolution inherited characteristics, inference biodiversity, endangered, threatened extinct successive generations offspring parent Darwin natural selection fossil fossil evidence fossil record geologic record, vestigial structures, sedimentary rock 89-101 -“Design a Better Beak” Activity http://www.pbs.org/safarchive/4_ class/45_pguides/ pguide_1001/44101_beaks.html -Model Natural Selection using the Natural Selection Activity -Examine the fossil record for evidence of changing life form history. -Peppered Moth Activity (Paper) Technology Integration -Peppered Moth Simulation www.biologycorner.com -Students will construct an illustration dictionary for the vocabulary words in the chapter -Students will create a poster that will show the future evolution of a current species. Page 7 understanding that the fossil record found in sedimentary rock provides evidence for evolution Science Grade 7 Page 8 Science Grade 7 Page 9