Curriculum Grade 7 Life Science
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Content Outline |
Massachusetts Science Framework Standard(s) |
Concept Objective |
Associated Mathematics Skills |
Prerequisite Skills |
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Skills of Inquiry –p7(May 2001)
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To identify the steps of scientific method
To explain the difference between a variable and a control
To plan or design an experiment
To present data in an appropriate way
To form a conclusion based on the data |
To make quantitative observations including measurement
To apply metric measurement
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To express in observations in a sentence.
To identify observations vs. inferences
To organize data in charts, and graphs |
Curriculum for 7th Grade Life Sciences
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Content Outline |
Massachusetts Science Framework Standard(s) |
Concept Objective |
Associated Mathematics Skills |
Prerequisite Skills |
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1. Classify organisms into the currently recognized kingdoms according to characteristics that they share. Be familiar with organisms from each kingdom.
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To give examples of ways that classification is used in science
To describe the use of binomial nomenclature
To relate taxonomy to evolution and technology
To define and organize the 7 levels of classification
To explain the general characteristics of each kingdom |
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To identify likenesses and differences.
To sort objects by characteristics. |
Curriculum for 7th Grade Life Sciences
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Content Outline |
Massachusetts Science Framework Standard(s) |
Concept Objective |
Associated Mathematics Skills |
Prerequisite Skills |
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2. Recognize that all organisms are composed of cells, and that many organisms are single-celled (unicellular), e.g., bacteria, yeast. In these singled celled organisms, one cell must carry out all of the basic functions of life. |
To describe the needs of all living things
To apply the needs of individual cells to the needs of the organism
To recognize that many scientists contributed to the cell theory
To explain that organisms do not come from nonliving things
To know the 3 statements of the cell theory
To know the purpose of the microscope
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To quantify by percentage and ratio within a designated area
To estimate and/or compare quantifiable data |
To understand basic definitions: matter, elements, and compounds.
To identify things that are living and nonliving
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Curriculum for 7th Grade Life Sciences
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Content Outline |
Massachusetts Science Framework Standard(s) |
Concept Objective |
Associated Mathematics Skills |
Prerequisite Skills |
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3. Compare and contrast plant and animal cells, including major organelles( cell membrane, cell wall, nucleus, cytoplasm, chloroplasts, mitochondria, vacuoles). |
To identify the major organelles in cells
To describe the function of each organelle
To recognize plant and animal cells
To know the differences between plant and animals cells
To compare plant and animal cells |
To be familiar with scale diagrams and units of measure relative to microscopic objects. |
To define microscopic and macroscopic
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Curriculum for 7th Grade Life Sciences
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Content Outline |
Massachusetts Science Framework Standard(s) |
Concept Objective |
Associated Mathematics Skills |
Prerequisite Skills |
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4. Recognize that with in cells, many of the basic functions of organisms (e.g., extracting energy from food and getting rid of waste) are carried out. The way in which cells function is similar to all living organisms. |
To discuss various types of transport in the cell
To identify the stages of cell’s life cycle
To understand that mitosis leads to the formation of identical cells
To explain the processes of photosynthesis and cellular respiration.
To define aerobic and anaerobic respiration.
To identify the molecules needed for photosynthesis and cellular respiration and the end products of each
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To make quantitative comparisons.
To identify differences by estimating quantities
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To sequence events and explain the sequence in writing. |
Curriculum for 7th Grade Life Sciences
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Content Outline |
Massachusetts Science Framework Standard(s) |
Concept Objective |
Associated Mathematics Skills |
Prerequisite Skills |
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5. Describe the hierarchical organization of multicellular organisms from cells to tissues to organs to systems to organisms. |
To define the levels of organization
To identify the levels of organization within various organisms
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Curriculum for 7th Grade Life Sciences
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Content Outline |
Massachusetts Science Framework Standard(s) |
Concept Objective |
Associated Mathematics Skills |
Prerequisite Skills |
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A. Identify organ systems B. Functions of each system C. Interactions among systems |
6. Identify the general functions of the major systems of the human body (digestion, respiration, reproduction, circulation, excretion, protection from disease, and movement, control, and coordination) and describe ways that these systems interact with each other. |
To identify and describe the systems of the body
To explain the basic functions of each system
To discuss how various systems work together for the survival of the organism |
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Curriculum for 7th Grade Life Sciences
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Content Outline |
Massachusetts Science Framework Standard(s) |
Concept Objective |
Associated Mathematics Skills |
Prerequisite Skills |
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7. Recognize that every organism requires a set of instructions that specifies its traits. These instructions are stored in the organism’s chromosomes. Heredity is the passage of these instructions from one generation to another. |
To recognize that traits are passed on from one generation to the next
To explain the difference between dominant and recessive traits
To the difference between heterozygous and homozygous genotypes
To apply and explain the probability of various gene combinations in offspring |
To apply probability to data
To use fractions and percents
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To be able to identify variations among similar objects. |
Curriculum for 7th Grade Life Sciences
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Content Outline |
Massachusetts Science Framework Standard(s) |
Concept Objective |
Associated Mathematics Skills |
Prerequisite Skills |
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8. Recognize that heredity information is contained in genes located in the chromosomes of each cell. A human cell contains about 30,000 different genes on 23 different chromosomes |
To identify chromosomes, DNA, nucleic acids, and a double helix structure
To explain that the nucleic acid sequences are the codes for the genes within each chromosome
To recognize the contributions from various scientists to genetics including: Mendel, Watson, Crick, and Franklin |
To organize and create charts and graphs |
To use charts and graphs to interpret data
To organize information |
Curriculum for 7th Grade Life Sciences
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Content Outline |
Massachusetts Science Framework Standard(s) |
Concept Objective |
Associated Mathematics Skills |
Prerequisite Skills |
types of asexual reproduction |
9. Compare sexual reproduction (offspring inherit half of their genes form each parent) with asexual reproduction (offspring is an identical copy of the parent’s cell).
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To explain the process of DNA replication and the purpose of creating exact copies of DNA
To demonstrate an understanding of the chromosome theory, meiosis and mitosis
To compare and contrast meiosis and mitosis
To discuss sexual and asexual reproduction
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Curriculum for 7th Grade Life Sciences
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Content Outline |
Massachusetts Science Framework Standard(s) |
Concept Objective |
Associated Mathematics Skills |
Prerequisite Skills |
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10. Give examples of ways in which genetic variation and environmental factors are the causes of evolution and the diversity of organisms.
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To discuss the theory of evolution citing examples of variations that led to adaptation to the environment.
To define fossils, evolution, variation, adaptation, natural selection.
To identify variations within a species.
To compare and contrast a variation and an adaptation.
To apply natural selection to a hypothetical situation identifying variations, and environmental factors.
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To collect, analyze and present statistical data
To identify factors that will affect the probability of a particular outcome |
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Curriculum for 7th Grade Life Sciences
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Content Outline |
Massachusetts Science Framework Standard(s) |
Concept Objective |
Associated Mathematics Skills |
Prerequisite Skills |
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A. Purpose of evidence B. Fossils C. Comparative anatomy D. Geological evidence
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11. Recognize that evidence drawn from, geology, fossils, and comparative anatomy provide the basis of the theory of evolution. |
To discuss why and how evidence is needed to support evolution
To define fossils comparative anatomy, and geology
To compare and contrast fossils of different time periods
To compare various species so that similarities and differences can show evolution
To identify and explain how changes in the earth have affected how organisms evolve |
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Curriculum for 7th Grade Life Sciences
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Content Outline |
Massachusetts Science Framework Standard(s) |
Concept Objective |
Associated Mathematics Skills |
Prerequisite Skills |
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12. Relate the extinction of species to a mismatch of adaptation and the environment.
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To apply natural selection to the extinction of some species.
To identify various factors in the environment that could lead to extinction including lack of conservation ie over hunting, loss of habitat
To recognize that genetic variation is limited by population and the extent of the variation in question as it relates to environmental factors. |
To create and use graphs to represent data
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To identify a fossil.
To identify differences and similarities between organisms. |
Curriculum for 7th Grade Life Sciences
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Content Outline |
Massachusetts Science Framework Standard(s) |
Concept Objective |
Associated Mathematics Skills |
Prerequisite Skills |
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13. Give examples of ways in which organisms interact and have different functions within an ecosystem that enable the ecosystem to survive.
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To identify an ecosystem
To recognize that an environment contains living and nonliving things
To explain that within a community are populations of organisms
To compare and contrast a population and a species
To know the criteria of a habitat and a niche |
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To know the basic needs of organisms: food, water, and a place to live
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Curriculum for 7th Grade Life Sciences
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Content Outline |
Massachusetts Science Framework Standard(s) |
Concept Objective |
Associated Mathematics Skills |
Prerequisite Skills |
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14. Explain the roles and relationships among producers, consumers and decomposers in the process of energy transfer in a food web.
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To identify the roles of producers, consumers, and decomposers To explain the relationships between herbivores, carnivores, and omnivores To differentiate between a food chain and a food web. To identify producers, and various consumers in a food chain and a food web and their energy roles |
To compare amounts or percentages, ex feeding levels
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Curriculum for 7th Grade Life Sciences
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Content Outline |
Massachusetts Science Framework Standard(s) |
Concept Objective |
Associated Mathematics Skills |
Prerequisite Skills |
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15. Explain how dead plants and animals are broken down by other living organisms and how this process contributes to the system as a whole.
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To define decomposers
To recognize that decomposers contribute to the continuation of the energy cycle
To discuss the relationship between decomposers and producers |
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Curriculum for 7th Grade Life Sciences
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Content Outline |
Massachusetts Science Framework Standard(s) |
Concept Objective |
Associated Mathematics Skills |
Prerequisite Skills |
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16. Recognize that producers (plants that contain chlorophyll) use the energy from sunlight to make sugars from carbon dioxide and water through a process called photosynthesis. this food can be used immediately, stored for later use, or used by other organisms.
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To identify examples of producers.
To discuss the type of cells specifically the organelles necessary for an organism to be identified as a producer.
To explain photosynthesis in detail.
To relate the process of photosynthesis and the role of producers in energy cycle of an ecosystem |
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Curriculum for 7th Grade Life Sciences
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Content Outline |
Massachusetts Science Framework Standard(s) |
Concept Objective |
Associated Mathematics Skills |
Prerequisite Skills |
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17. Identify ways in which the ecosystems have changed throughout geological time in response to physical conditions, interactions among organisms, and actions of humans. Describe how changes may be catastrophes such as volcanic eruptions or ice storms. |
To identify various changes that occur in ecosystems
To explain how geological changes fast and slow, affect the ecosystem and the organisms that live there.
To explain how humans and other organisms can cause changes in an ecosystem and its balance. |
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Curriculum for 7th Grade Life Sciences
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Content Outline |
Massachusetts Science Framework Standard(s) |
Concept Objective |
Associated Mathematics Skills |
Prerequisite Skills |
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18. Recognize that biological evolution accounts for the diversity of species developed through gradual processes over many generations. |
To explain how variations can lead to possible adaptations.
To discuss evidence of organisms as they change over a very long period of time: ex. Horses
To identify differences and similarities among different species due to evolution ex. General anatomy, roles in an ecosystem. |
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