Welcome to the Springdale School District 7th Grade Life Science Page!
On this page you will find Activities, Web Links, Labs and Lesson Plans for 7th grade Life Science. This information is a cooperative effort from Science Teachers at J.O. Kelly Middle School, Helen Tyson Middle School and Hellstern Middle School in the Springdale School District located in Springdale, Arkansas.
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General Life Science Websites
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| National Geographic Human Body Systems: Interactive! Brain, Heart, Digestive System, Lungs and Skin - MK 1/29/08 |
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LS. 2.7.1 Illustrate the hierarchical relationships of cells, tissues, organs, and organ systems
LS 2.7.2 Analyze how two or more organs work together to perform a function (e.g. mouth & stomach to digest food)
LS 2.7.3 Identify organ systems in vertebrates and plants
LS 2.7.4 Analyze the structure and function of tissues, organs, and organ systems of a vertebrate and angiosperm
LS 2.7.5 Compare and contrast vertebrate systems and plant organ systems
LS 2.7.6 Identify human body systems: nervous, digestive, circulatory, repiratory, excretory, integumentary, skeletal/muscular, endocrine, reproductive
LS 2.7.7 Relate the structure of vertebrate and plant body systems to their functions
LS 2.7.8 Investigate functions of the human body systems
LS 2.7.9 Describe interactions between major organ systems
LS 2.7.10 Investigate careers, scientists, and historical breathroughs related to life science
LS 3.7.1 Explain that the fertilized egg cell carries genetic information from each parent and multiplies to form a complete organism
LS 3.7.2 Distinguish between sperm cells and egg cells
LS 3.7.3 Compare and contrast the structure and function of the sperm cell and the egg cell in vertebrates and plants and their role in sexual reproduction
LS 3.7.4 Investigate and analyze the development of embryos
LS 3.7.5 Dissect a poultry egg to analyze its structure (e.g. paper, plastic, clay models, virtual or speciment dissection
LS 3.7.6 Dissect a flower to analyze the reproductive system of angiosperms (e.g. paper, plastic, or clay models; virtual or specimen dissection
LS 3.7.7 Differentiate between sexual and asexual reproduction in vertebrates and plants
LS 3.7.8 Identify the number and source of chromosomes in human body cells
LS 3.7.9 Identify the number and source of chromosomes in human sex cells
LS 3.7.10 Explain the role of cell division
LS 3.7.11 Investigate careers, scientists, and historical breakthroughs related to reproduction
LS 3.7.12 Summarize the interactions between organ systems in the
maintenance of homeostasis
LS 4.7.1 Explain the role of reproduction in the continuation of a species
7th Grade Life Science 
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