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AP: Chapter 26: Origin of Life
Five pages take biologists on a generalized survey of the origin of life. Queries are made regarding theories of how life developed, ancient Earth conditions, and the ever-changing field of taxonomy. The experiments of different...
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Communicable Diseases
In this communicable diseases activity, students explain what causes most types of diseases. Then they describe the difference between a disinfectant and an antiseptic. Students also determine ways that communicable diseases can be spread.
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Microscope Online
For this microscope worksheet, students use an on line site to answer questions about the history of the microscope, they view objects and identify what each is, they explore different magnifications of the microscope and they answer...
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Knowledge Quiz: Bacteria
In this bacteria quiz worksheet, students complete a set of 10 multiple choice questions covering a variety of concepts related to bacteria. A reference web site is included for additional resources.
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Easily Confused Words: Lead and Led
Although not quite as confusing as their, they're, and there, many people have difficulty with lead, lead (the toxic metallic), and led. Review these basic sentences with your third and fourth graders, and have them complete the...
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Biology Quiz
In this biology activity, students complete short answer questions about botany, animals, plants, DNA, and more. Students complete 15 short answer questions.
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BIO205-CH1- Intro Word Search
In this word search activity, students locate words related to biology. The word list includes protists, viruses, plants, spiral, and biotechnology.
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Change Through Time
In this evolution worksheet, high schoolers will complete a table by writing in the era and biological event based on 4 different time periods of Earth's history. Students will answer 8 fill in the blank questions based on the different...
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Microscopes Online
In this microscopes worksheet, learners access a website to complete questions about the early compound microscopes and the scientist involved in the development. This worksheet has 1 graphic organizer, 7 fill in the blank, and 10 short...