Herre is a lesson on divergent and convergent evolution. It has links to terrific video clips, an associate worksheet, and more. The analysis questions have been reviewed separately on Lesson Planet if you would like more information....

Five evolution-related questions are answered by beginning biologists on a separate sheet of paper. First, they are asked to list adaptations that allow organisms to survive under various conditions. The second question refers to...

They're everywhere! They're everywhere! Prokaryotes cover the Earth! Biology buffs survey the microscopic world of bacteria, including their general structure, metabolism, commercial uses, and diseases caused by pathogenic varieties....

Ozone, made of three bonded oxygen atoms, is found 15-30 km above Earth, has a strong smell, is blue, and blocks sunlight from hitting the surface of Earth. The 22nd lesson in a series of 36 specifically focuses on the important elements...

Learn about the factors that affect the way oxygen dissolves in salt water with a chemistry lab. After studying the molecular structure of water, young scientists figure out how aeration, temperature, and organic waste affect...

Carbon is the most common element on earth, so the innovative discovery of a new type of carbon molecule won the 1996 Nobel Prize. In the ready-to-go lesson, scholars learn about C60 and how it has opened up the entire area of...

Ancient religion was often times closely linked to social structure and government. Hand out a handy guide that describes 12 major gods and goddesses from ancient Mesopotamia. They are each connected to a location, symbol, and force of...

For this reading worksheet, learners read different passages of text and fill out graphic organizers for each one. Students read 6 texts total.

A series of questions about archaebacteria and eubacteria reinforce a chapter on viruses and bacteria. This worksheet is from chapter 18 of an unspecified textbook, but could work with your biology lecture as well. High schoolers...

In this mollusks worksheet, students use an illustration of a snail to complete 4 short answer questions about the structure and function of the parts of gastropods.

In this plate tectonics worksheet, students answer questions about plate movement, the types of boundaries, the history of Earth's crusts and plate tectonics. They use an on line source to get their answers.

In this minerals worksheet, learners will review 5 vocabulary words associated with minerals including rock, gem, ore, and crystal. Then students will complete a crossword puzzle with 7 terms relating to the different tests that can be...

In this prokaryote activity, students answer ten questions about prokaryote cells and they color a diagram of a simple bacteria cell and its structures.

In this atom learning exercise, students answer 31 multiple choice questions about the structure of atoms, the periodic table, the reactivity of elements, orbital diagrams and the families of elements.

In this atom activity, students complete 60 questions about the trends in atoms such as ionization energy and atomic radius, about valence electrons, about the families of elements, about metals, non-metals and semi-metals, about the...

In this geologic history worksheet, learners answer questions about the earth's history, about dating fossils, about layers of rocks and about unconformity.

For this language arts worksheet, learners read 16 sentences and mark a C if the sentence is complete and an F is there is a sentence fragment.

Ever needed a reason to stop eating meat? Read this interesting (and slightly disgusting) passage with your class to assess reading comprehension. 

In this plate tectonics worksheet, students complete 8 fill in the blank questions on plate boundaries, 9 short answer questions on the Earth's crust and 5 fill in the blank on continental drift. There are 3 follow questions at the end.

In this tomography worksheet, students read about how tomography is used to help oceanographers learn more about the Earth's surface below the ocean. Students complete 3 short answer questions based on the reading.

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...

In this earth science worksheet, learners determine the name of 10 minerals based on the descriptions given on the page. They see pictures of a number of minerals, and check their answers with the word bank at the bottom of the page.

For this insect worksheet, students answer 12 multiple choice questions after watching a video about insects. Topics include structures of insects, characteristics of insects, termites, crickets and beetles and the process of metamorphosis.

In this ozone worksheet, students fill in the blanks to sentences while following a PowerPoint presentation on the ozone layer, its depletion, the causes of the depletion and its structure.