In this biology worksheet, students look at the function of filtering in the nephron of the kidneys and the biochemistry is emphasized.

In this biology instructional activity, middle schoolers look for the words that are related to the theme of the instructional activity. They also work on the skills of spelling and word recognition.

Does the early bird really get the worm? If so, which color of worm does it prefer? In an exciting and easy week-long field investigation, young field biologists set up a one square meter feeding area for birds. If you have a webcam,...

In this biology lesson, students label and identify the different parts of a microscope. They complete 16 short answer questions about each part's function and complete 12 review questions in the end.

In this short space, it would be impossible to describe the breadth of this seven-page genetics worksheet. Geared toward AP or college biology learners, they explore not only the basic vocabulary and concepts, but also the Law of...

This complete activity includes short answer and multiple choice questions as well as a Venn diagram for comparing and contrasting mitosis with meiosis. Separate teachers' instructions are supplied. This could be used as homework and is...

In this biology worksheet, students complete a crossword puzzle with 39 questions on taxonomy. They identify the different classification systems used in biology.

How is an animal formed? Scientists use a diagram to examine early post-fertilization stages, and the creation of the blastula. They look at a second diagram to observe the transition from the blastula to a gastrula. Three comprehension...

In this biology activity, students look for the words that are part of the word search puzzle that is focused around the theme of the sheet embryology.

For this Earth's history worksheet, students will complete 5 true or false questions based on the early history of the Earth. Students will match 7 fossil vocabulary words to their definitions. Students will complete 4 short answer...

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...

Get to the know the common house mouse and the Norway rat with an activity that reinforces reading comprehension skills. Scholars read a three-page document detailing key information about mammals, specifically rodents, and use their...

In this sponge activity, students read about the different parts of a sponge and answer 20 short answer questions that follow. They color and label different sponge drawing.

In this biology worksheet, 9th graders create one chromosome using a red plasticine and another using blue plasticine. Then they illustrate different ways of crossing over, including double crossovers. Students also explain genetic...

In this chromosomes worksheet, students complete a crossword puzzle with 33 questions about genetic mutation in chromosomes. They identify traits associated with certain genes.

For this bellwork worksheet, students answer questions about the Paleozoic and Mesozoic eras. They answer questions about fossils, half life, and radioactive material.

In this microscope worksheet, students review how microscopes work and how early scientists figured out how microscopes could help them with their discoveries. This worksheet has 3 fill in the blank and 7 short answer questions.

In this amphibian worksheet, learners will review the characteristics of the class Amphibia, including frogs and toads, salamanders, and caecilians. This worksheet has 3 short answer questions, 5 matching questions, 6 multiple choice,...

In this origin of life worksheet, high schoolers will review the different theories on how life originated on the Earth including the experiments conducted by Louis Pastuer, Francesco Redi, and Miller and Urey. Students will complete 14...

In this reptiles activity, students review reptile adaptations, amniotic egg, and the characteristics of the different reptile groups. This activity has 8 fill in the blank and 19 matching questions.

In this invertebrate instructional activity, students fill in the blank of four statements that focus on the characteristics of invertebrate chordates. Then students will number five statements in the order water flows through a...

In this mammals worksheet, students compare and contrast the three types of mammals: placental, marsupial, and monotreme. This worksheet has 4 short answer, 12 matching, and 8 fill in the blank questions.

With a multitude of questions, this worksheet offers students the opportunity to review their knowledge about the cell cycle. Question types include true/false, word bank, and completing a table about the differences between interphase...

In this history of life worksheet, students use diagrams showing how life may have begun on Earth to complete 3 short answer questions.