Typical topics for seventh grade science worksheets include single cell organisms, the functions of plant and animal cells, the hierarchy of multi-cell organisms, human anatomy, and the functioning of the human body's major organs. Other worksheet topics pertinent to the life science focus of most seventh grade science curricula include the interactions of human bodily functions, the impact of various influences on the inheritance of biological traits, and the reproductive and life cycles of plants and animals.
Mapping the systems of the human body and skeletal structure and identifying organs or specific bones of the body and their functions, such as the relationship of the neurons in the spinal cord to the brain, are appropriate worksheet exercises. Dissection of lower life forms and the use of microscopes are often included in seventh grade science. Accordingly, worksheets that focus on the internal organs of frogs or other lower life forms and the parts and function of a microscope are appropriate for seventh grade students. DNA and cellular structures are also pertinent topics for seventh grade science worksheets, including sub-topics such as diffusion and osmosis, genetic variables, DNA composition, and mitosis and meiosis.
A seventh grade worksheet formatted as a crossword puzzle is one option for presenting and testing knowledge on a specific topic. Another common type of worksheet requires the student to draw a cell and label its parts or to draw both an animal cell and a plant cell and explain the differences.