Science Worksheets and Study Guides Eighth Grade. Respiration and excretion

The resources above correspond to the standards listed below:

West Virginia Standards

WV.SC.S.8.2. Content of Science: Students will demonstrate knowledge, understanding and applications of scientific facts, concepts, principles, theories and models as delineated in the objectives, demonstrate an understanding of the interrelationships among physics, chemistry, biology, earth/environmental science, and astronomy, apply knowledge, understanding and skills of science subject matter/concepts to daily life experiences.
SC.O.8.2.4. Compare the variations in cells, tissues and organs of the circulatory, respiratory and reproductive systems of different organisms.