A group of students is learning to identify each organ of the human body by looking at images. The students identify the stomach. Which statement best describes the stomach? The stomach stores food for energy.
B. The stomach breaks food into small pieces so we can breathe.
C. The stomach carries bits of food to different parts of the body.
D. The stomach breaks food into small particles.

Drag each label to the correct location. each label can be moved more than once match the properties with the subatomic particle

Which is not a characteristic of bacteria? a. they are unicellular. b. they are prokaryotic. c. they are the smallest form of life on earth. d. they are multicellular.

This is a typical grassland food web. it is also a small picture of an important cycle on earth: the carbon cycle. describe how the carbon gets into this food web. a) bacteria and fungi, the decomposers, recycle carbon from dead organisms. b) carbon is found in the grass and is passed from one level to the next in this food web. eliminate c) all living things give off carbon dioxide as a by-product of respiration and it is released into the atmosphere. d) plants use carbon dioxide as a reactant in photosynthesis, to make usable chemical energy in the form of a sugar.