1) I am the system responsible for circulating, or moving, blood to all other systems. What am I a) Skin b) Telescope c) Organ d) Circulatory System 2) I am one of your sense organs, the largest body organ. What am I? a) Bacteria b) Skin c) Cell d) Organ 3) I am an instrument used to view microscopic organisms. What am I? a) Circulatory System b) Respiratory System c) Telescope d) Skin 4) I am the system responsible for carrying oxygen to your lungs so that you can respire, or breathe. What am I? a) Circulatory System b) Skin c) Respiratory System d) Organ 5) I am one of the body’s building blocks, the smallest unit of life that can carry out functions of living things. What am I? a) Circulatory System b) Telescope c) Skin d) Cell 6) I am a tiny, one-celled organism that Anton van Leeuwenhoek discovered when looking at water through a microscope. What am I? a) Bacteria b) Circulatory System c) Organ d) Skin 7) I am made up of body tissues, groups of similar cells. What am I? a) Telescope b) Cell c) Organ d) Skin

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