Answer the following question given this paragraph: Skin protects the body from injury, water loss, and microorganisms. It also plays a major role in maintaining a stable body temperature. Q: Which organ protects the body from injury, water loss, and microorganisms? Choices: - kidney - stomach - liver - skin A:
skin

Answer the following question given this paragraph: Vertebrates have a system of muscles attached to the endoskeleton to enable movement. Muscles control movement by alternately contracting (shortening) and relaxing (lengthening). Generally, muscles work together in opposing pairs. Q: In vertebrates, a system of what structures attached to the endoskeleton enables movement? Choices: - nerves - tendons - tissues - muscles A:
muscles

Answer the following question given this paragraph: Bioterrorism is the intentional release or spread of agents of disease. The agents may be viruses, bacteria, or toxins produced by bacteria. The agents may spread through the air, food, or water; or they may come into direct contact with the skin. Two of the best known bioterrorism incidents in the U. S. occurred early in this century:. Q: The intentional release or spread of agents of disease is known as what? Choices: - act of war - pandemic - disaster - bioterrorism A:
bioterrorism

Answer the following question given this paragraph: Saturn is the second largest planet in the solar system ( Figure below ). Saturn's mass is about 95 times Earth's mass. The gas giant is 755 times Earth's volume. Despite its large size, Saturn is the least dense planet in our solar system. Saturn is actually less dense than water. This means that if there were a bathtub big enough, Saturn would float! In Roman mythology, Saturn was the father of Jupiter. Saturn orbits the Sun once about every 30 Earth years. Q: What is the second largest planet in the solar system? Choices: - Venus - jupiter - Mars - saturn A:
saturn