Q: Answer the following question given this paragraph: Bacteria called cyanobacteria are very important. They are bluish green in color (see Figure below ) because they contain chlorophyll. They make food through photosynthesis and release oxygen into the air. These bacteria were probably responsible for adding oxygen to the air on early Earth. This changed the planet's atmosphere. It also changed the direction of evolution. Ancient cyanobacteria also may have evolved into the chloroplasts of plant cells. Q: Cyanobacteria are bluish green in color because they contain what? Choices: - chloroplasts - microbial - carbonate - chlorophyll A:
A: chlorophyll

Q: Answer the following question given this paragraph: Tropical wet climates occur at or very near the Equator. They have high rainfall year round. Tropical rainforests ( FIgure below ) grow in this type of climate. Q: Tropical rainforests are an example of a climate that occurs near what? Choices: - poles - deserts - tundras - equator A:
A: equator

Q: Answer the following question given this paragraph: Even though they are very strong, bones can fracture , or break. Fractures can happen at different places on a bone. They are usually caused by excess bending stress on the bone. Bending stress is what causes a pencil to break if you bend it too far. Q: What usually causes fractures on a bone? Choices: - compressive stress - shear stress - extra weight - excessive bending stress A:
A: excessive bending stress

Q: Answer the following question given this paragraph: But mining for gold is a slow, dirty, and dangerous process. Not everyone owns a gold mine in both the ancient Egyptian society and during the Roman Empire, the gold mines were the property of the state, not an individual or group. So there were few ways for most people to legally get any gold for themselves. Q: In ancient egypt gold mines were the property of what? Choices: - prospectors - city - people - state A:
A: state