Ques: Answer the following question given this paragraph: Q: What does the esophagus connect to at its bottom end? Choices: - the colon - the larynx - the large intestine - the stomach A:
Ans: the stomach

Ques: Answer the following question given this paragraph: After implantation occurs, the blastocyst is called an embryo . The embryonic stage lasts through the eighth week following fertilization. During this time, the embryo grows in size and becomes more complex. It develops specialized cells and tissues and starts to form most organs. For an interactive animation of embryonic development, go to this link: http://health. howstuffworks. com/adam-200129. htm . Q: What is the blastocyst called after implantation? Choices: - trophoblast - an nucleus - an produce - an embryo A:
Ans: an embryo

Ques: Answer the following question given this paragraph: When earthquake epicenters are put on a map, they outline the plates . This is because the earthquakes where the plates come into contact with each other. Earthquakes are found primarily in lines around the edges of some continents. They are also found through the centers of some oceans. Some occur in patches in some land areas. Q: What are found primarily in lines around the edges of some continents? Choices: - volcanoes - glaciers - Reefs - earthquakes A:
Ans: earthquakes

Ques: Answer the following question given this paragraph: Sometimes air doesn't mix in the troposphere. This happens when air is cooler close to the ground than it is above. The cool air is dense, so it stays near the ground. This is called a temperature inversion ( Figure below ). An inversion can trap air pollution near the surface. Temperature inversions are more common in the winter. Can you explain why?. Q: In what season are temperature inversions more common? Choices: - spring - autumn - summer - winter A:
Ans:
winter