SCI 130 Midterm HELP!

Patrick found that the level of water pollution was very high downstream from a factory. What is a reasonable conclusion form this investigation?
 A. His observation supports the hypothesis that the factory causes pollution. 
 
 B. There is no evidence of pollution. 
 
 C. It is unknown whether the factory caused the pollution. 
 
 D. He has proven that the factory causes pollution. 
 
 E. The factory definitely causes pollution.

Which of the following is NOT a recognized subdivision of a scientific research paper?
 A. Results. 
 
 B. Discussion. 
 
 C. Methods. 
 
 D. Object. 
 
 E. Abstract. 

Henri tested the effects of a blood pressure reducing drug and found that blood pressure dropped significantly in those treated but did not change in an untreated control group. What is a reasonable conclusion from this experiment?
 A. It has been proven that the drug works. 
 
 B. The drug definitely reduces blood pressure. 
 
 C. We cannot draw any conclusions. 
 
 D. The drug has no effect on blood pressure. 
 
 E. The results support the hypothesis that the drug reduced blood pressure.