Answer:CHAPTER POSTTESTDirections: Read and answer the following questions. Write the letter of your answer in a 1 whole sheet of paper.1. What is a systematized body of knowledge that deals with facts?a. Biologyc. Scienceb. Historyd. Physics2. What do you call the proposition or explanation made on the basis of observations?a. valuec. hypothesisb. opiniond. experiment3. What should you do in order to test your hypothesis?a. researchb. interview expertsc. conduct an experimentd. read related literature about your hypothesis4. Which of the following is best to use in organizing qualitative and quantitative data?a. bar graphc. line graphb. data tabled. pie chart5. What is the measure of the amount of matter an object contains?c. weightb. gravityd. density6. Which of the following activities is PROHIBITED in a science laboratory?a. Do not taste unknown substancesb. Make sure to handle glassware with carec. Keep flammable liquids near open flamesd. Add the acid to the water, not the other way around7. Which of the following are examples of fundamental quantities in the metric system?a. area and volumec. length and massb. density and timed. volume and massB. Draw 5 laboratory equipment and give their uses