Bio111 Lab Practical 1-6 REVIEW Key

Bio111 Lab Practical 1-6 REVIEW Key - Bio 111 Lab Practical...

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Bio 111 Lab Practical Review Labs 1-6

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1. Which of the following is an example of a hypothesis? a. Hydrogen gas will diffuse faster than chlorine gas. b. Will chlorine gas diffuse faster than hydrogen gas? c. Chlorine has a molecular weight of 35.45. d. Hydrogen gas diffused 22 mm in 5 minutes.
2. Which of the following describes a control? a.Dialysis bag filled with 50% sugar soaking in 100% water. b.Dialysis bag filled with 1% starch soaking in 100% water. c.Dialysis bag filled with 100% water soaking in 100% water. d.Both a & b.

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3. Label the parts of the microscope. Ocular Objectives Course Focus Fine Focus Iris Diaphragm Stage
4. How do you calculate total magnification? Ocular (10x) times Objective (either 4x, 10x or 43x)

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5. The maximum amount the scale can weigh is? 311 g
6. The minimum amount the scale can weigh is? .01g (0 is not a weight)

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7. The density of a rock that has a volume of 33mL and weighs 11g is? 11g/33mL = .333g/mL
8. There are _____ ml of liquid in this graduated cylinder. a.7.2 ml b.6.3 ml c.6.6 ml d.7.0 ml

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9. 1131 g = how many kg? 1.131kg
10. 83m = how many mm? 83000

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777 cL = how many DL? .777Dl
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This note was uploaded on 05/26/2011 for the course BIO 111 taught by Professor Osikanlu during the Spring '09 term at Moraine Valley Community College.

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Bio111 Lab Practical 1-6 REVIEW Key - Bio 111 Lab Practical...

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