This is the "paper" version of the Module 1 Quiz. You might want to work out the answers to the quiz using this sheet before you start the real quiz, which is on Blackboard. All questions are either multiple choice or true/false.

1. Milk of Magnesia has a pH of 10.5, we could say
a. It is a base
b. It makes an alkaline solution
c. The solution has more hydroxide ions than hydrogen ions
d. All the above.

2. The LD50 for most chemicals is about the same (within two orders of magnitude). True or False

3. Contaminants in water are often expressed as mg/l. That is mg of contaminant per:
a. Liter of water
b. Liter of contaminated water (solution)
c. Liter of distilled water
d. Neither, contaminated water is measured in kilograms.

4. Animals in the same order are more closely related than animals in different phyla. True or False.

5. Besides fur, nude mice are lacking
a. ears
b. tails
c. thymus gland
d. pituitary gland

6. C. familiaris and C. lupus are in the genus
a. Caveat
b. Class
c. Canis
d. None of the above

7. The radical molecule OH(with a dot) has how many electrons?
a. 6
b. 7
c. 8
d. 9

8. The Consumer Product Safety Act definition of "Highly Toxic" is very specific about the strain of rat used for testing, true/false.

9. The Consumer Product Safety Act definition of "Highly Toxic" states three exposure routes via which a chemical might be judged highly toxic, although not in those words. The routes are:
a. animal, vegetable, mineral
b. inhalation, ingestion, dermal
c. rat, mouse, hamster
d. none of the above

10. From the Consumer Product Safety Act definition of "Highly Toxic," if 50 mg/kg of a chemical caused the death of half the animals in 14 days, we might refer to that dose as:
a. LD50
b. LD14
c. Topical Dose
d. Chronicled Dose