Quiz. (Science In The News).

DIRECTIONS: Read the late-breaking news in our Science News section on pages 4 to 6. Then test your knowledge by answering the questions below. Circle the correct letter.

1. Anthrax is a(n)
   a. a single-celled bacterium,
   b. enzyme.
   c. spore.
   d. virus:

2. The anthrax-killing enzyme researched by
   microbiologist Vincent Fischetti is
   produced by a
   a. bacterium.
   b. protein.
   c. virus.
   d. hormone.

3. What is the study of the crop-circle
   phenomenon?
   a. cereology
   b. cropcircleology
   c. cropsphererology
   d. cerealmicrobiology

4. Which of the following describes scientists'
   conclusions about crop circles?
   a. Microwaves produce crop circles.
   b. Earth's magnetic fields cause crop circles.
   c. No evidence is scientifically conclusive.
   d. Crop circles offer conclusive evidence of
   extraterrestrial life.

5. The batfish's rosy lips help the species
   a. lure prey.
   b. attract mates.
   c. improve its poor swimming skills.
   d. conceal itself from predators.

6. The rosy-lipped batfish ensnares meals by
   a. biting prey.
   b. flashing its rostrum.
   c. planting a suction-like kiss on prey.
   d. wiggling a lure-like appendage on its
   forehead.

7.  A recent study shows that pierced tongues
    a. cause cavities.
    b. chip teeth.
    c. damage salivary glands.
    d. trigger gum recession.

8. Through what factor does the barbell of
   pierced tongues eventually weaken the
   jawbone?
   a. metallic chemical reactions
   b. momentum
   c. erosion
   d. friction

TAKE IT FURTHER

9. Research and report on a bacterium vital to
   human health.

10. Research this question: Besides the
    findings reported in "Too Cool For Teeth,"
    what have scientists discovered about the
    risks of oral damage from tongue
    piercing?

ANSWERS

1. a 2. c 3. a. 4. C. 5. b. 6. d. 7. d. 8. d.