Science in the News Quiz.

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

1. Foot-and-mouth disease is a virus that
   affects

a. humans.
b. dogs and cats.
c. hoofed animals.
d. none of the above.

2. Government officials are fighting the
epidemic by

a. prescribing antibiotics.
b. starving the animals.
c. bathing the animals with antibacterial
   soap.
d. killing the animals.

3. Foot-and-mouth disease causes

a. blisters.
b. bleeding.
c. heart attacks.
d. all of the above.

4. Loud noise can cause ear damage at

a. 15 decibels.
b. 35 decibels.
c. 60 decibels.
d. 85 decibels.

5. We hear because of sound waves that
vibrate against

a. hair cells in the outer ear.
b. hair cells in the inner ear.
c. the earlobe.
d. all of the above.

6. Repeated exposure to loud sounds can

a. cause hair loss.
b. kill cochlear hair cells.
c. cause temporary hearing loss.
d. both b and c

7. Space station Mir

a. was just launched into orbit.
b. is en route to the moon.
c. crashed into the Pacific Ocean.
d. none of the above.

8. An archaeologist recently found the skull
of an ancient human ancestor in

a. Argentina.
b. Peru.
c. Uganda.
d. Kenya.

9. The battered skull dates from

a. 1 million years ago.
b. 2.5 million years ago.
c. 3.5 million years ago.
d. none of the above.

10. The skull dates from the same period as
a fossil skull called

a. Lucy.
b. Linus.
c. Shirley.
d. none of the above.

1. c 2. d 3. a 4. d 5. b 6. b 7. c 8. d 9. c 10. a