Science in the news quiz. (Reading Comprehension).

Directions: Read the entire issue of Science World. Then, test your knowledge by answering the questions below. Circle the correct letter for each answer.

1. Supporters say GM foods can help
  a. protect the environment.
  b. alleviate global hunger.
  c. improve the world's economy.
  d. eradicate food allergies.

2. Scientists discovered that the brittlestar
  a. isn't blind.
  b. has a smooth, crystal skeleton.
  c. is an eye.
  d. all of the above.

3. The technology that helped create "micro-bull"
  could lead to
  a. more decorative sculptures.
  b. more accurate lasers.
  c. micro-medical machines.
  d. extremely powerful microscopes.

4. Dogs and robots help emergency rescue worker
  a. carry snacks and tools to workers.
  b. explore places too small or dangerous for
  people.
  c. haul debris.
  d. work at night.

5. To hear buried victims, rescue workers
  a. dangle microphones into the rubble.
  b. use a sensitive listening device called Life
  Detector.
  c. rely on their own hearing, putting an ear to
  the ground.
  d. none of the above.

6. Engineers who built the World Trade Center
  planted the towers in a giant
  a. bathtub.
  b. underground parking lot.
  c. bed of granite.
  d. landfill pit.

7. Pluripotent stem cells
  a. live in bone marrow.
  b. remain one type of cell for life.
  c. have no role in human growth.
  d. multiply without limit and evolve into any
  kind of cell.

8. Umbilical-cord blood contains
  a. bone marrow.
  b. embryonic stem cells.
  c. adult stem cells.
  d. all of the above.

9. Antarctic ice holds records of Earth's
  climate history because
  a. Antarctica is so large, limitless samples
  are available.
  b. the ice is colorless.
  c. the ice rarely melts.
  d. wind currents send pollution toward the
    South Pole.

10. Radioactive material found in recent
  Antarctic ice layers proves
  a. ice is radioactive.
  b. Antarctica is a major nuclear-waste dump.
  c. pollution circulates through the
  atmosphere.
  d. none of the above.

Take It Further

11. What kinds of dogs can become search-and-
  rescue dogs? How are they trained? How
  long does it take?

12. Find out more about Antarctica. What
  animal species live there? How is global
  warming impacting the continent?