Rain forests take up 6 percent of the land in the world and host ...

[penza]

Rain forests take up 6 percent of the land in the world and host about __________ of the animal/plant species in the world.
 
  a. 2 percent
  b. 10 percent
  c. 25 percent
  d. 50 percent

Question 2

A new method has been developed to enable the Earth's waves to produce electrical power. This is an example of __________.
 
  a. depleting the ocean
  b. robbing Peter to pay Paul
  c. using technology to provide an alternative energy source
  d. a dangerous technique that is known to be more harmful than nuclear power

[Anton]

Answer to Question 1

d

Answer to Question 2

c

[penza]

Excellent

[diana chang]

Gracias!