The zone of the tropics is defined by the 67 degrees of latitude, ...

[kfurse]

The zone of the tropics is defined by the 67 degrees of latitude, where the sun can be overhead at 90 during some time of the year.
  Indicate whether the statement is true or false

Question 2

Plants or animals that people have introduced to a place that is not their native environment, where they outcompete native species and reproduce in great numbers, are called ____.
 a. xerophytes
 b. invasive exotic species
 c. omnivores
 d. epiphytes
 e. specialists

[matt95]

Answer to Question 1

T

Answer to Question 2

b