What type of adaptation describes an animals travel in search of relief from drought?

What type of adaptation describes an animals travel in search of relief from drought?
 
  A. hydrologic
  B. reproductive
  C. physiological
  D. behavioral
  E. climatic

Question 2

What is a king cobra an example of?
 
  A. amphibian
  B. mammal
  C. fish
  D. bird
  E. reptile

Question 3

What type includes insects, worms, and marine animals, among others, comprising over
  90 percent of all animal species?
 
  A. endotherms
  B. vertebrates
  C. ectotherms
  D. angiosperms
  E. invertebrates

Question 4

What is the level above which most plants are smaller, bush type plants or grasses on a mountain?
 
  A. top line
  B. climax vegetation line
  C. vegetation line
  D. tree line
  E. riparian line

Question 5

What is a xerophytic flora?
 
  A. cactus
  B. marsh grass
  C. magnolia tree
  D. water lily
  E. swampgrass