Which of these is an example of water pollution? a. a clear/cut forest
b. an eroded hillside
c. arid land
d. agricultural runoff

Which of the following produces carbon dioxide? a. plants b. animals c. decomposers d. all of the above

Which best describes this behavior? it is beneficial only to the males that do not fertilize eggs. it is beneficial only to the female workers that are not fertilized. it is beneficial to each one of the individual colony members. it is beneficial to the whole species, but not to all of the individual members.

What are the pros and cons of transect sampling?