The term contraception refers to ____.
a. methods to stop spermato genesis
b. the clump of cells in the endo metrium
c. methods of preventing conception
d. the release of an ovum
e. implantation of the ovum
Question 2
Which greenhouse gas is emitted via agricultural and industrial processes?
a. carbon monoxide
b. nitrogen
c. ozone
d. carbon dioxide
e. nitrous oxide