The black line on the map below represents tec- tonic plates. The red line shows the longest ridge
in the world. This mid-ocean ridge extends for
about 10,000 miles and is characterized by shal-
low earthquakes and minor lava flows. It is
known as a spreading zone, as it is responsible
for ocean sea floor spreading.
Based on the evidence, what type pf plate
boundary is responsible for this mid-ocean
ridge?
A. Convergent
B. Divergent
C. Transform
D. Oceanic

Which factor that affects biodiversity?

Describe how viruses and bacteria can be used as biological weapons. what are some of the potential threats and potential benefits? do you agree with the use of viruses and bacteria as biological weapons? why or why not?

Which of the following describes research that would be considered basic science? a. a farmer is trying to improve his crop yields by using a new kind of fertilizer. b. a college students is curious about the growth of desert pants in the presence of excess amounts of water. c. government officials are trying to prevent the spread of new strain of influenza virus. d. a doctor is trying to determine why a patient is feeling tried and sick.b.a college students is curious about the growth of desert pants in the presence of excess amount of water