Nanoplankton, mesoplankton, megaplankton, picoplankton
B; Medication to decrease the viscosity of the blood.
The six minerals olivine, quartz, feldspar, mica, pyroxene and amphibole are the commonest rock-forming minerals and are used as important tools in classifying rocks, particularly igneous rocks. Except for quartz, all the minerals listed are actually mineral groups.
The most important thing to note is that the vector does not get affected by the disease they are carrying. The vector can move from place to place without any hindrance and spread the disease to far away areas. This is the reason that vector borne diseases occur in large areas. Mosquitoes and flies are common vectors that carry germs and spread from people to people.