Pasta dough can be shaped by forcing it through a die in a process known as

Extrusion

Extrusion is a process used in food production. During extrusion, mixed ingredients or food substances are forced through an opening in a die with a designed pattern, and is then reduced to a specified size by blades. Food products with high starch content such as pasta and breads undergo extrusion process during production.

ability to bond woth oxygen

the answer is true when observing or determining population size, a direct observation is use, in which each organism is counted in a population or in an area. one benefit of this measure is that you get the exact population count but it will take a long time to  determine  the  size  of a  population.