The fact that the global ecosystems form broad latitudinal belts is mostly because of climatic reasons. It works very simply, the shape of the Earth doesn't allow the sun to heat up the surface equally in every place, so on the equator and around it the sun heats up the Earth the most, as the latitude changes the sun rays become weaker and weaker because they fall at a smaller angle and are dispersing much more, this forms the different climatic regions on Earth thus creating different ecosystems with it, ecosystems that have their borders mostly on the lines of change in climate from one region to another, so we mostly have latitudinal belts of ecosystems.
Answer:
it's 60
Explanation:
Im only gathering this information from the little information you have provided
Well if you mean what does the controlled part of a scientific investigation, it is the part of the investigation that will be your control or your base, untouched, original, data and such.
Answer:
A) tertiary
Explanation:
This is because, the rendering of professional services falls into the category of passing unquantifiable services rendered into tangible monetary payment unlike the physical conversion of raw materials into finished products. For example, the payment for consultancy fee when a lawyer is about to represent someone in a court case,.