Humans have had several negative impacts on the Earth. One event that has occurred due to human interference is the decreasing quality of fertile land. Some of these lands have become dry due to erosion and deforestation. Which of the following terms BEST describes this process? Group of answer choices

industrial agriculture

urbanization

desertification

deforestation

white blood cells or wbc s are mainly 2 types-

1.agranulocytes

2.granulocytes

the monocytes or macrophages of agranulocytes , dendritic cells which are accessory leucocytes, and b cells which is one type of lymphocytes   identify the antigens present on the pathogen's surface. these three cells are called antigen presenting cells(apc) which are phagocytes and destroy the antigens by secreting antitoxins. besides this leukocyte is always plays vital role in the immunity of the body.

i thinking chemical change