I think it is Coal mining becuase it says it on goegle
Answer:
Food insecurity
Explanation:
Food insecurity is a situation that occurs when people do not have adequate reliable access to enough healthy and nourishing food which they require for their growth and development and an active and healthy life. Food insecurity causes famine and hunger. Certain factors such as lack of food, instability, inappropriate utilization and insufficient access over a particular period of time may result in food insecurity.
Polyp cnidarian form is the characterized by the cylindrical body with which a mouth surrounded by the tentacles at the end of cylinder and opposite where it can attached to the substrate or the colonial tissue
A colony of the single-cell organisms is also known as the colonial organisms. The difference between the multicellular organism and the colonial organism is that the individuals organisms that may form the colony or the biofilm can,
if separated, or survive on their own, while the cells from the multicellular organism (e.g., liver cells) cannot be Colonies usually that do not have the specialized tissues or the organs. Corn is the complex plant that may has many types of the cells that form the tissues and the organs with the different jobs. Each plant is made of the billions of cells
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Disease, competition, and predation.