Answer: a. algal bloom
Explanation:
The availability of food in the systems can tell the types and numbers of organisms in the systems by checking which types of organisms eat the food available as well as the quantity available to see the number of organisms.
Temperature and dissolved oxygen levels also play a huge part in determining the feasibility of organisms staying in the system. The availability of nutrients goes hand in hand with the availability of food in determining the organisms present.
Algal bloom is not a factor in determining the types and numbers of organisms found in a system because the conditions that caused this bloom might not be suitable for other organisms as well.
Is 195 countries in the world
Answer: Affected regions may not have the political will or financial means to address environmental problems.
Explanation:
The spread of diseases due to contaminated land, water, soil and the overall environment cannot be prevented due to lack of political will and lack of financial will. As a good influence of the political party is necessary to clean up the environment, preventing pollution and contamination.
The financial means aids in diagnosis and treatment of environment related diseases and disorders. But in the absence of these aids the spread of diseases and related disorders will increase and such problems cannot be resolved. People cannot afford suitable treatment for their problems.