Which sentences describe ponds and lakes? these are water bodies formed from melting glaciers. however, their size can vary from a few square meters to thousands of square kilometers. these regions form where freshwater streams or rivers merge with the ocean. they can be seasonal, existing for a few months or exist for hundreds of years or more. you can find algae, fishes, sea urchins, octopuses, and starfish in the them.

- These are water bodies formed from melting glaciers

- However, their size can vary from a few square meters to thousands of square kilometers

- They can be seasonal, existing for a few months or exist for hundreds of years or more

Explanation:

The lakes and the ponds are freshwater bodies of water. They can be formed in numerous different ways, from melting of glaciers, rivers flowing into closed valleys, changes in the geography of a space, increased amounts of precipitation. They can vary in size, and there are ponds and lakes that are very small, just few square meters, or to be thousands of square kilometers in size. Some of the lakes and ponds tend to be seasonal, unlike the majority that are existing throughout the whole year, and the reasons for this are the climate and the manner in which they form. Some lakes can be very old, millions of years of age, like the Ohrid Lake in Macedonia, which is also the most important lake in the world from biogeographical stance of point, and it is considered as one of the most attractive ones in the world as well.

poor water quality affects most estuarine organisms, including commercially important fish and shellfish. the pollutants that have the greatest impact on the health of estuaries include toxic substances like chemicals and heavy metals, nutrient pollution (or eutrophication), and pathogens such as bacteria or viruses.