They work to convert light energy of the sun into sugars that can be used by cells
Invertebrates and fish that eat dead organic matter will be most abundant in the<u> benthic zone of freshwater lakes.</u>
In a marine water body, the most lowest zone in terms of ecology is called benthic zone. It name comes from the Greek letter βένθος which means 'depths'.
In this zone, sediments lay down at floor of the sea and provide essential nutrients and minerals to the organisms living in this zone.
Benthic zone, also referred to as ecological zone, possesses peculiar characteristics such as high pressure and low temperature.
The sediments of this zone recycle the nutrients and help in the survival of aquatic organisms.
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Answer:
Nitrogen is essential for all living things because it is a major part of amino acids, which are the building blocks of proteins and of nucleic acids such as DNA, which transfers genetic information to subsequent generations of organisms.
