Before classifying these, Let's understand the meaning of the given terms;
- Planktons:- The types of aquatic plants and animals whose destination is decided by the tides and current of the ocean are called plankton.They basically don't move on their own, they swim freely in the water and the tides take those plants and animals with them.
- Nektons:- The aquatic animals that can move independently of currents are nektons. These animals can swim wherever they want.
- Benthos:- The animals which live on the sea floor that is the bottom of the ocean are called benthos. These animals avoid coming towards the surface and live in deep dark ocean more than 1000 meters below ocean.
[tex]\red{ \rule{35pt}{2pt}} \orange{ \rule{35pt}{2pt}} \color{yellow}{ \rule{35pt} {2pt}} \green{ \rule{35pt} {2pt}} \blue{ \rule{35pt} {2pt}} \purple{ \rule{35pt} {2pt}}[/tex]
Final answer ⤵️
The organism in picture A is a starfish and starfish depends upon the tides. They go wherever the tides take them. Hence, they are Planktons.
The organism in picture B is a fish and fishes can swim on their own. They can go wherever they want. Hence, they are Nektons.
