In which group of organisms the cell walls form two thin overlapping shells which fit together ?

  • Option 1)

    Euglenoids

  • Option 2)

    Dinoflagellates

  • Option 3)

    Slime moulds

  • Option 4)

    Chrysophytes

 

Answers (1)

 

Diatomas / Chrysophytes -

  1. May be present in marine, fresh water or terrestrial habitats.
  2. Movement is brought by mucilage propulsion.

- wherein

  1. Serve as sewage pollution indicator.
  2. Cell walls are embedded with silica, which are indestructible and thus, forms diatomaceous earth or kieselguhr.

 

 

Chrysophytes are photosynthetic protists. They have overlapping cell wall like soap box

 


Option 1)

Euglenoids

This is incorrect option

Option 2)

Dinoflagellates

This is incorrect option

Option 3)

Slime moulds

This is incorrect option

Option 4)

Chrysophytes

This is correct option

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