Which of the following feature is not associated with diatoms?

(1) Chief producers of Earth

(2) Form diatomaceous earth which has gritty soil

(3) Gritty soil is used in filtration

(4) Gritty soil is used in polishing

(1) Red dinoflagellates

(2) Geladium

(3) Red Chrysophytes

(4) Red algae

(1) Marine and photosynthetic

(2) Variety in colors

(3) Cell wall with silica

(4) Two flagella

(1) Black

(2) White

(3) More than one option is correct

(4) Pink

(1) Loose cellulose plates in cell wall

(2) The outer surface has more loosening of cell wall than inner

(3) Rapid multiplication

(4) Not harmful for others

(1) Harmful for marine organisms

(2) Gonyaulax

(3) Aquatic habitat

(4) Color is due to pigment in the cell of Dinoflagellates

(1) All, 2, both

(2) Many, 3, trasverse falgella

(3) Most, 2, trasverse falgella

(4) All, 3, longitudinal flagella

(1) Euglenoids

(2) Dinoflagellates

(3) Diatoms

(4) Eubacteria

(1) Mostly marine

(2) Have pellicle

(3) Lack cell wall

(4) Flexible body

(1) Always photosynthetic

(2) Pigments like higher plants

(3) Pellicle provides flexibility

(4) Found in stagnant water