Consider the following statements  (I) Green algae occur in fresh water, brackish water and...

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Consider the following statements 
(I) Green algae occur in fresh water, brackish water and salt water
(II) Habitat of brown algae is fresh water (rare), brackish water, and salt water
(III) Some red algae are found in fresh water, mostly occur in salt water, some are found in brackish water
(VI) Most of the red algae are multicellular
(V) Red algae may occur in both well-lighted regions close to water surface and also at great depths in oceans, where light penetration is little
(VI) Cell wall of red algae consists of cellulose and agar
(VII) 2-8, equal and apical flagella are found in green algae
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