Algae
Which of the following algal divisions is characterized by possession of chlorophylls A and B, paramylon as the energy storage material, and the presence of a pellical instead of a cell wall?

Euglenophyta
Pyrrophyta
Chlorophyta
Chrysophyta

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Algae
The number of members of the division Phaeophyta that live in freshwater habitats

is lesser than the number of members of the division Chlorophyta that live in freshwater habitats
is greater than the number of members of the division Chloro-phyta that live in freshwater habitats
None of these
is equal to the number of members of the division Chlorophyta that live in freshwater habitats

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Algae
Number of flagella produced by motile cells in

members of the Phaeophyta is approximately equal to members of the Oomycota
None of these
members of the phaeophyta is greater than members of the Oomycota
members of the Oomycota is greater than members of the Phaeophyta

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Algae
Which of the following best describes the algae known as diatoms?

Cells contain carotenoid pigments as well as chlorophyll A and B
Cells have intricate shells of silicon dioxide with two halves
Cells are encased in rigid walls composed of cellulose coated with silicon
Cells have flagella and a light-detecting eye spot

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Algae
The number of flagella produced by motile cells in

members of the Rhodophyta is exactly or approximately equal to members of the Phaeophyta
members of the Phaeophyta is greater than members of the Rhodophyta
None of these
members of the Rhodophyta is greater than members of the Phaeophyta

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