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MCQs

Total Questions : 189 | Page 19 of 19 pages
Question 181. The number of flagella produced by motile cells in
  1.    members of the Phaeophyta is greater than members of the Rhodophyta
  2.    members of the Rhodophyta is greater than members of the Phaeophyta
  3.    None of these
  4.    members of the Rhodophyta is exactly or approximately equal to members of the Phaeophyta
 Discuss Question
Answer: Option A. -> members of the Phaeophyta is greater than members of the Rhodophyta
Question 182. The __________ is the vegetative body of algae.
  1.    thallus
  2.    mycelium
  3.    pseudoplasmodium
  4.    plasmodium
 Discuss Question
Answer: Option A. -> thallus
Question 183. Algae are classified into 6 groups, technically known as
  1.    divisions
  2.    categories
  3.    genera
  4.    domains
 Discuss Question
Answer: Option A. -> divisions
Question 184. Agar, which is the solidifying agent in many bacterial culture media, is part of the cell wall of
  1.    chlorophyta
  2.    chrysophyta
  3.    rhodophyta
  4.    pyrrophyta
 Discuss Question
Answer: Option C. -> rhodophyta
Question 185. The kelps are algae found in
  1.    phaeophyta
  2.    pyrrophyta
  3.    chrysophyta
  4.    chlorophyta
 Discuss Question
Answer: Option A. -> phaeophyta
Question 186. Frustules made of silica are characteristic of
  1.    seaweeds
  2.    diatoms
  3.    desmids
  4.    euglenoids
 Discuss Question
Answer: Option B. -> diatoms
Question 187. Which of the following best describes the algae known as diatoms?
  1.    Cells contain carotenoid pigments as well as chlorophyll A and B
  2.    Cells are encased in rigid walls composed of cellulose coated with silicon
  3.    Cells have intricate shells of silicon dioxide with two halves
  4.    Cells have flagella and a light-detecting eye spot
 Discuss Question
Answer: Option C. -> Cells have intricate shells of silicon dioxide with two halves
Question 188. Chrysolaminarin is an energy storage material characteristic of
  1.    chlorophyta
  2.    rhodophyta
  3.    phaeophyta
  4.    chrysophyta
 Discuss Question
Answer: Option D. -> chrysophyta
Question 189. Algae are found in all of the following places except
  1.    soils
  2.    oceans
  3.    lakes and streams
  4.    associates with fungi
 Discuss Question
Answer: Option A. -> soils

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