ALGAE Multiple Choice Questions :-
1. The number of members of the division Phaeophyta that live in freshwater habitats
A. is greater than the number of members of the division Chloro-phyta that live in freshwater habitats
B. is lesser than the number of members of the division Chlorophyta that live in freshwater habitats
C. is equal to the number of members of the division Chlorophyta that live in freshwater habitats
D. none of the above
2. Which of the following is correct?
A. All members of photolithotrophic autotrophs are also members of algae, but not all members of algae are members of photolithotrophic autotrophs
B. All members of algae are also members of photolithotrophic autotrophs, but not all members of photolithotrophic autotrophs are members of algae
C. All members of photolithotrophic autotrophs are members of algae, and all members of algae are members of photolithotrophic autotrophs
D. No member of photolithotrophic autotrophs is a member of algae
3. Bioluminescence is a phenomenon associated with
A. chrysophyta
B. phaeophyta
C. pyrrophyta
D. chlorophyta
4. Which of the following algal divisions is characterized by possession of chlorophylls A and B, starch as the energy storage material, cellulosic cell walls and live in freshwater and marine habitats?
A. Chlorophyta
B. Chrysophyta
C. Phaeophyta
D. Pyrrophyta
5. Which algal division is divided up into three main groups consisting of the golden-brown algae, the yellow-green algae and the diatoms?
A. Chlorophyta
B. Chrysophyta
C. Phaeophyta
D. Pyrrophyta
6. Zooxanthellae are algal symbiont that live within coral reef animals. These algae belong to
A. chlorophyta
B. chrysophyta
C. pyrrophyta
D. rhodophyta
7. All algae possess
A. nuclei
B. chloroplasts
C. Both (A) and (B)
D. none of these
8. Algae is a nonvalid taxinomic term that refers to
A. eukaryotic organisms that have chlorophyll a and produce O2
B. well developed cellular structure including a conducting system
C. Both (a) and (b)
D. none of the above
9. 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?
A. Chlorophyta
B. Euglenophyta
C. Pyrrophyta
D. Chrysophyta
10. Laminarin is an energy storage material characteristic of
A. chlorophyta
B. chrysophyta
C. phaeophyta
D. pyrrophyta
11. Chlamydomonas and Volvox are similar because
A. they both are motile
B. they are members of the Chlorophyta
C. Both (A) and (B)
D. none of these
12. Characteristics used to place algae into divisions include all of the following except
A. form of storage material
B. flagella number and location
C. accessor pigments used in photosynthesis
D. all of the above
13. Which algal division never produces motile, flagellated cells among any of its members?
A. Chlorophyta
B. Chrysophyta
C. Phaeophyta
D. Rhodophyta
14. Starch is an energy storage material characteristic of
A. chlorophyta
B. chrysophyta
C. phaeophyta
D. rhodophyta
15. Number of flagella produced by motile cells in
A. members of the phaeophyta is greater than members of the Oomycota
B. members of the Oomycota is greater than members of the Phaeophyta
C. members of the Phaeophyta is approximately equal to members of the Oomycota
D. none of the above
ALGAE Objective Questions with Answers
17. The number of flagella produced by motile cells in
A. members of the Rhodophyta is greater than members of the Phaeophyta
B. members of the Phaeophyta is greater than members of the Rhodophyta
C. members of the Rhodophyta is exactly or approximately equal to members of the Phaeophyta
D. none of the above
18. Algae are classified into 6 groups, technically known as
A. categories
B. divisions
C. genera
D. domains
19. The __________ is the vegetative body of algae.
A. mycelium
B. plasmodium
C. pseudoplasmodium
D. thallus
20. Agar, which is the solidifying agent in many bacterial culture media, is part of the cell wall of
A. chlorophyta
B. chrysophyta
C. pyrrophyta
D. rhodophyta
21. The kelps are algae found in
A. chlorophyta
B. chrysophyta
C. phaeophyta
D. pyrrophyta
22. Frustules made of silica are characteristic of
A. euglenoids
B. diatoms
C. desmids
D. seaweeds
23. Algae are found in all of the following places except
A. oceans
B. soils
C. lakes and streams
D. associates with fungi
24. Which of the following best describes the algae known as diatoms?
A. Cells have intricate shells of silicon dioxide with two halves
B. Cells are encased in rigid walls composed of cellulose coated with silicon
C. Cells have flagella and a light-detecting eye spot
D. Cells contain carotenoid pigments as well as chlorophyll A and B
25. Chrysolaminarin is an energy storage material characteristic of
A. chlorophyta
B. chrysophyta
C. phaeophyta
D. rhodophyta