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1. FE Fritsch (1935) divided algae into classes
(a) eleven
(b) thirteen
(c) twenty
(d) five
Ans. a
2. The reserve food material of plants of class- Chlorophyceae is
(a) starch
(b) laminarian
(c) glycogen
(d) mannitol
Ans. a
3. The most abundant carotene in algae is
(a) B-carotene
(b) lycopene
(c) a -carotene
(d) None of these
Ans. a
4. Another name for class-Cyanophyceae is
(a) Myxophyceae
(b) Blue-green algae
(c) Chlorophyceae
(d) Both (a) and (b)
Ans. b
5. In which class of algae, flagella are totally absent?
(a) Phaeophyceae
(b) Rhodophyceae
(c) Chlorophyceae
(d) Bacillariophyceae
Ans. b
6. Volvox belong to the class
(a) Chlorophyceae
(b) Cyanophyceae
(c) Rhodophyceae
(d) Bacillariophyceae
Ans. a
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7. The class of algae which has red pigment?
(a) Phaeophyceae
(b) Rhodophyceae
(c) Chlorophyceae
(d) Cyanophyceae
Ans. b
8. The Gracilaria algae belongs to class
(a) Chlorophyceae
(b) Rhodophyceae
(c) Cyanophyceae
(d) Bacillariophyceae
Ans. b
9. Brown algae belong to class
(a) Phaeophyceae
(b) Chlorophyceae
(c) Rhodophyceae
(d) Bacillariophyceae
Ans. a
10. Which of the following is not a class of bryophytes?
(a) Hepaticopsida
(b) Anthocerotopsida
(c) Eplepsodia
(d) Bryopsida
Ans. c
11. Another name for class-Bryopsida is
(a) Musci
(b) Chlorophyceae
(c) Malvaceae
(d) Lycophyta
Ans. a
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12. The members of class-Hepaticopsida are popularly known as
(a) liverworts
(b) mosses
(c) hornworts
(d) ferns
Ans. a
13. The sporogonium of members of class-Bryopsida is differentiated into
(a) foot
(b) seta
(c) capsule
(d) All of these
Ans. d
14. The members of class-Anthocerotopsida are popularly, known as
(a) hornworts
(b) mosses
(c) liverworts
(d) None of these
Ans. a
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15. Heterosporous plants produce
(a) megaspores that develop into female gametophytes and microspores that develop into male gametophytes
(b) megaspores that develop into male gametophytes and microspores that develop into female gametophytes
(c) megaspores that bear antheridia and microspores that bear archegonia
(d) spores that produce both archegonia and antheridia
Ans. a
16. Pteridophytes are also known as
(a) cryptogams
(b) vascular cryptogams
(c) amphibious plants
(d) phanerogams
Ans. b
17. Pteridophytes differ from bryophytes in the
(a) motility of sperms
(b) vasculature
(c) archegonia
(d) alternation of generations
Ans. b
18. When a plant produces two kind of spores the condition is known as
(a) homospory
(b) heterospory
(c) apospory
(d) sporogenesis
Ans. b
19. Equisetum is commonly called as
(a) club moss
(b) spike moss
(c) horsetail
(d) bog moss
Ans. c
20. Sporophyte of fern produces
(a) pollen grains
(b) spores
(c) seeds
(d) gametes
Ans. b
21. Sporangia in ferns is covered by
(a) strobilus
(b) leaf margin
(c) ligule
(d) indusium
Ans. d
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22. The tallest pteridophyte is
(a) Alsophila
(b) Azolla
(c) Adiantum
(d) Cyathea
Ans. d
23. In ferns, we find
(a) sori on dorsal surface
(b) circinate venation
(c) thalloid body
(d) buds on leaves
Ans. b
24. Pteridophytes, in which sporangium develops from a single initial cell are known as
(a) leptosporangiate
(b) eusporangiate
(c) mesosporangiate
(d) metasporangiate
Ans. a
25. Laminarin and mannitol are the reserve food of
(a) Chlorophyceae
(b) Phaeophyceae
(c) Rhodophyceae
(d) Cyanophyceae
Ans. b
26. In ferns, young leaves are protected by the presence of
(a) indusium
(b) ramenta
(c) sori
(d) rhizome
Ans. b
27. Carrageenin, a jelly-like substance is derived from marine algae known as
(a) kelp
(b) flagellates
(c) irish moss
(d) diatoms
Ans. a
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28. Which of the following is found in blue-green algae?
(a) Chrysene
(b) Cyanophycean starch
(c) Starch
(d) Cellulose
Ans. b
29. Agar-agar is obtained from
(a) Ulva
(b) Ulothrix
(c) Sargassum
(d) Gelidium
Ans. d
30. The largest algae is
(a) Ulva
(b) Chara
(c) Microcystis
(d) Macrocystis
Ans. d
31. All algae have
(a) chlorophyll-a and b
(b) chlorophyll-b and carotenoids
(c) chlorophyll-a and carotenoids
(d) phycobilins and carotenoids
Ans. c
32. Fucoxanthin pigment is found in
(a) blue-green algae
(b) green algae
(c) red algae
(d) brown algae
Ans. d
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33. Water bloom is generally caused by
(a) Hydnilla
(b) bacteria
(c) blue-green algae
(d) green algae
Ans. c
34. Bryophytes are called as
(a) vascular cryptogams
(b) flowering plants
(c) amphibians of the plant kingdom
(d) None of the above
Ans. c
35. Which part of moss capsule help in the nutrition of spores?
(a) Columella
(b) Theca
(c) Peristome teeths
(d) None of these
Ans. a
36. One character common to all pteridophytes is
(a) protostele
(b) heterospory
(c) absence of ovules
(d) leptosporangiate sporangia
Ans. c
37. Which of the following plant group is found in freshwater, marine water and on terrestrial habitats?
(a) Bryophytes
(b) Fungi
(c) Algae
(d) Pteridophytes
Ans. c
38. Plant body of algae may be
(a) unicellular
(b) colonial
(c) filamentous
(d) All of these
Ans. d
39. In which of the following plant group, rhizoids-like roo are found?
(a) Algae
(b) Pteridophytes
(c) Bryophytes
(d) Cyanophyceae
Ans. c
40. In which of the following plant group true roots, stem and leaves are found?
(a) Algae
(b) Bryophytes
(c) Fungi
(d) Pteridophytes
Ans. d
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41. Haploid plant body is dominant in which of the following plant group?
(a) Algae
(b) Pteridophytes
(c) Bryophytes
(d) Fungi
Ans. a
42. Bryophytes are showing which of the following type of alternation of generation?
(a) Haplontic
(b) Diplohaplontic
(c) Haplodiplontic
(d) Diplontic
Ans. c
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43. Diplohaplontic life cycle or alternation of generation is the main characteristics of which of the following?
(a) Algae
(b) Bryophytes
(c) Monera
(d) Pteridophytes
Ans. d
44. Which of the following type of vegetative reproduction common in algae, bryophytes and pteridophytes?
(a) Fragmentation
(b) Bulbils
(c) Budding
(d) Adventitious branching
Ans. a
45. Asexual reproduction by flagellated zoospore is common in which of the following?
(a) Bryophytes
(b) Gymnosperms
(c) Algae
(d) Pteridophytes
Ans. c
