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1. Which one of the following statement is wrong?

 
 
 
 

2. Iodine is obtained from :

 
 
 
 

3. The chloroplast in Ulothrix is :

 
 
 
 

4. True sexuality is not found in:

 
 
 
 

5. Which group of algae have an incipient nucleus?

 
 
 
 

6. Under certain circumstances, a generating cell forms aplanospores from mucilaginous mass, which encloses numerous small but uninucleated bodies; this is known as :

 
 
 
 

7. The flagella of Chlamydomonas are:

 
 
 
 

8. Which fixes atmospheric nitrogen?

 
 
 
 

9. Diatoms are not destroyed easily like other algae, because:

 
 
 
 

10. Water-net is the name of:

 
 
 
 

11. Heterotrichous habit means :

 
 
 
 

12. Haplo-diplo-haplontic type triphasic life cycle occurs in:

 
 
 
 

13. Sometimes a ladder-like structure is exhibited in Spirogyra due to :

 
 
 
 

14. Green plants without root, stem and leaves, but with a simple usually filamentous plant body are called:

 
 
 
 

15. Most of the algae are :

 
 
 
 

16. Mostly type of zygospore in Ulothrix is:

 
 
 
 

17. Hormogonia are the vegetative reproductive structures of :

 
 
 
 

18. The chloroplast of Chlamydomonas are:

 
 
 
 

19. Fire resistant fibres and plastic are obtained from the alginates present in the cell wall of which algae?

 
 
 
 

20. At the time of germination of zygospore in Spirogyra:

 
 
 
 

21. Most common type of conjugation in Spirogyra is :

 
 
 
 

22. Each chloroplast in Spirogyra bears :

 
 
 
 

23. Prof. R.N. Singh has noteworthy contributions in the field of:

 
 
 
 

24. Meiosis in Ulothrix takes place:

 
 
 
 

25. Heterocysts are found in :

 
 
 
 

26. What are Cyanobacteria?

 
 
 
 

27. Which type of sexual reproduction is found in C. coccifera?

 
 
 
 

28. Ulothrix and Spirogyra reproduce vegetatively by :

 
 
 
 

29. Water bloom is generally caused by :

 
 
 
 

30. One of the distinctive feature of Spirogyra is :

 
 
 
 

31. Antibiotic has been extracted from :

 
 
 
 

32. Richest source of protein, becoming popular throughout world and available in the Indian market also:

 
 
 
 

33. Nonmotile, thin-walled spores of algae are called :

 
 
 
 

34. Ulothrix and Spirogyra are filamentous and :

 
 
 
 

35. What is the reserve food material in chlorophycean algae?

 
 
 
 

36. Iodine is obtained from:

 
 
 
 

37. Which of the following have algal zone?

 
 
 
 

38. Agar-agar is obtained from:

 
 
 
 

39. Zygote which divides by meiotic division (zygotic meiosis occurs in):

 
 
 
 

40. ‘Red snow’ is caused by which of the following in alpine region?

 
 
 
 

41. Which is not the characteristic feature in Spirogyra life history?

 
 
 
 

42. Redness of red sea is due to :

 
 
 
 

43. Each cell of Volvox colony has a structure, similar to:

 
 
 
 

44. Which among the following is known as Father of Indian phycology?

 
 
 
 

45. Blue-green algae, which live as endozoic in protozoans are called :

 
 
 
 

46. Which type of sexual reproduction is found in C. brauni?

 
 
 
 

47. Which of the following is a parasitic algae?

 
 
 
 

48. Synzoospore is produced in:

 
 
 
 

49. The word “sea weeds” is used for:

 
 
 
 

50. Which of the following have a prokaryotic cell?

 
 
 
 

51. Plant body is violettish-blue or blue-green in:

 
 
 
 

52. Important feature of Spirogyra that distinguishes it from Ulothrix is :

 
 
 
 

53. Isomorphic type alternation of generation is found in:

 
 
 
 

54. Which is not likely to be found on sea shore?

 
 
 
 

55. The basal-cell by which an alga is attached to its substratum is known as :

 
 
 
 

56. Which type of sexual reproduction is found in Volvox?

 
 
 
 

57. Nannandria are:

 
 
 
 

58. On germination, each zygospore of Spirogyra divides meiotically into four, but the number of filaments produced is :

 
 
 
 

59. Ectocarpus produces:

 
 
 
 

60. Most of the algae along with other submerged plants usually float on water during the day time, while they sink at night, because :

 
 
 
 

61. Which one of the following is an endozoic algae?

 
 
 
 

62. Agar-agar and algin are the product of:

 
 
 
 

63. Choose the correct statement about Spirogyra:

 
 
 
 

64. ‘Pond silk’ or ‘Water silk’ is the common name of :

 
 
 
 

65. Cap cells are found in the filament of:

 
 
 
 

66. An alga which is rich in proteins:

 
 
 
 

67. Among the algae kelps are :

 
 
 
 

68. Which type of sexual reproduction is found in C. debaryana?

 
 
 
 

69. The photoreceptor found at the anterior end of Chlamydomonas is:

 
 
 
 

70. Agar-agar, a common substance used in research is obtained from :

 
 
 
 

71. The zoospores of Ulothrix are :

 
 
 
 

72. In which of the following, isogamy, anisogamy and oogamy all are found?

 
 
 
 

73. Which of the following plants does not have archegonium?

 
 
 
 

74. Nucleus in Spirogyra is suspended in the cell with the help of :

 
 
 
 

75. Ulothrix produces :

 
 
 
 

76. All algae have:

 
 
 
 

77. Asexual reproductive body of Volvox is called:

 
 
 
 

78. The thread-like body of Nostoc filament without mucilage sheath is called :

 
 
 
 

79. Plant body is diploid and meiosis occurs in diploid gametangia at the time of formation of gametes in:

 
 
 
 

80. Which of the following shows heterotrichous habit?

 
 
 
 

81. One of the algae can be used as food in the space flight. It is :

 
 
 
 

82. The alga, Spirogyra are found in :

 
 
 
 

83. Spirogyra represents the :

 
 
 
 

84. The main characteristic that distinguishes a Spirogyra cell from a Ulothrix cell is :

 
 
 
 

85. Spirogyra is commonly known by the name of ‘Pond scum’ or ‘Pond silk’ because :

 
 
 
 

86. The largest alga is:

 
 
 
 


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