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

 
 
 
 

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

 
 
 
 

3. The flagella of Chlamydomonas are:

 
 
 
 

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

 
 
 
 

5. Heterotrichous habit means :

 
 
 
 

6. Asexual reproductive body of Volvox is called:

 
 
 
 

7. Hormogonia are the vegetative reproductive structures of :

 
 
 
 

8. Nannandria are:

 
 
 
 

9. One of the distinctive feature of Spirogyra is :

 
 
 
 

10. Heterocysts are found in :

 
 
 
 

11. Iodine is obtained from :

 
 
 
 

12. Ectocarpus produces:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

18. The word “sea weeds” is used for:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

22. Water bloom is generally caused by :

 
 
 
 

23. What are Cyanobacteria?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

26. Which group of algae have an incipient nucleus?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

31. The chloroplast of Chlamydomonas are:

 
 
 
 

32. Which of the following have algal zone?

 
 
 
 

33. Each chloroplast in Spirogyra bears :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

37. Ulothrix and Spirogyra reproduce vegetatively by :

 
 
 
 

38. Which fixes atmospheric nitrogen?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

42. The chloroplast in Ulothrix is :

 
 
 
 

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

 
 
 
 

44. True sexuality is not found in:

 
 
 
 

45. Most common type of conjugation in Spirogyra is :

 
 
 
 

46. Agar-agar is obtained from:

 
 
 
 

47. Which one of the following statement is wrong?

 
 
 
 

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

 
 
 
 

49. Choose the correct statement about Spirogyra:

 
 
 
 

50. Synzoospore is produced in:

 
 
 
 

51. Water-net is the name of:

 
 
 
 

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

 
 
 
 

53. Which of the following is a parasitic algae?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

56. Which of the following have a prokaryotic cell?

 
 
 
 

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

 
 
 
 

58. Iodine is obtained from:

 
 
 
 

59. Meiosis in Ulothrix takes place:

 
 
 
 

60. Antibiotic has been extracted from :

 
 
 
 

61. Which of the following shows heterotrichous habit?

 
 
 
 

62. Isomorphic type alternation of generation is found in:

 
 
 
 

63. Spirogyra represents the :

 
 
 
 

64. Mostly type of zygospore in Ulothrix is:

 
 
 
 

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

 
 
 
 

66. All algae have:

 
 
 
 

67. Cap cells are found in the filament of:

 
 
 
 

68. Ulothrix and Spirogyra are filamentous and :

 
 
 
 

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

 
 
 
 

70. The alga, Spirogyra are found in :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

73. Ulothrix produces :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

76. An alga which is rich in proteins:

 
 
 
 

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

 
 
 
 

78. Among the algae kelps are :

 
 
 
 

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

 
 
 
 

80. The zoospores of Ulothrix are :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

83. Most of the algae are :

 
 
 
 

84. The largest alga is:

 
 
 
 

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

 
 
 
 

86. Redness of red sea is due to :

 
 
 
 


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