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1. Which of the following shows heterotrichous habit?

 
 
 
 

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

 
 
 
 

3. Ulothrix and Spirogyra are filamentous and :

 
 
 
 

4. Mostly type of zygospore in Ulothrix is:

 
 
 
 

5. Cap cells are found in the filament of:

 
 
 
 

6. Most common type of conjugation in Spirogyra is :

 
 
 
 

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

 
 
 
 

8. Meiosis in Ulothrix takes place:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

11. Each chloroplast in Spirogyra bears :

 
 
 
 

12. What are Cyanobacteria?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

15. Ectocarpus produces:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

18. Which of the following have algal zone?

 
 
 
 

19. Redness of red sea is due to :

 
 
 
 

20. Which fixes atmospheric nitrogen?

 
 
 
 

21. Iodine is obtained from:

 
 
 
 

22. One of the distinctive feature of Spirogyra is :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

25. Ulothrix produces :

 
 
 
 

26. Spirogyra represents the :

 
 
 
 

27. Which of the following have a prokaryotic cell?

 
 
 
 

28. Most of the algae are :

 
 
 
 

29. Which one of the following statement is wrong?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

35. Which of the following is a parasitic algae?

 
 
 
 

36. Antibiotic has been extracted from :

 
 
 
 

37. The flagella of Chlamydomonas are:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

40. The word “sea weeds” is used for:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

46. The largest alga is:

 
 
 
 

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

 
 
 
 

48. Choose the correct statement about Spirogyra:

 
 
 
 

49. Heterotrichous habit means :

 
 
 
 

50. Which group of algae have an incipient nucleus?

 
 
 
 

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

 
 
 
 

52. Water-net is the name of:

 
 
 
 

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

 
 
 
 

54. Heterocysts are found in :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

59. Asexual reproductive body of Volvox is called:

 
 
 
 

60. Hormogonia are the vegetative reproductive structures of :

 
 
 
 

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

 
 
 
 

62. The zoospores of Ulothrix are :

 
 
 
 

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

 
 
 
 

64. Among the algae kelps are :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

68. The chloroplast of Chlamydomonas are:

 
 
 
 

69. The alga, Spirogyra are found in :

 
 
 
 

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

 
 
 
 

71. Synzoospore is produced in:

 
 
 
 

72. Ulothrix and Spirogyra reproduce vegetatively by :

 
 
 
 

73. Water bloom is generally caused by :

 
 
 
 

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

 
 
 
 

75. Iodine is obtained from :

 
 
 
 

76. All algae have:

 
 
 
 

77. Isomorphic type alternation of generation is found in:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

80. Nannandria are:

 
 
 
 

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

 
 
 
 

82. The chloroplast in Ulothrix is :

 
 
 
 

83. An alga which is rich in proteins:

 
 
 
 

84. True sexuality is not found in:

 
 
 
 

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

 
 
 
 

86. Agar-agar is obtained from:

 
 
 
 


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