Quiz_Algae

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

4. Which group of algae have an incipient nucleus?

 
 
 
 

5. Each chloroplast in Spirogyra bears :

 
 
 
 

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

 
 
 
 

7. Iodine is obtained from:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

10. The zoospores of Ulothrix are :

 
 
 
 

11. The chloroplast of Chlamydomonas are:

 
 
 
 

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

 
 
 
 

13. Antibiotic has been extracted from :

 
 
 
 

14. Which of the following have a prokaryotic cell?

 
 
 
 

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

 
 
 
 

16. Meiosis in Ulothrix takes place:

 
 
 
 

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

 
 
 
 

18. One of the distinctive feature of Spirogyra is :

 
 
 
 

19. Synzoospore is produced in:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

22. Spirogyra represents the :

 
 
 
 

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

 
 
 
 

24. Hormogonia are the vegetative reproductive structures of :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

27. Ulothrix and Spirogyra are filamentous and :

 
 
 
 

28. The flagella of Chlamydomonas are:

 
 
 
 

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

 
 
 
 

30. An alga which is rich in proteins:

 
 
 
 

31. Which one of the following statement is wrong?

 
 
 
 

32. Which of the following shows heterotrichous habit?

 
 
 
 

33. Ectocarpus produces:

 
 
 
 

34. The alga, Spirogyra are found in :

 
 
 
 

35. Redness of red sea is due to :

 
 
 
 

36. Which fixes atmospheric nitrogen?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

40. Ulothrix and Spirogyra reproduce vegetatively by :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

43. Cap cells are found in the filament of:

 
 
 
 

44. Isomorphic type alternation of generation is found in:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

47. Asexual reproductive body of Volvox is called:

 
 
 
 

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

 
 
 
 

49. All algae have:

 
 
 
 

50. True sexuality is not found in:

 
 
 
 

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

 
 
 
 

52. The largest alga is:

 
 
 
 

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

 
 
 
 

54. Most common type of conjugation in Spirogyra is :

 
 
 
 

55. Agar-agar is obtained from:

 
 
 
 

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

 
 
 
 

57. Nannandria are:

 
 
 
 

58. Heterocysts are found in :

 
 
 
 

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

 
 
 
 

60. Water-net is the name of:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

63. Mostly type of zygospore in Ulothrix is:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

66. Heterotrichous habit means :

 
 
 
 

67. Choose the correct statement about Spirogyra:

 
 
 
 

68. Iodine is obtained from :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

71. Which of the following is a parasitic algae?

 
 
 
 

72. Most of the algae are :

 
 
 
 

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

 
 
 
 

74. Which of the following have algal zone?

 
 
 
 

75. What are Cyanobacteria?

 
 
 
 

76. The chloroplast in Ulothrix is :

 
 
 
 

77. Ulothrix produces :

 
 
 
 

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

 
 
 
 

79. The word “sea weeds” is used for:

 
 
 
 

80. Water bloom is generally caused by :

 
 
 
 

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

 
 
 
 

82. Among the algae kelps are :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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