Quiz_Algae

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

 
 
 
 

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

 
 
 
 

3. Heterocysts are found in :

 
 
 
 

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

 
 
 
 

5. Ulothrix and Spirogyra are filamentous and :

 
 
 
 

6. Ulothrix and Spirogyra reproduce vegetatively by :

 
 
 
 

7. Iodine is obtained from :

 
 
 
 

8. Which of the following shows heterotrichous habit?

 
 
 
 

9. Choose the correct statement about Spirogyra:

 
 
 
 

10. Antibiotic has been extracted from :

 
 
 
 

11. Isomorphic type alternation of generation is found in:

 
 
 
 

12. Hormogonia are the vegetative reproductive structures of :

 
 
 
 

13. The chloroplast in Ulothrix is :

 
 
 
 

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

 
 
 
 

15. Asexual reproductive body of Volvox is called:

 
 
 
 

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

 
 
 
 

17. Which fixes atmospheric nitrogen?

 
 
 
 

18. Agar-agar is obtained from:

 
 
 
 

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

 
 
 
 

20. The alga, Spirogyra are found in :

 
 
 
 

21. Meiosis in Ulothrix takes place:

 
 
 
 

22. An alga which is rich in proteins:

 
 
 
 

23. Redness of red sea is due to :

 
 
 
 

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

 
 
 
 

25. All algae have:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

28. Ectocarpus produces:

 
 
 
 

29. What are Cyanobacteria?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

32. Most common type of conjugation in Spirogyra is :

 
 
 
 

33. Which of the following have algal zone?

 
 
 
 

34. The flagella of Chlamydomonas are:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

39. Which one of the following statement is wrong?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

42. Which group of algae have an incipient nucleus?

 
 
 
 

43. Cap cells are found in the filament of:

 
 
 
 

44. Nannandria are:

 
 
 
 

45. One of the distinctive feature of Spirogyra is :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

48. True sexuality is not found in:

 
 
 
 

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

 
 
 
 

50. Which of the following is a parasitic algae?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

58. Iodine is obtained from:

 
 
 
 

59. Mostly type of zygospore in Ulothrix is:

 
 
 
 

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

 
 
 
 

61. Each chloroplast in Spirogyra bears :

 
 
 
 

62. Most of the algae are :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

65. The word “sea weeds” is used for:

 
 
 
 

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

 
 
 
 

67. The largest alga is:

 
 
 
 

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

 
 
 
 

69. Spirogyra represents the :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

76. Heterotrichous habit means :

 
 
 
 

77. The zoospores of Ulothrix are :

 
 
 
 

78. Which of the following have a prokaryotic cell?

 
 
 
 

79. The chloroplast of Chlamydomonas are:

 
 
 
 

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

 
 
 
 

81. Water-net is the name of:

 
 
 
 

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

 
 
 
 

83. Among the algae kelps are :

 
 
 
 

84. Ulothrix produces :

 
 
 
 

85. Synzoospore is produced in:

 
 
 
 

86. Water bloom is generally caused by :