Quiz_Algae

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

4. Heterotrichous habit means :

 
 
 
 

5. The chloroplast in Ulothrix is :

 
 
 
 

6. Iodine is obtained from :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

9. Cap cells are found in the filament of:

 
 
 
 

10. The largest alga is:

 
 
 
 

11. Isomorphic type alternation of generation is found in:

 
 
 
 

12. Ulothrix and Spirogyra reproduce vegetatively by :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

15. Which of the following have algal zone?

 
 
 
 

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

 
 
 
 

17. Which fixes atmospheric nitrogen?

 
 
 
 

18. What are Cyanobacteria?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

21. Most of the algae are :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

25. Ulothrix produces :

 
 
 
 

26. The zoospores of Ulothrix are :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

31. Spirogyra represents the :

 
 
 
 

32. The alga, Spirogyra are found in :

 
 
 
 

33. An alga which is rich in proteins:

 
 
 
 

34. Asexual reproductive body of Volvox is called:

 
 
 
 

35. Nannandria are:

 
 
 
 

36. Which of the following have a prokaryotic cell?

 
 
 
 

37. All algae have:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

40. Iodine is obtained from:

 
 
 
 

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

 
 
 
 

42. Which group of algae have an incipient nucleus?

 
 
 
 

43. Meiosis in Ulothrix takes place:

 
 
 
 

44. Which of the following shows heterotrichous habit?

 
 
 
 

45. One of the distinctive feature of Spirogyra is :

 
 
 
 

46. Choose the correct statement about Spirogyra:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

49. Among the algae kelps are :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

53. Most common type of conjugation in Spirogyra is :

 
 
 
 

54. Mostly type of zygospore in Ulothrix is:

 
 
 
 

55. The flagella of Chlamydomonas are:

 
 
 
 

56. Water bloom is generally caused by :

 
 
 
 

57. Ulothrix and Spirogyra are filamentous and :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

60. Antibiotic has been extracted from :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

64. Which one of the following statement is wrong?

 
 
 
 

65. Agar-agar is obtained from:

 
 
 
 

66. The word “sea weeds” is used for:

 
 
 
 

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

 
 
 
 

68. True sexuality is not found in:

 
 
 
 

69. Water-net is the name of:

 
 
 
 

70. Redness of red sea is due to :

 
 
 
 

71. Each chloroplast in Spirogyra bears :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

75. The chloroplast of Chlamydomonas are:

 
 
 
 

76. Heterocysts are found in :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

80. Which of the following is a parasitic algae?

 
 
 
 

81. Ectocarpus produces:

 
 
 
 

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

 
 
 
 

83. Synzoospore is produced in:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

86. Hormogonia are the vegetative reproductive structures of :