Quiz_Algae

1. Which of the following have algal zone?

 
 
 
 

2. Nannandria are:

 
 
 
 

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

 
 
 
 

4. The flagella of Chlamydomonas are:

 
 
 
 

5. Water-net is the name of:

 
 
 
 

6. An alga which is rich in proteins:

 
 
 
 

7. Agar-agar is obtained from:

 
 
 
 

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

 
 
 
 

9. The zoospores of Ulothrix are :

 
 
 
 

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

 
 
 
 

11. Isomorphic type alternation of generation is found in:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

14. Choose the correct statement about Spirogyra:

 
 
 
 

15. Each chloroplast in Spirogyra bears :

 
 
 
 

16. Which of the following shows heterotrichous habit?

 
 
 
 

17. Hormogonia are the vegetative reproductive structures of :

 
 
 
 

18. All algae have:

 
 
 
 

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

 
 
 
 

20. The chloroplast in Ulothrix is :

 
 
 
 

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

 
 
 
 

22. Asexual reproductive body of Volvox is called:

 
 
 
 

23. Spirogyra represents the :

 
 
 
 

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

 
 
 
 

25. The chloroplast of Chlamydomonas are:

 
 
 
 

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

 
 
 
 

27. Cap cells are found in the filament of:

 
 
 
 

28. Which of the following have a prokaryotic cell?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

31. The largest alga is:

 
 
 
 

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

 
 
 
 

33. Ectocarpus produces:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

37. Which of the following is a parasitic algae?

 
 
 
 

38. Iodine is obtained from :

 
 
 
 

39. Redness of red sea is due to :

 
 
 
 

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

 
 
 
 

41. What are Cyanobacteria?

 
 
 
 

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

 
 
 
 

43. Which fixes atmospheric nitrogen?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

46. Among the algae kelps are :

 
 
 
 

47. Most of the algae are :

 
 
 
 

48. The word “sea weeds” is used for:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

53. The alga, Spirogyra are found in :

 
 
 
 

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

 
 
 
 

55. Antibiotic has been extracted from :

 
 
 
 

56. Water bloom is generally caused by :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

59. One of the distinctive feature of Spirogyra is :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

64. Meiosis in Ulothrix takes place:

 
 
 
 

65. Ulothrix and Spirogyra reproduce vegetatively by :

 
 
 
 

66. Synzoospore is produced in:

 
 
 
 

67. True sexuality is not found in:

 
 
 
 

68. Ulothrix and Spirogyra are filamentous and :

 
 
 
 

69. Which one of the following statement is wrong?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

72. Which group of algae have an incipient nucleus?

 
 
 
 

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

 
 
 
 

74. Mostly type of zygospore in Ulothrix is:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

78. Most common type of conjugation in Spirogyra is :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

81. Heterocysts are found in :

 
 
 
 

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

 
 
 
 

83. Ulothrix produces :

 
 
 
 

84. Iodine is obtained from:

 
 
 
 

85. Heterotrichous habit means :

 
 
 
 

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