Quiz_Algae

1. The chloroplast of Chlamydomonas are:

 
 
 
 

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

 
 
 
 

3. Which of the following shows heterotrichous habit?

 
 
 
 

4. Which one of the following statement is wrong?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

8. Choose the correct statement about Spirogyra:

 
 
 
 

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

 
 
 
 

10. Among the algae kelps are :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

13. Which of the following is a parasitic algae?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

16. Ulothrix and Spirogyra reproduce vegetatively by :

 
 
 
 

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

 
 
 
 

18. One of the distinctive feature of Spirogyra is :

 
 
 
 

19. Antibiotic has been extracted from :

 
 
 
 

20. What are Cyanobacteria?

 
 
 
 

21. The word “sea weeds” is used for:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

25. Spirogyra represents the :

 
 
 
 

26. Heterocysts are found in :

 
 
 
 

27. Which of the following have a prokaryotic cell?

 
 
 
 

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

 
 
 
 

29. Ulothrix and Spirogyra are filamentous and :

 
 
 
 

30. Synzoospore is produced in:

 
 
 
 

31. Which fixes atmospheric nitrogen?

 
 
 
 

32. Which group of algae have an incipient nucleus?

 
 
 
 

33. The flagella of Chlamydomonas are:

 
 
 
 

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

 
 
 
 

35. Each chloroplast in Spirogyra bears :

 
 
 
 

36. The largest alga is:

 
 
 
 

37. Iodine is obtained from :

 
 
 
 

38. Agar-agar is obtained from:

 
 
 
 

39. All algae have:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

42. Nannandria are:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

47. Most common type of conjugation in Spirogyra is :

 
 
 
 

48. Water-net is the name of:

 
 
 
 

49. Iodine is obtained from:

 
 
 
 

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

 
 
 
 

51. Most of the algae are :

 
 
 
 

52. Mostly type of zygospore in Ulothrix is:

 
 
 
 

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

 
 
 
 

54. True sexuality is not found in:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

57. Isomorphic type alternation of generation is found in:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

63. Ulothrix produces :

 
 
 
 

64. Ectocarpus produces:

 
 
 
 

65. The chloroplast in Ulothrix is :

 
 
 
 

66. Heterotrichous habit means :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

71. An alga which is rich in proteins:

 
 
 
 

72. Redness of red sea is due to :

 
 
 
 

73. Meiosis in Ulothrix takes place:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

77. Which of the following have algal zone?

 
 
 
 

78. The alga, Spirogyra are found in :

 
 
 
 

79. Water bloom is generally caused by :

 
 
 
 

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

 
 
 
 

81. The zoospores of Ulothrix are :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

84. Asexual reproductive body of Volvox is called:

 
 
 
 

85. Hormogonia are the vegetative reproductive structures of :

 
 
 
 

86. Cap cells are found in the filament of: