Quiz_Algae

1. The chloroplast of Chlamydomonas are:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

4. Spirogyra represents the :

 
 
 
 

5. The word “sea weeds” is used for:

 
 
 
 

6. Among the algae kelps are :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

10. The flagella of Chlamydomonas are:

 
 
 
 

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

 
 
 
 

12. Water bloom is generally caused by :

 
 
 
 

13. Ulothrix and Spirogyra are filamentous and :

 
 
 
 

14. Antibiotic has been extracted from :

 
 
 
 

15. Which one of the following statement is wrong?

 
 
 
 

16. An alga which is rich in proteins:

 
 
 
 

17. Choose the correct statement about Spirogyra:

 
 
 
 

18. Nannandria are:

 
 
 
 

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

 
 
 
 

20. Mostly type of zygospore in Ulothrix is:

 
 
 
 

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

 
 
 
 

22. Heterotrichous habit means :

 
 
 
 

23. Which of the following have a prokaryotic cell?

 
 
 
 

24. Hormogonia are the vegetative reproductive structures of :

 
 
 
 

25. Which of the following shows heterotrichous habit?

 
 
 
 

26. What are Cyanobacteria?

 
 
 
 

27. All algae have:

 
 
 
 

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

 
 
 
 

29. Heterocysts are found in :

 
 
 
 

30. Most of the algae are :

 
 
 
 

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

 
 
 
 

32. One of the distinctive feature of Spirogyra is :

 
 
 
 

33. Iodine is obtained from:

 
 
 
 

34. Synzoospore is produced in:

 
 
 
 

35. Asexual reproductive body of Volvox is called:

 
 
 
 

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

 
 
 
 

37. Ulothrix and Spirogyra reproduce vegetatively by :

 
 
 
 

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

 
 
 
 

39. Meiosis in Ulothrix takes place:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

44. The largest alga is:

 
 
 
 

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

 
 
 
 

46. Each chloroplast in Spirogyra bears :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

52. The chloroplast in Ulothrix is :

 
 
 
 

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

 
 
 
 

54. Which fixes atmospheric nitrogen?

 
 
 
 

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. What is the reserve food material in chlorophycean algae?

 
 
 
 

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

 
 
 
 

58. The zoospores of Ulothrix are :

 
 
 
 

59. True sexuality is not found in:

 
 
 
 

60. Which of the following have algal zone?

 
 
 
 

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

 
 
 
 

62. Agar-agar is obtained from:

 
 
 
 

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

 
 
 
 

64. Most common type of conjugation in Spirogyra is :

 
 
 
 

65. Iodine is obtained from :

 
 
 
 

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

 
 
 
 

67. Water-net is the name of:

 
 
 
 

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

 
 
 
 

69. Isomorphic type alternation of generation is found in:

 
 
 
 

70. Redness of red sea is due to :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

73. Ulothrix produces :

 
 
 
 

74. Which of the following is a parasitic algae?

 
 
 
 

75. The alga, Spirogyra are found in :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

79. Cap cells are found in the filament of:

 
 
 
 

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

 
 
 
 

81. Ectocarpus produces:

 
 
 
 

82. Which group of algae have an incipient nucleus?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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