Quiz_Algae

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

 
 
 
 

2. Antibiotic has been extracted from :

 
 
 
 

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

 
 
 
 

4. Choose the correct statement about Spirogyra:

 
 
 
 

5. Water-net is the name of:

 
 
 
 

6. Ulothrix produces :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

9. Heterotrichous habit means :

 
 
 
 

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

 
 
 
 

11. Redness of red sea is due to :

 
 
 
 

12. Mostly type of zygospore in Ulothrix is:

 
 
 
 

13. Which fixes atmospheric nitrogen?

 
 
 
 

14. The flagella of Chlamydomonas are:

 
 
 
 

15. Iodine is obtained from :

 
 
 
 

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

 
 
 
 

17. Isomorphic type alternation of generation is found in:

 
 
 
 

18. Agar-agar is obtained from:

 
 
 
 

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

 
 
 
 

20. True sexuality is not found in:

 
 
 
 

21. Cap cells are found in the filament of:

 
 
 
 

22. Most of the algae are :

 
 
 
 

23. Each chloroplast in Spirogyra bears :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

28. What are Cyanobacteria?

 
 
 
 

29. An alga which is rich in proteins:

 
 
 
 

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

 
 
 
 

31. One of the distinctive feature of Spirogyra is :

 
 
 
 

32. Which of the following have a prokaryotic cell?

 
 
 
 

33. Which one of the following statement is wrong?

 
 
 
 

34. Hormogonia are the vegetative reproductive structures of :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

37. Nannandria are:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

40. Which of the following have algal zone?

 
 
 
 

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

 
 
 
 

42. Which of the following is a parasitic algae?

 
 
 
 

43. The alga, Spirogyra are found in :

 
 
 
 

44. Iodine is obtained from:

 
 
 
 

45. Water bloom is generally caused by :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

50. The chloroplast of Chlamydomonas are:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

54. The largest alga is:

 
 
 
 

55. Asexual reproductive body of Volvox is called:

 
 
 
 

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

 
 
 
 

57. The word “sea weeds” is used for:

 
 
 
 

58. Spirogyra represents the :

 
 
 
 

59. Which group of algae have an incipient nucleus?

 
 
 
 

60. The chloroplast in Ulothrix is :

 
 
 
 

61. Most common type of conjugation in Spirogyra is :

 
 
 
 

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

 
 
 
 

63. Among the algae kelps are :

 
 
 
 

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

 
 
 
 

65. Which of the following shows heterotrichous habit?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

68. All algae have:

 
 
 
 

69. The zoospores of Ulothrix are :

 
 
 
 

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

 
 
 
 

71. Heterocysts are found in :

 
 
 
 

72. Synzoospore is produced in:

 
 
 
 

73. Ectocarpus produces:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

77. Ulothrix and Spirogyra reproduce vegetatively by :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

82. Ulothrix and Spirogyra are filamentous and :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

85. Meiosis in Ulothrix takes place:

 
 
 
 

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