Quiz_Gymnosperm

1. Transfusion tissue is present in the leaflet of:

 
 
 
 

2. The microsporophylls on the cone of Cycas are :

 
 
 
 

3. Special feature of pollen grains of Pinus is :

 
 
 
 

4. Fern and Cycas are similar in the presence of:

 
 
 
 

5. For the archegonium of Pinus which statement is true?

 
 
 
 

6. Cycas is:

 
 
 
 

7. The spur of Pinus roxburghii has :

 
 
 
 

8. In Gymnosperms endosperm is a:

 
 
 
 

9. What is the position of neck canal cells in Pinus?

 
 
 
 

10. The megasporophyll of Cycas is equivalent to which part of Angiosperm?

 
 
 
 

11. Which is absent from the xylem of Cycas?

 
 
 
 

12. The male gametes of Pinus are :

 
 
 
 

13. Pinus gerardiana is :

 
 
 
 

14. Ovules are not found enclosed in ovary in :

 
 
 
 

15. Diploxylic vascular bundles are found in:

 
 
 
 

16. Winged seeds are found in :

 
 
 
 

17. Vegetative reproduction in Cycas is by means of :

 
 
 
 

18. The number of cotyledons in the embryo of Pinus are :

 
 
 
 

19. In Cycas wood most of the tissue is made up of :

 
 
 
 

20. Ginkgo biloba is a:

 
 
 
 

21. Simple polyembryony is found in :

 
 
 
 

22. Cycas is :

 
 
 
 

23. In Cycas:

 
 
 
 

24. The seed known by the name of ‘chilgoza’ that is used as dry fruit belongs to :

 
 
 
 

25. The young leaves of Cycas have :

 
 
 
 

26. The coralloid roots are :

 
 
 
 

27. Dicot leaf-like reticulate venation occurs in leaves of:

 
 
 
 

28. Which is a redwood tree?

 
 
 
 

29. Pinus is:

 
 
 
 

30. Germination of the seed of Pinus is :

 
 
 
 

31. Cycas is different from mango in :

 
 
 
 

32. Cycas revoluta is widely grown as :

 
 
 
 

33. The leaf of Cycas shows:

 
 
 
 

34. Pollination in Cycas takes place by :

 
 
 
 

35. Cleavage polyembryony is found in :

 
 
 
 

36. Inverted omega-shaped arrangement of vascular bundles is found in :

 
 
 
 

37. Which of the following is sago palm?

 
 
 
 

38. Desired type of Cycas can be grown by:

 
 
 
 

39. Select the correct statement: (NEET 2016)

 
 
 
 

40. Which have the largest antherozoid?

 
 
 
 

41. Coralloid roots of Cycas is distinguished from Angiosperm roots by :

 
 
 
 

42. The stem of adult Cycas plant is covered with persistent leaf-bases which are :

 
 
 
 

43. In Cycas the fertilization is:

 
 
 
 

44. Which condition is found in Cycas?

 
 
 
 

45. The spermatozoids of Cycas are :

 
 
 
 

46. Cycas plant in appearance resembles :

 
 
 
 

47. Proembryo in Pinus is :

 
 
 
 

48. The secondary xylem of the vascular bundles of Cycas is usually :

 
 
 
 

49. Cycas is similar to a mustard plant :

 
 
 
 

50. Pollination in Pinus is :

 
 
 
 

51. The vascular bundles of Cycas stem are :

 
 
 
 

52. The male cone of Cycas is made up of a group of :

 
 
 
 

53. The roots of Cycas are :

 
 
 
 

54. Reproduction in Cycas takes place by :

 
 
 
 

55. Why is Cycas called a living fossil?

 
 
 
 

56. Which character in a Cycas leaflet indicates its xerophytic nature?

 
 
 
 

57. Winged pollen grains are found in :

 
 
 
 

58. In which order of Gymnosperms only fossils are present?

 
 
 
 

59. Mucilaginous canals in Cycas are found in :

 
 
 
 

60. Conifers are adapted to tolerate extreme environmental conditions because of: (NEET 2016)

 
 
 
 

61. The number of neck canal cells in Cycas are:

 
 
 
 

62. In Cycas which structure is equivalent to stamen?

 
 
 
 

63. Fruits are not found in Cycas because:

 
 
 
 

64. Pollination drop is:

 
 
 
 

65. The phloem of vascular system of Cycas is :

 
 
 
 

66. Cycas has two cotyledons but even then it is not classified as a dicot:

 
 
 
 

67. Pinus microsporophyll bears:

 
 
 
 

68. In Cycas microsporangia are borne on:

 
 
 
 

69. In Cycas, the vascular bundle of a leaflet is :

 
 
 
 

70. Non-porous wood for furniture is produced by:

 
 
 
 

71. Climbers are found in genus:

 
 
 
 

72. Shedding of pollen grains in Pinus takes place at :