Quiz_Gymnosperm

1. In Cycas which structure is equivalent to stamen?

 
 
 
 

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

 
 
 
 

3. Pinus microsporophyll bears:

 
 
 
 

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

 
 
 
 

5. The roots of Cycas are :

 
 
 
 

6. Cycas is similar to a mustard plant :

 
 
 
 

7. Pinus gerardiana is :

 
 
 
 

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

 
 
 
 

9. In Cycas:

 
 
 
 

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

 
 
 
 

11. Pollination in Cycas takes place by :

 
 
 
 

12. Special feature of pollen grains of Pinus is :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

15. The spur of Pinus roxburghii has :

 
 
 
 

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

 
 
 
 

17. The male gametes of Pinus are :

 
 
 
 

18. Pollination drop is:

 
 
 
 

19. The leaf of Cycas shows:

 
 
 
 

20. Cycas revoluta is widely grown as :

 
 
 
 

21. Cycas is:

 
 
 
 

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

 
 
 
 

23. The microsporophylls on the cone of Cycas are :

 
 
 
 

24. The vascular bundles of Cycas stem are :

 
 
 
 

25. Cycas plant in appearance resembles :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

29. Ovules are not found enclosed in ovary in :

 
 
 
 

30. In Gymnosperms endosperm is a:

 
 
 
 

31. Climbers are found in genus:

 
 
 
 

32. Fruits are not found in Cycas because:

 
 
 
 

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

 
 
 
 

34. The spermatozoids of Cycas are :

 
 
 
 

35. The phloem of vascular system of Cycas is :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

38. Reproduction in Cycas takes place by :

 
 
 
 

39. Which condition is found in Cycas?

 
 
 
 

40. Simple polyembryony is found in :

 
 
 
 

41. Cleavage polyembryony is found in :

 
 
 
 

42. In Cycas the fertilization is:

 
 
 
 

43. Which have the largest antherozoid?

 
 
 
 

44. Cycas is :

 
 
 
 

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

 
 
 
 

46. Which of the following is sago palm?

 
 
 
 

47. Germination of the seed of Pinus is :

 
 
 
 

48. Select the correct statement: (NEET 2016)

 
 
 
 

49. Ginkgo biloba is a:

 
 
 
 

50. Transfusion tissue is present in the leaflet of:

 
 
 
 

51. In Cycas microsporangia are borne on:

 
 
 
 

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

 
 
 
 

53. The young leaves of Cycas have :

 
 
 
 

54. Winged pollen grains are found in :

 
 
 
 

55. Which is absent from the xylem of Cycas?

 
 
 
 

56. Which is a redwood tree?

 
 
 
 

57. Cycas is different from mango in :

 
 
 
 

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

 
 
 
 

59. Pinus is:

 
 
 
 

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

 
 
 
 

61. Desired type of Cycas can be grown by:

 
 
 
 

62. Vegetative reproduction in Cycas is by means of :

 
 
 
 

63. The coralloid roots are :

 
 
 
 

64. Pollination in Pinus is :

 
 
 
 

65. Diploxylic vascular bundles are found in:

 
 
 
 

66. Proembryo in Pinus is :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

70. Mucilaginous canals in Cycas are found in :

 
 
 
 

71. Why is Cycas called a living fossil?

 
 
 
 

72. Winged seeds are found in :