Quiz_Gymnosperm

1. Pinus microsporophyll bears:

 
 
 
 

2. Pollination in Pinus is :

 
 
 
 

3. Which have the largest antherozoid?

 
 
 
 

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

 
 
 
 

5. Which condition is found in Cycas?

 
 
 
 

6. Special feature of pollen grains of Pinus is :

 
 
 
 

7. Cycas is different from mango in :

 
 
 
 

8. In Cycas which structure is equivalent to stamen?

 
 
 
 

9. In Cycas the fertilization is:

 
 
 
 

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

 
 
 
 

11. The young leaves of Cycas have :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

14. Pinus gerardiana is :

 
 
 
 

15. Pollination drop is:

 
 
 
 

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

 
 
 
 

17. The phloem of vascular system of Cycas is :

 
 
 
 

18. Vegetative reproduction in Cycas is by means of :

 
 
 
 

19. Desired type of Cycas can be grown by:

 
 
 
 

20. Reproduction in Cycas takes place by :

 
 
 
 

21. Winged seeds are found in :

 
 
 
 

22. The leaf of Cycas shows:

 
 
 
 

23. The coralloid roots are :

 
 
 
 

24. Simple polyembryony is found in :

 
 
 
 

25. The microsporophylls on the cone of Cycas are :

 
 
 
 

26. Germination of the seed of Pinus is :

 
 
 
 

27. Fruits are not found in Cycas because:

 
 
 
 

28. The spur of Pinus roxburghii has :

 
 
 
 

29. The spermatozoids of Cycas are :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

34. Select the correct statement: (NEET 2016)

 
 
 
 

35. Why is Cycas called a living fossil?

 
 
 
 

36. Ovules are not found enclosed in ovary in :

 
 
 
 

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

 
 
 
 

38. Cleavage polyembryony is found in :

 
 
 
 

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

 
 
 
 

40. Ginkgo biloba is a:

 
 
 
 

41. Proembryo in Pinus is :

 
 
 
 

42. Pinus is:

 
 
 
 

43. Cycas is similar to a mustard plant :

 
 
 
 

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

 
 
 
 

45. Cycas plant in appearance resembles :

 
 
 
 

46. In Cycas:

 
 
 
 

47. In Cycas microsporangia are borne on:

 
 
 
 

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

 
 
 
 

49. Cycas is :

 
 
 
 

50. Cycas is:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

53. Pollination in Cycas takes place by :

 
 
 
 

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

 
 
 
 

55. Which of the following is sago palm?

 
 
 
 

56. Transfusion tissue is present in the leaflet of:

 
 
 
 

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

 
 
 
 

58. Diploxylic vascular bundles are found in:

 
 
 
 

59. Cycas revoluta is widely grown as :

 
 
 
 

60. Mucilaginous canals in Cycas are found in :

 
 
 
 

61. In Gymnosperms endosperm is a:

 
 
 
 

62. The male gametes of Pinus are :

 
 
 
 

63. Which is a redwood tree?

 
 
 
 

64. Which is absent from the xylem of Cycas?

 
 
 
 

65. The roots of Cycas are :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

69. Winged pollen grains are found in :

 
 
 
 

70. Climbers are found in genus:

 
 
 
 

71. The vascular bundles of Cycas stem are :

 
 
 
 

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