Quiz_Gymnosperm

1. Transfusion tissue is present in the leaflet of:

 
 
 
 

2. In Cycas microsporangia are borne on:

 
 
 
 

3. In Cycas which structure is equivalent to stamen?

 
 
 
 

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

 
 
 
 

5. In Cycas:

 
 
 
 

6. Climbers are found in genus:

 
 
 
 

7. Cycas plant in appearance resembles :

 
 
 
 

8. Cleavage polyembryony is found in :

 
 
 
 

9. In Gymnosperms endosperm is a:

 
 
 
 

10. The microsporophylls on the cone of Cycas are :

 
 
 
 

11. Which of the following is sago palm?

 
 
 
 

12. Pollination in Pinus is :

 
 
 
 

13. Proembryo in Pinus is :

 
 
 
 

14. The male gametes of Pinus are :

 
 
 
 

15. Which condition is found in Cycas?

 
 
 
 

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

 
 
 
 

17. Select the correct statement: (NEET 2016)

 
 
 
 

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

 
 
 
 

19. Vegetative reproduction in Cycas is by means of :

 
 
 
 

20. Pinus is:

 
 
 
 

21. Winged seeds are found in :

 
 
 
 

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

 
 
 
 

23. Pinus gerardiana is :

 
 
 
 

24. Desired type of Cycas can be grown by:

 
 
 
 

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

 
 
 
 

26. Pollination drop is:

 
 
 
 

27. Cycas revoluta is widely grown as :

 
 
 
 

28. The leaf of Cycas shows:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

31. Ovules are not found enclosed in ovary in :

 
 
 
 

32. The coralloid roots are :

 
 
 
 

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

 
 
 
 

34. Germination of the seed of Pinus is :

 
 
 
 

35. Which is a redwood tree?

 
 
 
 

36. Fruits are not found in Cycas because:

 
 
 
 

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

 
 
 
 

38. The spermatozoids of Cycas are :

 
 
 
 

39. Simple polyembryony is found in :

 
 
 
 

40. Pollination in Cycas takes place by :

 
 
 
 

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

 
 
 
 

42. Mucilaginous canals in Cycas are found in :

 
 
 
 

43. Why is Cycas called a living fossil?

 
 
 
 

44. Cycas is different from mango in :

 
 
 
 

45. The roots of Cycas are :

 
 
 
 

46. Pinus microsporophyll bears:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

50. Reproduction in Cycas takes place by :

 
 
 
 

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

 
 
 
 

52. The phloem of vascular system of Cycas is :

 
 
 
 

53. Which have the largest antherozoid?

 
 
 
 

54. Special feature of pollen grains of Pinus is :

 
 
 
 

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

 
 
 
 

56. The vascular bundles of Cycas stem are :

 
 
 
 

57. Winged pollen grains are found in :

 
 
 
 

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

 
 
 
 

59. Cycas is similar to a mustard plant :

 
 
 
 

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

 
 
 
 

61. Ginkgo biloba is a:

 
 
 
 

62. Cycas is :

 
 
 
 

63. Diploxylic vascular bundles are found in:

 
 
 
 

64. The young leaves of Cycas have :

 
 
 
 

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

 
 
 
 

66. Cycas is:

 
 
 
 

67. The spur of Pinus roxburghii has :

 
 
 
 

68. Which is absent from the xylem of Cycas?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

72. In Cycas the fertilization is: