Quiz_Gymnosperm

1. Cycas is similar to a mustard plant :

 
 
 
 

2. The male gametes of Pinus are :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

7. The phloem of vascular system of Cycas is :

 
 
 
 

8. Cycas revoluta is widely grown as :

 
 
 
 

9. Which condition is found in Cycas?

 
 
 
 

10. Transfusion tissue is present in the leaflet of:

 
 
 
 

11. The roots of Cycas are :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

14. Diploxylic vascular bundles are found in:

 
 
 
 

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

 
 
 
 

16. Pollination drop is:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

19. Which is a redwood tree?

 
 
 
 

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

 
 
 
 

21. Mucilaginous canals in Cycas are found in :

 
 
 
 

22. Fruits are not found in Cycas because:

 
 
 
 

23. Vegetative reproduction in Cycas is by means of :

 
 
 
 

24. Pinus gerardiana is :

 
 
 
 

25. The young leaves of Cycas have :

 
 
 
 

26. Select the correct statement: (NEET 2016)

 
 
 
 

27. Simple polyembryony is found in :

 
 
 
 

28. Cycas plant in appearance resembles :

 
 
 
 

29. Why is Cycas called a living fossil?

 
 
 
 

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

 
 
 
 

31. In Gymnosperms endosperm is a:

 
 
 
 

32. The vascular bundles of Cycas stem are :

 
 
 
 

33. Which of the following is sago palm?

 
 
 
 

34. Reproduction in Cycas takes place by :

 
 
 
 

35. Winged seeds are found in :

 
 
 
 

36. Cycas is :

 
 
 
 

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

 
 
 
 

38. Which is absent from the xylem of Cycas?

 
 
 
 

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

 
 
 
 

40. Cycas is:

 
 
 
 

41. Climbers are found in genus:

 
 
 
 

42. Winged pollen grains are found in :

 
 
 
 

43. Cycas is different from mango in :

 
 
 
 

44. In Cycas the fertilization is:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

47. In Cycas which structure is equivalent to stamen?

 
 
 
 

48. Pinus is:

 
 
 
 

49. The microsporophylls on the cone of Cycas are :

 
 
 
 

50. Proembryo in Pinus is :

 
 
 
 

51. Cleavage polyembryony is found in :

 
 
 
 

52. Which have the largest antherozoid?

 
 
 
 

53. Pollination in Cycas takes place by :

 
 
 
 

54. In Cycas microsporangia are borne on:

 
 
 
 

55. Ovules are not found enclosed in ovary in :

 
 
 
 

56. Ginkgo biloba is a:

 
 
 
 

57. Germination of the seed of Pinus is :

 
 
 
 

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

 
 
 
 

59. The spur of Pinus roxburghii has :

 
 
 
 

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

 
 
 
 

61. The leaf of Cycas shows:

 
 
 
 

62. Desired type of Cycas can be grown by:

 
 
 
 

63. The spermatozoids of Cycas are :

 
 
 
 

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

 
 
 
 

65. Special feature of pollen grains of Pinus is :

 
 
 
 

66. In Cycas:

 
 
 
 

67. Pollination in Pinus is :

 
 
 
 

68. The coralloid roots are :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

72. Pinus microsporophyll bears: