Quiz_Gymnosperm

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

 
 
 
 

2. Proembryo in Pinus is :

 
 
 
 

3. Pollination drop is:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

6. The leaf of Cycas shows:

 
 
 
 

7. Cycas is:

 
 
 
 

8. Which condition is found in Cycas?

 
 
 
 

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

 
 
 
 

10. Cycas is similar to a mustard plant :

 
 
 
 

11. Pinus is:

 
 
 
 

12. Cycas is :

 
 
 
 

13. The young leaves of Cycas have :

 
 
 
 

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

 
 
 
 

15. Cycas plant in appearance resembles :

 
 
 
 

16. Pinus gerardiana is :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

19. The spermatozoids of Cycas are :

 
 
 
 

20. The roots of Cycas are :

 
 
 
 

21. Vegetative reproduction in Cycas is by means of :

 
 
 
 

22. Pinus microsporophyll bears:

 
 
 
 

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

 
 
 
 

24. In Cycas which structure is equivalent to stamen?

 
 
 
 

25. Special feature of pollen grains of Pinus is :

 
 
 
 

26. Climbers are found in genus:

 
 
 
 

27. The vascular bundles of Cycas stem are :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

32. Fruits are not found in Cycas because:

 
 
 
 

33. The male gametes of Pinus are :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

36. Desired type of Cycas can be grown by:

 
 
 
 

37. Ovules are not found enclosed in ovary in :

 
 
 
 

38. The phloem of vascular system of Cycas is :

 
 
 
 

39. Why is Cycas called a living fossil?

 
 
 
 

40. Germination of the seed of Pinus is :

 
 
 
 

41. The coralloid roots are :

 
 
 
 

42. Ginkgo biloba is a:

 
 
 
 

43. In Cycas:

 
 
 
 

44. The microsporophylls on the cone of Cycas are :

 
 
 
 

45. In Gymnosperms endosperm is a:

 
 
 
 

46. Mucilaginous canals in Cycas are found in :

 
 
 
 

47. Select the correct statement: (NEET 2016)

 
 
 
 

48. Winged pollen grains are found in :

 
 
 
 

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

 
 
 
 

50. In Cycas microsporangia are borne on:

 
 
 
 

51. In Cycas the fertilization is:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

55. Reproduction in Cycas takes place by :

 
 
 
 

56. Which have the largest antherozoid?

 
 
 
 

57. Which of the following is sago palm?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

60. Diploxylic vascular bundles are found in:

 
 
 
 

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

 
 
 
 

62. Which is a redwood tree?

 
 
 
 

63. Winged seeds are found in :

 
 
 
 

64. Cycas revoluta is widely grown as :

 
 
 
 

65. Which is absent from the xylem of Cycas?

 
 
 
 

66. Cycas is different from mango in :

 
 
 
 

67. Simple polyembryony is found in :

 
 
 
 

68. Pollination in Cycas takes place by :

 
 
 
 

69. Cleavage polyembryony is found in :

 
 
 
 

70. The spur of Pinus roxburghii has :

 
 
 
 

71. Pollination in Pinus is :

 
 
 
 

72. Transfusion tissue is present in the leaflet of: