Quiz_Gymnosperm

1. Fruits are not found in Cycas because:

 
 
 
 

2. Pinus microsporophyll bears:

 
 
 
 

3. The male gametes of Pinus are :

 
 
 
 

4. Pollination in Cycas takes place by :

 
 
 
 

5. Transfusion tissue is present in the leaflet of:

 
 
 
 

6. Ginkgo biloba is a:

 
 
 
 

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

 
 
 
 

8. Winged seeds are found in :

 
 
 
 

9. Simple polyembryony is found in :

 
 
 
 

10. Reproduction in Cycas takes place by :

 
 
 
 

11. Cycas revoluta is widely grown as :

 
 
 
 

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

 
 
 
 

13. Select the correct statement: (NEET 2016)

 
 
 
 

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

 
 
 
 

15. Which of the following is sago palm?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

18. The spermatozoids of Cycas are :

 
 
 
 

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

 
 
 
 

20. Cycas plant in appearance resembles :

 
 
 
 

21. In Cycas microsporangia are borne on:

 
 
 
 

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

 
 
 
 

23. Which is a redwood tree?

 
 
 
 

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

 
 
 
 

25. Winged pollen grains are found in :

 
 
 
 

26. Cycas is :

 
 
 
 

27. In Cycas which structure is equivalent to stamen?

 
 
 
 

28. Pinus is:

 
 
 
 

29. Proembryo in Pinus is :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

32. Which is absent from the xylem of Cycas?

 
 
 
 

33. The leaf of Cycas shows:

 
 
 
 

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

 
 
 
 

35. Which condition is found in Cycas?

 
 
 
 

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

 
 
 
 

37. Special feature of pollen grains of Pinus is :

 
 
 
 

38. Cycas is different from mango in :

 
 
 
 

39. Cycas is:

 
 
 
 

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

 
 
 
 

41. In Cycas:

 
 
 
 

42. Cleavage polyembryony is found in :

 
 
 
 

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

 
 
 
 

44. Which have the largest antherozoid?

 
 
 
 

45. Climbers are found in genus:

 
 
 
 

46. Pollination in Pinus is :

 
 
 
 

47. The spur of Pinus roxburghii has :

 
 
 
 

48. The vascular bundles of Cycas stem are :

 
 
 
 

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

 
 
 
 

50. Why is Cycas called a living fossil?

 
 
 
 

51. In Gymnosperms endosperm is a:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

54. Ovules are not found enclosed in ovary in :

 
 
 
 

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

 
 
 
 

56. The microsporophylls on the cone of Cycas are :

 
 
 
 

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

 
 
 
 

58. In Cycas the fertilization is:

 
 
 
 

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

 
 
 
 

60. The phloem of vascular system of Cycas is :

 
 
 
 

61. Mucilaginous canals in Cycas are found in :

 
 
 
 

62. Diploxylic vascular bundles are found in:

 
 
 
 

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

 
 
 
 

64. The roots of Cycas are :

 
 
 
 

65. Germination of the seed of Pinus is :

 
 
 
 

66. Cycas is similar to a mustard plant :

 
 
 
 

67. The young leaves of Cycas have :

 
 
 
 

68. Vegetative reproduction in Cycas is by means of :

 
 
 
 

69. The coralloid roots are :

 
 
 
 

70. Pollination drop is:

 
 
 
 

71. Pinus gerardiana is :

 
 
 
 

72. Desired type of Cycas can be grown by: