Quiz_Gymnosperm

1. Fruits are not found in Cycas because:

 
 
 
 

2. Winged seeds are found in :

 
 
 
 

3. Cycas is similar to a mustard plant :

 
 
 
 

4. In Cycas:

 
 
 
 

5. Pollination in Cycas takes place by :

 
 
 
 

6. The roots of Cycas are :

 
 
 
 

7. Select the correct statement: (NEET 2016)

 
 
 
 

8. Pollination drop is:

 
 
 
 

9. The leaf of Cycas shows:

 
 
 
 

10. Proembryo in Pinus is :

 
 
 
 

11. Which condition is found in Cycas?

 
 
 
 

12. In Cycas the fertilization is:

 
 
 
 

13. The spur of Pinus roxburghii has :

 
 
 
 

14. Which have the largest antherozoid?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

17. Reproduction in Cycas takes place by :

 
 
 
 

18. The microsporophylls on the cone of Cycas are :

 
 
 
 

19. Ovules are not found enclosed in ovary in :

 
 
 
 

20. The young leaves of Cycas have :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

24. The spermatozoids of Cycas are :

 
 
 
 

25. Cycas is :

 
 
 
 

26. Which of the following is sago palm?

 
 
 
 

27. Diploxylic vascular bundles are found in:

 
 
 
 

28. Pollination in Pinus is :

 
 
 
 

29. The phloem of vascular system of Cycas is :

 
 
 
 

30. In Cycas microsporangia are borne on:

 
 
 
 

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

 
 
 
 

32. In Gymnosperms endosperm is a:

 
 
 
 

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

 
 
 
 

34. Climbers are found in genus:

 
 
 
 

35. Vegetative reproduction in Cycas is by means of :

 
 
 
 

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

 
 
 
 

37. Pinus gerardiana is :

 
 
 
 

38. In Cycas which structure is equivalent to stamen?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

41. Which is a redwood tree?

 
 
 
 

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

 
 
 
 

43. Transfusion tissue is present in the leaflet of:

 
 
 
 

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

 
 
 
 

45. Germination of the seed of Pinus is :

 
 
 
 

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

 
 
 
 

47. Simple polyembryony is found in :

 
 
 
 

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

 
 
 
 

49. Cycas is different from mango in :

 
 
 
 

50. Special feature of pollen grains of Pinus is :

 
 
 
 

51. Cycas plant in appearance resembles :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

54. Cycas revoluta is widely grown as :

 
 
 
 

55. Cycas is:

 
 
 
 

56. The vascular bundles of Cycas stem are :

 
 
 
 

57. Desired type of Cycas can be grown by:

 
 
 
 

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

 
 
 
 

59. Pinus microsporophyll bears:

 
 
 
 

60. Cleavage polyembryony is found in :

 
 
 
 

61. Why is Cycas called a living fossil?

 
 
 
 

62. The male gametes of Pinus are :

 
 
 
 

63. The coralloid roots are :

 
 
 
 

64. Pinus is:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

67. Winged pollen grains are found in :

 
 
 
 

68. Which is absent from the xylem of Cycas?

 
 
 
 

69. Ginkgo biloba is a:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

72. Mucilaginous canals in Cycas are found in :