Velammal

Kolapakkam

PLANT KINGDOM
Class 11 - Biology
Time Allowed: 1 hour and 15 minutes Maximum Marks: 75
1. Cyanobacteria are classified under: [1]

a) Monera b) Algae

c) Protista d) Plantae

2. Which is the main habitat of algae? [1]

a) Underground b) Water

c) Dry soil d) Moist soil

3. Which of the following shows no segregation of plant parts? [1]

a) Pteridophyta b) Algae

c) Gymnosperm d) Bryophyta

4. Holdfast, stipe, and frond constitutes the plant body in case of: [1]

a) Phaeophyceae b) Rhodophyceae

c) Chlorophyceae d) All of these

5. Spirulina is used in medicines, from which type of plants it is derived? [1]

a) Pteridophytes b) Bryophytes

c) Algae d) Fungi

6. Fusion between one large and non-motile female gamete with smaller, motile male [1]
gamete is termed as______.

a) Isogamous b) Oogamous

c) Homogamous d) Anisogamous

7. Angiosperm: roots :: Rhodophyta :? [1]

 a) Prop root b) Holdfast

c) Root hair d) Substratum

8. Assertion (A): Sargassum forms propagules for multiplication. [1]

Reason (R): Propagules are special, adventitious branches.

a) Both A and R are true and R is b) Both A and R are true but R is
the correct explanation of A. not the correct explanation of
A.

c) A is true but R is false. d) A is false but R is true.

9. Assertion (A): Soredia are formed on the upper surface of lichen. [1]
Reason (R): Isidia are formed at the base of thallus.

a) Both A and R are true and R is b) Both A and R are true but R is
the correct explanation of A. not the correct explanation of
A.

c) A is true but R is false. d) A is false but R is true.

10. Identify the algae present in the figure [1]

a) Spirogyra b) Chlamydomonas

c) Chara d) Volvox

11. Lichen is usually cited as an example of symbiosis in plants where an algal and a [1]
fungal species live together for their mutual benefit. Which of the following will
happen if algal and fungal partners are separated from each other?
Based on your answer how do you justify this association as symbiosis?

a) Both will die. b) Both will survive and grow

normally and independently of
each other.

c) The fungal component will d) The algal component will

survive while the algal partner survive while the fungal
will die. component will die.
12. Which of the following includes a diploid structure? [1]

a) Gametophyte and oospores b) Gametophyte and Capsule

c) Gametophyte and antheridia d) Gametophyte and spore mass

13. Apophysis of moss is: [1]

a) Sterile filaments in male b) Terminal part of capsule

receptacle

c) Lower part of capsule d) Part of peristome

14. The main plant body of the bryophyte is _______. [1]

a) Haploid b) Diploid

c) Diplo-haplontic d) Haplo-diplontic

15. Which of the following is used in making a litmus solution? [1]

a) Lichen b) Fungi

c) Bryophyta

16. Some plants are dependent on the larger plant for space only. Such plants are called [1]
as ________.

a) bryophyte b) Mesophytes

c) Epiphytes d) Halophytes

17. Which one is peat moss? [1]

a) Equisetum b) Sphagnum

c) Marchantia d) Chara

18. On germination, moss spore produce _________. [1]

a) Protonema b) Peristome

c) Theca d) Annulus

19. In mosses, the sex organs arise from: [1]

a) Capsule b) Foot
 c) Leaf apex d) Setae

20. Protonema is: [1]

a) Diploid and is found in b) Diploid and is found in

pteridophytes liverworts

c) Haploid and is found in mosses d) Haploid and is found in

pteridophytes

21. Which of the following is also known as the amphibian of the plant kingdom? [1]

a) Algae b) Pteridophytes

c) Bryophytes d) Gymnosperms

22. Thallus of Riccia is ________. [1]

a) Diploid b) Haploid

c) Triploid d) Tetraploid

23. Which plant division is known as amphibians _________. [1]

a) Angiosperms b) Bryophytes

c) Gymnosperms d) Thallophyta

24. Liverworts are closely related to______. [1]

a) Algae b) Fungi

c) Mosses d) Lichen

25. Assertion (A): Nepenthes khasiana is a carnivorous plant. [1]

Reason (R): Leaves highly specialised to catch insects in carnivorous plant.

a) Both A and R are true and R is b) Both A and R are true but R is
the correct explanation of A. not the correct explanation of
A.

c) A is true but R is false. d) A is false but R is true.

26. Assertion (A): Mature Sphagnum cannot absorb water due to lack of rhizoids. [1]
Reason (R): It can survive without water.
 a) Both A and R are true and R is b) Both A and R are true but R is
the correct explanation of A. not the correct explanation of
A.

c) A is true but R is false. d) A is false but R is true.

27. Assertion (A): Stamens are comparable to microsporophylls. [1]

Reason (R): Ovules are comparable to megasporophylls.

a) Both A and R are true and R is b) Both A and R are true but R is
the correct explanation of A. not the correct explanation of
A.

c) A is true but R is false. d) A is false but R is true.

28. Assertion (A): Funaria is monoecious. [1]

Reason (R): Cross fertilization occurs in Funaria.

a) Both A and R are true and R is b) Both A and R are true but R is
the correct explanation of A. not the correct explanation of
A.

c) A is true but R is false. d) A is false but R is true.

29. Assertion (A): Bryophytes lack non-motile mitospores. [1]

Reason (R): Fragmentation is a means of vegetative reproduction in bryophytes.

a) Both A and R are true and R is b) Both A and R are true but R is
the correct explanation of A. not the correct explanation of
A.

c) A is true but R is false. d) A is false but R is true.

30. Assertion (A): Soredia are sexual reproductive structures of lichen thallus. [1]
Reason (R): Soralia is the structure formed by soredia.

a) Both A and R are true and R is b) Both A and R are true but R is
the correct explanation of A. not the correct explanation of
A.

c) A is true but R is false. d) A is false but R is true.

31. Assertion (A): The mosses occur in almost all habitats. [1]
Reason (R): They do not occur in sea.
 a) Both A and R are true and R is b) Both A and R are true but R is
the correct explanation of A. not the correct explanation of
A.

c) A is true but R is false. d) A is false but R is true.

32. Assertion (A): Mosses are used as indicators of pollution. [1]

Reason (R): They absorb metals.

a) Both A and R are true and R is b) Both A and R are true but R is
the correct explanation of A. not the correct explanation of
A.

c) A is true but R is false. d) A is false but R is true.

33. Assertion (A): Anthoceros capsule shows the formation of true elaters. [1]
Reason (R): In Sphagnum and Funaria capsules, pseudoelaters are formed.

a) Both A and R are true and R is b) Both A and R are true but R is
the correct explanation of A. not the correct explanation of
A.

c) A is true but R is false. d) Both A and R are false.

34. Assertion (A): Liverworts possess rhizoids. [1]

Reason (R): It helps in the attachment to the substratum only.

a) Both A and R are true and R is b) Both A and R are true but R is
the correct explanation of A. not the correct explanation of
A.

c) A is true but R is false. d) A is false but R is true.

35. Pteridophytes differ from mosses in having: [1]

a) Dependent gametophyte b) Independent and dominant

sporophyte

c) Independent gametophyte d) Flagellate antheriozoids

36. The structure formed by germinated fern spore is: [1]

a) Embryo b) Thallus

c) Prothallus d) Germpore
37. Which of the following plays an important role in soil formation? [1]

a) Pteridophyta b) Gymnosperm

c) Algae d) Bryophyta

38. Which of the following is not among cryptogams? [1]

a) Algae b) Gymnosperm

c) Bryophyta d) Pteridophyta

39. Which among the following belong to Sphenopsida? [1]

a) Equisetum b) Psilotum

c) Lycopodium d) Pteris

40. A Prothallus is: [1]

a) A gametophyte free-living b) A structure in pteridophytes

structure formed in formed before the thallus
pteridophytes. develops.

c) A primitive structure formed d) A sporophytic free-living

after fertilization in structure formed in
pteridophytes. pteridophytes.

41. In which pteridophytes, heterosporous is produced? [1]

a) Equisetum b) Salvinia

c) Adiantum d) Psilotum

42. Both Pteridophytes and Gymnosperms possesses_________. [1]

a) Ovules b) Seeds

c) Independent gametophyte d) Archegonia

43. The sporophytes bearing sporangia having leaf-like appendages are called [1]
________.

a) Microsporophyll b) Sporophylls

c) Megasporophyll d) Saprophytes
44. The yellow or brown spots which have sporangia in fern are called ______. [1]

a) Sori b) Arthropodia

c) Capsule d) Archegonia

45. Assertion (A): Pinus shows the formation of annual rings. [1]
Reason (R): It grows in areas of environmental fluctuation.

a) Both A and R are true and R is b) Both A and R are true but R is
the correct explanation of A. not the correct explanation of
A.

c) A is true but R is false. d) A is false but R is true.

46. Assertion (A): The stem of ferns is underground. [1]

Reason (R): Cyathaea and Celeotium are called tree ferns.

a) Both A and R are true and R is b) Both A and R are true but R is
the correct explanation of A. not the correct explanation of
A.

c) A is true but R is false. d) A is false but R is true.

47. Assertion (A): Water is not required for fertilization process in ferns. [1]
Reason (R): Malic acid of archegonial neck attracts antherozoids.

a) Both A and R are true and R is b) Both A and R are true but R is
the correct explanation of A. not the correct explanation of
A.

c) A is true but R is false. d) A is false but R is true.

48. Assertion (A): Pteridophytes are considered a precursor to the seed habit. [1]
Reason (R): The development of the zygotes into young embryos takes place
outside the female gametophytes.

a) Both A and R are true and R is b) Both A and R are true but R is
the correct explanation of A. not the correct explanation of
A.

c) A is true but R is false. d) A is false but R is true.

49. Assertion (A): Bract scale is a membranous structure. [1]

Reason (R): Bract scales helps in the dispersal of seeds.
 a) Both A and R are true and R is b) Both A and R are true but R is
the correct explanation of A. not the correct explanation of
A.

c) A is true but R is false. d) A is false but R is true.

50. Cycas is a gymnosperm as it has: [1]

a) Sieve tubes b) Living fossil status

c) Naked seeds d) Vessels

51. A plant that forms seeds but no fruits are ______. [1]

a) Potato b) Radish

c) Pinus d) Mustard

52. Non-flowering plants belong to: [1]

a) Dicots b) Monocots

c) Cryptogams d) Phanerogams

53. Plants of this group are diploid and well adapted to extreme conditions. They grow [1]
bearing sporophylls in compact structures called cones. The group in reference is:

a) Dicots b) Gymnosperms

c) Monocots d) Pteridophytes

54. Top shaped multinucleate male gametes and mature seeds with one embryo having [1]
two cotyledons are characteristic features of_______.

a) Gametopetalous angiosperms b) Cycas

c) Polypetalous angiosperms d) Conifers

55. The giant redwood tree is ________. [1]

a) Cycas b) Cedrus

c) Pinus d) Sequoia

56. The cone of Gymnosperms represent the: [1]

a) Formative organs b) Reproductive organs

 c) Buds d) Vegetative organs

57. Megasporangium of seed plants are called: [1]

a) Thalamus b) Ovule

c) Ovary d) Anther

58. In gymnosperms, cross-pollination is accompanied by- [1]

a) Water b) Insects

c) Wind d) Bats

59. Male and female gametophytes do not have a free independent existence in_____. [1]

a) Pteris b) Funaria

c) Polytrichum d) Cedrus

60. Assertion (A): All living species of Cycas are dioecious. [1]
Reason (R): Cycas contains male and female cones on the same plant.

a) Both A and R are true and R is b) Both A and R are true but R is
the correct explanation of A. not the correct explanation of
A.

c) A is true but R is false. d) A is false but R is true.

61. Assertion (A): The nucellus is present in the ovule. [1]

Reason (R): It forms pollen chamber.

a) Both A and R are true and R is b) Both A and R are true but R is
the correct explanation of A. not the correct explanation of
A.

c) A is true but R is false. d) A is false but R is true.

62. Assertion (A): The pollen grains of Pinus are wind-pollinated. [1]
Reason (R): They are winged.

a) Both A and R are true and R is b) Both A and R are true but R is
the correct explanation of A. not the correct explanation of
A.

c) A is true but R is false. d) A is false but R is true.

63. Assertion (A): Angiosperm and Gymnosperms both form triploid endosperm. [1]
Reason (R): Angiosperm and Gymnosperms both are spermatophyta.

a) Both A and R are true and R is b) Both A and R are true but R is
the correct explanation of A. not the correct explanation of
A.

c) A is true but R is false. d) A is false but R is true.

64. Assertion (A): Pinus lacks sieve plates. [1]

Reason (R): It shows presence of albuminous cells.

a) Both A and R are true and R is b) Both A and R are true but R is
the correct explanation of A. not the correct explanation of
A.

c) A is true but R is false. d) A is false but R is true.

65. Assertion (A): Water fails to translocate in gymnosperms. [1]

Reason (R): Vessels are absent in gymnosperm.

a) Both A and R are true and R is b) Both A and R are true but R is
the correct explanation of A. not the correct explanation of
A.

c) A is true but R is false. d) A is false but R is true.

66. Match the following: [2]

(a) Chlamydomonas (i) Moss

(b) Cycas (ii) Pteridophyte
(c) Selaginella (iii) Algae
(d) Sphagnum (iv) Gymnosperm

67. Assertion (A): Morphology helps in studying homology and analogy. [1]
Reason (R): Morphology is connected with anatomy.

a) Both A and R are true and R is b) Both A and R are true but R is
the correct explanation of A. not the correct explanation of
A.

c) A is true but R is false. d) A is false but R is true.

68. Assertion (A): Greek Philosopher Pliny classified organisms in Plantae and Animalia. [1]
Reason (R): Classification by Pliny’ was the first natural classification.

a) Both A and R are true and R is b) Both A and R are true but R is
the correct explanation of A. not the correct explanation of
A.

c) A is true but R is false. d) A is false but R is true.

69. Assertion (A): Linnaeus system of classification is artificial. [1]

Reason (R): They were based mainly on vegetative characters or on the androecium
structure.

a) Both A and R are true and R is b) Both A and R are true but R is
the correct explanation of A. not the correct explanation of
A.

c) A is true but R is false. d) A is false but R is true.

70. Assertion (A): Algae and fungi are grouped in thallophyta. [1]
Reason (R): Algae and fungi show no differentiation in thallus.

a) Both A and R are true and R is b) Both A and R are true but R is
the correct explanation of A. not the correct explanation of
A.

c) A is true but R is false. d) A is false but R is true.

71. Assertion (A): Bryophytes and tracheophytes have an embryo stage in their life [1]
cycle.
Reason (R): Embryophyta are terrestrial plants.

a) Both A and R are true and R is b) Both A and R are true but R is
the correct explanation of A. not the correct explanation of
A.

c) A is true but R is false. d) A is false but R is true.

72. Assertion (A): In earlier classifications fungi included in plant kingdom. [1]
Reason (R): Now been excluded from Plantae though placed them in the fungi
kingdom.

a) Both A and R are true and R is

the correct explanation of A.
 b) Both A and R are true but R is
not the correct explanation of
A.

c) A is true but R is false. d) A is false but R is true.

73. Assertion (A): Plants show alternation of generation [between haploid gametophytic [1]
(n) phase and diploid sporophytic (2n) phase].
Reason (R): Plantae includes eukaryotic, heterotrophic, chlorophyll-containing
organisms.

a) Both A and R are true and R is b) Both A and R are true but R is
the correct explanation of A. not the correct explanation of
A.

c) A is true but R is false. d) A is false but R is true.

74. Assertion (A): Whittaker’s classification for algae is not acceptable. [1]
Reason (R): Whittaker grouped algae in different kingdoms.

a) Both A and R are true and R is b) Both A and R are true but R is
the correct explanation of A. not the correct explanation of
A.

c) A is true but R is false. d) A is false but R is true.