1. The migration of plants from water to land started nearly:
Answer: B. 400 million years ago
Biology Class 11 Unit 8: Plantae MCQs
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2. Plants are thought to have descended from an ancestral:
Answer: C. freshwater green alga (charophycean)
3. Plants are protected from drying in air by a waxy covering called the:
Answer: A. cuticle formed of cutin
4. The plant body having roots, stems and leaves with vascular tissue consists of:
Answer: C. xylem and phloem
5. The diploid generation which produces haploid spores by meiosis is the:
Answer: B. sporophyte
6. The haploid generation which produces gametes by mitosis is the:
Answer: B. gametophyte
7. Alternation of generations in plants is:
Answer: B. heteromorphic, with distinct sporophyte and gametophyte
8. Plants produce gametes which are:
Answer: B. oogamous (morphologically and physiologically different)
9. The closest living relatives of land plants are:
Answer: C. charophycean (green) algae
10. In the phylogenetic classification, Kingdom Plantae is divided into:
Answer: B. Bryophytes and Tracheophytes
11. The non-vascular plants are:
Answer: B. bryophytes
12. Bryophytes include:
Answer: B. liverworts, mosses and hornworts
13. The vascular plants are:
Answer: B. tracheophytes
14. Tracheophytes are named after the universal presence of:
Answer: C. tracheids in xylem
15. Free-sporing vascular plants are collectively:
Answer: C. pteridophytes
16. Pteridophytes are a ... group while spermatophytes are a ... group:
Answer: B. paraphyletic; monophyletic
17. Bryophytes lack true:
Answer: C. roots, stems and leaves
18. The dominant generation in bryophytes is the:
Answer: B. gametophyte
19. Bryophyte sporophytes are:
Answer: C. small and depend on the gametophyte for food
20. Bryophytes are:
Answer: B. homosporous
21. Root-like structures in bryophytes are called:
Answer: B. rhizoids
22. The male sex organ in bryophytes is the:
Answer: B. antheridium
23. The female sex organ in bryophytes is the:
Answer: A. archegonium
24. Bryophyte sperm needs a film of water to:
Answer: B. swim to the egg
25. Bryophytes are called amphibious plants of the plant kingdom because they:
Answer: C. live on land but need water for fertilization
26. Marchantia is a:
Answer: C. liverwort
27. Polytrichum belongs to:
Answer: B. Bryopsida (mosses)
28. The three subdivisions of bryophytes are:
Answer: B. Hepaticopsida, Bryopsida and Anthocerotopsida
29. The sterile layer of cells around sex organs of bryophytes is the:
Answer: B. jacket layer
30. Paraphyses in Polytrichum are:
Answer: C. multicellular hair-like structures among sex organs
31. When antheridia and archegonia are on separate plants, the condition is:
Answer: B. dioecious
32. Funaria is:
Answer: B. monoecious
33. The sporophyte of Polytrichum consists of foot, seta and:
Answer: C. capsule
34. The first cell of the sporophyte generation is the:
Answer: C. zygote
35. The first cell of the gametophyte generation is the:
Answer: B. spore
36. Spore germination in moss gives rise to an algal-like structure called:
Answer: C. protonema
37. Peat moss is commercially important as a:
Answer: B. soil conditioner that holds water
38. Reindeer moss is actually a:
Answer: C. lichen
39. The simplest of the vascular plants are:
Answer: C. whisk ferns (Psilopsida)
40. Whisk ferns lack true roots but have underground stems called:
Answer: B. rhizomes
41. A common example of a surviving whisk fern is:
Answer: B. Psilotum
42. An extinct whisk fern is:
Answer: B. Rhynia
43. Club mosses belong to:
Answer: B. Lycopsida
44. Leaves of club mosses are called:
Answer: B. microphylls with a single vascular strand
45. Sporangia of club mosses are borne in:
Answer: B. strobili
46. Examples of club mosses are:
Answer: B. Lycopodium and Selaginella
47. Horsetails belong to:
Answer: C. Sphenopsida
48. Horsetails are also called arthrophytes because of their:
Answer: B. slender, green, hollow jointed stems
49. The genus of horsetail is:
Answer: C. Equisetum
50. Ferns belong to class:
Answer: D. Filicinae (Pteropsida)
About Biology Class 11 Unit 8 MCQs (Federal Board)
These 201 Biology MCQs cover Class 11 Unit 8: Plantae of the Federal Board (FBISE) HSSC-I (1st Year / Class 11) syllabus. They are SLO-based MCQs as per the new pattern for FBISE exams. Each question has four options and the correct answer is shown, so you can practise for the annual examination and find the topics you still need to revise. The questions are split over 5 pages of 50. Use the Print button to save this chapter as a PDF.