Major groups of plants-algae bryophytes pteridophytes gymnosperms angiosperms - salient features and examples - Question Bank

1. The primary photosynthetic pigments in most Algae are:
A) Carotenoids and Xanthophylls
B) Chlorophylls and Carotenoids
C) Anthocyanins and Betalains
D) Phycobilins and Carotenoids
2. Which of the following is a key difference between Gymnosperms and Angiosperms regarding seed development?
A) Gymnosperms have naked seeds, while Angiosperms have seeds enclosed in fruits.
B) Angiosperms have naked seeds, while Gymnosperms have seeds enclosed in fruits.
C) Gymnosperms produce spores, while Angiosperms produce seeds.
D) Angiosperms lack vascular tissues, while Gymnosperms possess them.
3. The presence of motile male gametes requiring water for fertilization is a characteristic of:
A) Gymnosperms and Angiosperms
B) Bryophytes and Pteridophytes
C) Only Algae
D) Only Gymnosperms
4. Which group of plants includes herbs, shrubs, and trees that produce flowers and fruits?
A) Gymnosperms
B) Pteridophytes
C) Bryophytes
D) Angiosperms
5. The endosperm in Angiosperms, which nourishes the developing embryo, is typically:
A) Haploid
B) Diploid
C) Triploid
D) Tetraploid
6. Which of the following Gymnosperms has fan-shaped leaves?
A) Pinus
B) Cycas
C) Ginkgo biloba
D) Ephedra
7. In Pteridophytes, the gametophyte is commonly known as the:
A) Protonema
B) Gemma cup
C) Prothallus
D) Rhizome
8. The sporophyte of Bryophytes grows from the:
A) Antheridium
B) Archegonium
C) Zygote
D) Spore
9. Which of the following is a characteristic feature of the Algae group?
A) Presence of flowers
B) Formation of fruits
C) Absence of vascular tissues
D) Dependence on animals for pollination
10. Double fertilization, a unique event in Angiosperms, involves:
A) Fertilization of the egg by two sperm nuclei
B) Fertilization of the egg and the polar nuclei by two sperm nuclei
C) Fertilization of the egg by one sperm and the other sperm degenerating
D) Fertilization of the ovule by two pollen grains
11. The pollen grain in Gymnosperms contains:
A) Embryo sac
B) Female gametophyte
C) Male gametophyte
D) Ovary
12. Which of these Pteridophytes is considered a 'living fossil'?
A) Selaginella
B) Equisetum
C) Psilotum
D) Ginkgo
13. The 'leafy stage' in the Bryophyte life cycle is the:
A) Sporophyte
B) Gametophyte
C) Zygote
D) Spore
14. Which of the following is NOT an example of Algae?
A) Porphyra
B) Laminaria
C) Sargassum
D) Marchantia
15. The presence of a vascular cambium for secondary growth is characteristic of:
A) Most Bryophytes and Pteridophytes
B) Most Algae
C) Gymnosperms and most Angiosperms
D) All Angiosperms
16. Which plant group was the first to evolve seeds?
A) Bryophytes
B) Pteridophytes
C) Gymnosperms
D) Angiosperms
17. The largest group of Angiosperms is:
A) Monocotyledons
B) Dicotyledons
C) Gymnosperms
D) Pteridophytes
18. Which of the following is a characteristic of Gymnosperms regarding their reproductive organs?
A) They produce flowers and fruits.
B) They bear seeds on cones.
C) They have enclosed ovules within an ovary.
D) They are primarily aquatic.
19. The 'corpse flower' Rafflesia is an example of:
A) Gymnosperm
B) Bryophyte
C) Angiosperm
D) Pteridophyte
20. The male sex organ in Bryophytes and Pteridophytes is called:
A) Archegonium
B) Sporangium
C) Oogonium
D) Antheridium
21. The female sex organ in Bryophytes and Pteridophytes is called:
A) Antheridium
B) Sporangium
C) Archegonium
D) Oogonium
22. Heterospory, the production of different types of spores, is observed in some:
A) Algae
B) Bryophytes
C) Pteridophytes
D) Gymnosperms
23. Which of these is a homosporous Pteridophyte?
A) Selaginella
B) Salvinia
C) Lycopodium
D) Azolla
24. Sporophylls in Pteridophytes bear:
A) Gametangia
B) Spores within sporangia
C) Seeds
D) Flowers
25. The main plant body of Pteridophytes is a:
A) Gametophyte
B) Sporophyte
C) Thallus
D) Gemma
26. Which of the following is NOT a characteristic of Bryophytes?
A) Presence of archegonia and antheridia
B) Rhizoids for anchorage
C) Vascular tissues (xylem and phloem)
D) Dominant gametophyte generation
27. The sporophyte of Bryophytes is dependent on the gametophyte for:
A) Photosynthesis only
B) Anchorage only
C) Nutrition and anchorage
D) Spore dispersal only
28. Bryophytes are often called 'Amphibians of the Plant Kingdom' because:
A) They can live in both water and on land
B) They require water for sexual reproduction but live on land
C) They have a life cycle similar to amphibians
D) They are the primary food source for amphibians
29. Examples of Algae include:
A) Moss, Fern, Pine
B) Chlamydomonas, Volvox, Spirogyra
C) Rose, Wheat, Mango
D) Cycas, Pinus, Gnetum
30. The body of an Alga is typically:
A) Differentiated into root, stem, and leaf
B) A thallus
C) A sporophyte with vascular tissues
D) A gametophyte with archegonia and antheridia
31. Which statement best describes Algae?
A) They are well-differentiated plants with true roots, stems, and leaves.
B) They are simple, thalloid, autotrophic organisms, mostly aquatic.
C) They are seed-bearing plants with flowers.
D) They are vascular plants that reproduce via spores.
32. Algae are primarily found in:
A) Terrestrial habitats
B) Arid deserts
C) Aquatic environments (freshwater and marine)
D) High-altitude mountains
33. An example of an Angiosperm is:
A) Cycas
B) Ginkgo
C) Wheat
D) Equisetum
34. Which plant group represents the most highly evolved and dominant group on land?
A) Gymnosperms
B) Pteridophytes
C) Bryophytes
D) Angiosperms
35. In Angiosperms, the seeds are enclosed within a:
A) Cone
B) Sporophyll
C) Fruit
D) Thallus
36. Angiosperms are distinguished by:
A) Naked seeds
B) Flowers and fruits
C) Lack of vascular tissues
D) Dominant gametophyte generation
37. The reproductive structures in Gymnosperms are typically found in:
A) Flowers
B) Fruits
C) Cones
D) Spores
38. Which of the following is a common example of a Gymnosperm?
A) Rose
B) Sunflower
C) Pine
D) Fungus
39. In Gymnosperms, the seeds are borne on:
A) Ovaries
B) Carpels
C) Modified leaves (sporophylls) often arranged in cones
D) Stamens
40. Which plant group is known as 'naked seed' plants?
A) Pteridophytes
B) Bryophytes
C) Gymnosperms
D) Angiosperms
41. Gymnosperms are characterized by:
A) Naked seeds
B) Enclosed seeds within a fruit
C) Absence of vascular tissues
D) Dominant gametophyte generation
42. An example of a Pteridophyte is:
A) Funaria
B) Marchantia
C) Selaginella
D) Ginkgo
43. Which of the following is a characteristic feature of Pteridophytes?
A) Dependence on water for fertilization
B) Lack of true vascular tissues
C) Dominant gametophyte generation
D) Production of flowers and fruits
44. In Pteridophytes, the sporophyte generation is dominant and differentiated into:
A) Root, stem, and leaf
B) Gametangia and sporangia
C) Rhizoids and thallus
D) Gemma cups and protonema
45. Pteridophytes are the first group of plants to possess:
A) Seeds
B) Flowers
C) Vascular tissues (xylem and phloem)
D) Fruits
46. Which of the following is a common example of a Bryophyte?
A) Fern
B) Moss
C) Pine
D) Mango
47. Which plant group exhibits alternation of generations where the gametophyte is dominant and independent?
A) Algae
B) Bryophytes
C) Pteridophytes
D) Angiosperms
48. The dominant phase in the life cycle of Bryophytes is the:
A) Sporophyte generation
B) Gametophyte generation
C) Zygote stage
D) Spore stage
49. Which of the following plant groups is characterized by the absence of true roots, stems, and leaves?
A) Pteridophytes
B) Bryophytes
C) Gymnosperms
D) Algae