NEET UG - Major groups of plants-algae bryophytes pteridophytes gymnosperms angiosperms - salient features and examples Online Test (MCQ Quiz)

1. 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

2. The dominant phase in the life cycle of Bryophytes is the:

A) Sporophyte generation B) Gametophyte generation C) Zygote stage D) Spore stage

3. Which plant group exhibits alternation of generations where the gametophyte is dominant and independent?

A) Algae B) Bryophytes C) Pteridophytes D) Angiosperms

4. Which of the following is a common example of a Bryophyte?

A) Fern B) Moss C) Pine D) Mango

5. Pteridophytes are the first group of plants to possess:

A) Seeds B) Flowers C) Vascular tissues (xylem and phloem) D) Fruits

6. 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

7. 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

8. An example of a Pteridophyte is:

A) Funaria B) Marchantia C) Selaginella D) Ginkgo

9. Gymnosperms are characterized by:

A) Naked seeds B) Enclosed seeds within a fruit C) Absence of vascular tissues D) Dominant gametophyte generation

10. Which plant group is known as 'naked seed' plants?

A) Pteridophytes B) Bryophytes C) Gymnosperms D) Angiosperms

11. In Gymnosperms, the seeds are borne on:

A) Ovaries B) Carpels C) Modified leaves (sporophylls) often arranged in cones D) Stamens

12. Which of the following is a common example of a Gymnosperm?

A) Rose B) Sunflower C) Pine D) Fungus

13. The reproductive structures in Gymnosperms are typically found in:

A) Flowers B) Fruits C) Cones D) Spores

14. Angiosperms are distinguished by:

A) Naked seeds B) Flowers and fruits C) Lack of vascular tissues D) Dominant gametophyte generation

15. In Angiosperms, the seeds are enclosed within a:

A) Cone B) Sporophyll C) Fruit D) Thallus

16. Which plant group represents the most highly evolved and dominant group on land?

A) Gymnosperms B) Pteridophytes C) Bryophytes D) Angiosperms

17. An example of an Angiosperm is:

A) Cycas B) Ginkgo C) Wheat D) Equisetum

18. Algae are primarily found in:

A) Terrestrial habitats B) Arid deserts C) Aquatic environments (freshwater and marine) D) High-altitude mountains

19. 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.

20. 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

21. Examples of Algae include:

A) Moss, Fern, Pine B) Chlamydomonas, Volvox, Spirogyra C) Rose, Wheat, Mango D) Cycas, Pinus, Gnetum

22. 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

23. The sporophyte of Bryophytes is dependent on the gametophyte for:

A) Photosynthesis only B) Anchorage only C) Nutrition and anchorage D) Spore dispersal only

24. 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

25. The main plant body of Pteridophytes is a:

A) Gametophyte B) Sporophyte C) Thallus D) Gemma

26. Sporophylls in Pteridophytes bear:

A) Gametangia B) Spores within sporangia C) Seeds D) Flowers

27. Which of these is a homosporous Pteridophyte?

A) Selaginella B) Salvinia C) Lycopodium D) Azolla

28. Heterospory, the production of different types of spores, is observed in some:

A) Algae B) Bryophytes C) Pteridophytes D) Gymnosperms

29. The female sex organ in Bryophytes and Pteridophytes is called:

A) Antheridium B) Sporangium C) Archegonium D) Oogonium

30. The male sex organ in Bryophytes and Pteridophytes is called:

A) Archegonium B) Sporangium C) Oogonium D) Antheridium

31. The 'corpse flower' Rafflesia is an example of:

A) Gymnosperm B) Bryophyte C) Angiosperm D) Pteridophyte

32. 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.

33. The largest group of Angiosperms is:

A) Monocotyledons B) Dicotyledons C) Gymnosperms D) Pteridophytes

34. Which plant group was the first to evolve seeds?

A) Bryophytes B) Pteridophytes C) Gymnosperms D) Angiosperms

35. 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

36. Which of the following is NOT an example of Algae?

A) Porphyra B) Laminaria C) Sargassum D) Marchantia

37. The 'leafy stage' in the Bryophyte life cycle is the:

A) Sporophyte B) Gametophyte C) Zygote D) Spore

38. Which of these Pteridophytes is considered a 'living fossil'?

A) Selaginella B) Equisetum C) Psilotum D) Ginkgo

39. The pollen grain in Gymnosperms contains:

A) Embryo sac B) Female gametophyte C) Male gametophyte D) Ovary

40. 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

41. 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

42. The sporophyte of Bryophytes grows from the:

A) Antheridium B) Archegonium C) Zygote D) Spore

43. In Pteridophytes, the gametophyte is commonly known as the:

A) Protonema B) Gemma cup C) Prothallus D) Rhizome

44. Which of the following Gymnosperms has fan-shaped leaves?

A) Pinus B) Cycas C) Ginkgo biloba D) Ephedra

45. The endosperm in Angiosperms, which nourishes the developing embryo, is typically:

A) Haploid B) Diploid C) Triploid D) Tetraploid

46. Which group of plants includes herbs, shrubs, and trees that produce flowers and fruits?

A) Gymnosperms B) Pteridophytes C) Bryophytes D) Angiosperms

47. 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

48. 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.

49. The primary photosynthetic pigments in most Algae are:

A) Carotenoids and Xanthophylls B) Chlorophylls and Carotenoids C) Anthocyanins and Betalains D) Phycobilins and Carotenoids

Major groups of plants-algae bryophytes pteridophytes gymnosperms angiosperms - salient features and examples - Online Test

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