This quiz works best with JavaScript enabled. Home > Cbse > Class 11 > Science > Biology > Class 11 Biology Chapter 3 Plant Kingdom – Quiz 21 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 3 Plant Kingdom Quiz 21 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Prothallus is usually a/an ..... structure. A) Unicellular. B) Conspicuous. C) Non free-living. D) Photosynthetic. Show Answer Correct Answer: D) Photosynthetic. 2. What's an example of an evergreen tree? A) Apple. B) Pine. C) Daisy. D) Corn. Show Answer Correct Answer: B) Pine. 3. What is the main function of the plant cell wall?  A) Producing energy. B) Controlling cell division. C) Providing structure and support. D) Storing genetic material. Show Answer Correct Answer: C) Providing structure and support. 4. What type of plant lacks vascular tissue? A) Seedless Vascular Plants. B) Non-Vascular Plants. C) Angiosperms. D) Gymnosperms. Show Answer Correct Answer: B) Non-Vascular Plants. 5. Pteridophytes are used as soli binders. A) True. B) FalseTagsPteridophytes. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 6. Angiosperms produce seeds in A) Leaves. B) Fruit. C) Roots. D) Cones. Show Answer Correct Answer: B) Fruit. 7. In some of the liverworts, there are special elongated cells called elaters that possess a helical thickening of the cell wall. As elaters lose water, they shrink longitudinally and compress the helical thickening like a spring. When the stress reaches a critical point, the compressed "spring" snaps back to its resting position, liberating hundreds of ..... in all directions. A) Moisture particles. B) Spores. C) Ova. D) Sperm. Show Answer Correct Answer: B) Spores. 8. Cytotaxonomy is connected with A) Chemical composition of cytoplasm. B) Cell organelles. C) Cytochromes. D) Shape and size of cell. Show Answer Correct Answer: B) Cell organelles. 9. Most photosynthesis takes place in the leaves of plants. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 10. Seed plants are all A) Homosporus. B) Monoecious. C) Heterosporous. D) Dioecious. Show Answer Correct Answer: C) Heterosporous. 11. Which statement best summarizes the function of the stem? A) The stem supports the plant, holds the leaves up to the light, and transports materials between the roots and the leaves. B) The stem anchors the plant in the ground while also absorbing water and nutrients from the soil. C) The stem functions as the site for photosynthesis, respiration, and transpiration. D) The stem is the reproductive structure of the plant. Show Answer Correct Answer: A) The stem supports the plant, holds the leaves up to the light, and transports materials between the roots and the leaves. 12. Water + minerals = A) Elaborated sap. B) Raw sap. C) All the above. D) None of the above. Show Answer Correct Answer: B) Raw sap. 13. Cervical vertebrae are located in ..... A) Lumbar. B) Neck. C) Abdominal. D) Thoracic. Show Answer Correct Answer: B) Neck. 14. The ..... group is the most dominant form of plant life. A) Mosses. B) Angiosperms. C) Novascular. D) Gymnosperms. Show Answer Correct Answer: B) Angiosperms. 15. Organisms that play an important role in plant succession on base rocks are A) Mosses. B) Pteridophytes. C) Protist. D) None of these. Show Answer Correct Answer: A) Mosses. 16. Which fruits have a hard texture, an the seed is sorrounded by a hard protective outer part A) Fleshy fruits. B) Dry fruits. C) All the above. D) None of the above. Show Answer Correct Answer: B) Dry fruits. 17. Germination of spore in Bryophyta:- A) Direct. B) Indirect. C) Both I and II. D) Endosporic. Show Answer Correct Answer: C) Both I and II. 18. If a seed lands in a location with favorable conditions and it begins to grow, we call this: A) Domination. B) Pollination. C) Fertilization. D) Germination. Show Answer Correct Answer: D) Germination. 19. A flowering plant that produces seeds that have two sections. A) Monocot. B) Dicot. C) Conifer. D) None of the above. Show Answer Correct Answer: B) Dicot. 20. What of the following plants DO NOT need to deal with to survive on land? A) Obtaining water and nutrients. B) Retaining water. C) Transporting materials. D) Movement. E) Reproduction. Show Answer Correct Answer: D) Movement. 21. Which of the following describes a monocot? A) Circular vascular tubes lined up in pairs. B) 3 petals or multiples of 3. C) Two cotyledons. D) Wide leaves, branching veins. Show Answer Correct Answer: B) 3 petals or multiples of 3. 22. ..... gets its name because of the movements of its leaves that mimic animal sensitivity. A) Banyan tree. B) Hibiscus. C) Mimosa. D) Rubber tree. Show Answer Correct Answer: C) Mimosa. 23. Have the nutrients for the new plant to grow A) Seed coat. B) Endosperm. C) Embryo. D) None of the above. Show Answer Correct Answer: B) Endosperm. 24. Which tissue carries water in vascular plants? A) Cortex. B) Parenchyma. C) Xylem. D) Phloem. Show Answer Correct Answer: C) Xylem. 25. The outermost layer of bark is the: A) Phloem. B) Cambium. C) Xylem. D) Cork. Show Answer Correct Answer: D) Cork. 26. A type of plant with a seed that has two food storage areas.Choose the best option A) Non-vascular. B) Vascular. C) Monocotyledon. D) Dicotyledon. Show Answer Correct Answer: D) Dicotyledon. 27. Algae reproduce by:- A) Asexual reproduction. B) Sexual reproduction. C) Vegetative reproduction. D) All of these. Show Answer Correct Answer: D) All of these. 28. Perisperm is the remaining part of A) Endosperm. B) Nucellus. C) Integuments. D) Ovule. Show Answer Correct Answer: B) Nucellus. 29. In Funaria, spores show the beginning of A) Sporophytic generation. B) Gametophytic generation. C) Capsule. D) Prothallus. Show Answer Correct Answer: B) Gametophytic generation. 30. Diplontic life cycle example A) Fucus, angio and gymno. B) Volvox, Spirogyra and some species of Chlamydomonas. C) Ectocarpus, Polysiphonia, kelps, pteroido and bryophyta. D) None of the aboveTagsAngiosperm. Show Answer Correct Answer: A) Fucus, angio and gymno. 31. The female sex organs in Riccia and Funaria is: A) Antheridium. B) Paraphyses and capsule. C) Archegonium. D) All of the above. Show Answer Correct Answer: C) Archegonium. 32. Megasporophylll of gymnosperms is homologous to ..... A) Carpel. B) Stamen. C) Petal. D) Sepal. Show Answer Correct Answer: A) Carpel. 33. What is the function of the palisade layer in leaves? A) Photosynthesis. B) Prevent the loss of too much water. C) Carry water and food throughout the body. D) Absorb water and minerals. Show Answer Correct Answer: A) Photosynthesis. 34. A plant wilts due to a loss of turgor pressure. What role does turgor pressure play in preventing wilting? A) Turgor pressure keeps plant cells firm and prevents wilting. B) Turgor pressure causes plants to lose water and wilt. C) Turgor pressure breaks down cell walls, leading to wilting. D) Turgor pressure increases transpiration, causing wilting. Show Answer Correct Answer: A) Turgor pressure keeps plant cells firm and prevents wilting. 35. ..... :This part of the plant is where plants make their food. A) Flowers. B) Roots. C) Stem. D) Leaves. Show Answer Correct Answer: D) Leaves. 36. Assertion:Algae show only anisogamous type of reproduction.Reason:In algae, gametes can never be non flagellated. A) Both Assertion and Reason are true and the Reason is the correct explanation of the Assertion. B) Both Assertion and Reason are true but the Reason is not the correct explanation of the Assertion. C) Assertion is true but Reason is false. D) Both Assertion and Reason are false. Show Answer Correct Answer: D) Both Assertion and Reason are false. 37. Male and female gametophytes do not have an independent free living existence in:- A) Cycas and Cedrus. B) Equisetum and Pteris. C) Selaginella and Marchantia. D) Pinus and Adiantum. Show Answer Correct Answer: A) Cycas and Cedrus. 38. Which type of tissue are mainly present in the inner surface like bronchioles andfallopian tubes? A) Ciliated columnar epithelium. B) Simple squamous epithelium. C) Ciliated cuboidal epithelium. D) Simple glandular columnar epithelium. Show Answer Correct Answer: A) Ciliated columnar epithelium. 39. A group of plants that uses cones to distribute seeds is called A) Gymnosperms. B) Rhizoids. C) Angiosperms. D) Conifers. Show Answer Correct Answer: D) Conifers. 40. All algae are unicellular A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 41. A vegetable that has green balls inside is A) Peas. B) Beans. C) Bittergourd. D) None of the above. Show Answer Correct Answer: A) Peas. 42. Some of the world's tallest plants are ..... A) Nonvascular. B) Vascular. C) All the above. D) None of the above. Show Answer Correct Answer: B) Vascular. 43. Which structure produces pollen in gymnosperms? A) Anther. B) Sporangium. C) Pollen cone. D) Seed cone. Show Answer Correct Answer: C) Pollen cone. 44. Complete the analogy:Phototropism:Growth in response to light; Thigmotrophism: ..... A) Growth in response to gravity. B) Growth in response to touch. C) Growth in response to darkness. D) Growth in response to water. Show Answer Correct Answer: B) Growth in response to touch. 45. During the sporophyte stage of reproduction, plants produce ..... A) Spores. B) Seeds. C) Sperm Cells. D) Egg cells. Show Answer Correct Answer: A) Spores. 46. Which one of the following statement is wrong. A) Chlorella and spirulina are used as space food. B) Mannitol is stored in Rhodophyceae. C) Algin and carrageenan are products of algae. D) Agar agar is obtained from Gelidium and Gracilaria. Show Answer Correct Answer: B) Mannitol is stored in Rhodophyceae. 47. The plant Kingdom includes more than ..... A) 250.000 species. B) 1.000.000.000 species. C) 2 species. D) 19 species. Show Answer Correct Answer: A) 250.000 species. 48. What are 2 types of chloroplasts? A) Thylakoid & strobel. B) Thecla & strobel. C) Thylakoid & stroma. D) Thecla & stroma. Show Answer Correct Answer: C) Thylakoid & stroma. 49. Polysulphate esters are present in cell wall of . A) Gelidium. B) Laminaria. C) Volvox. D) Chlamydomonas. Show Answer Correct Answer: A) Gelidium. 50. A certain organism has many cells, each containing a nucleus. If the organism makes its own food, it would be classified as- A) An animal. B) A plant. C) A fungus. D) A bacterium. Show Answer Correct Answer: B) A plant. 51. Algae are not found in marine environment A) True. B) FalseTagsAlgae. C) All the above. D) None of the above. Show Answer Correct Answer: B) FalseTagsAlgae. 52. The main function of the leaves of a plants is ..... A) Carry out photosynthesis. B) Support the plant. C) Get water to all plant parts. D) Anchor the plant. Show Answer Correct Answer: A) Carry out photosynthesis. 53. What is the significance of tree rings? A) They indicate the age of a tree and provide information about the environmental conditions during each year of growth. B) They are used to measure the height of trees. C) They show the type of soil in which the tree is growing. D) They indicate the amount of rainfall in a specific year. Show Answer Correct Answer: A) They indicate the age of a tree and provide information about the environmental conditions during each year of growth. 54. How do conifers reproduce? A) Seeds. B) Mosses. C) Lichens. D) Spores. Show Answer Correct Answer: A) Seeds. 55. What is produced and released during photosynthesis? A) Carbon Dioxide. B) Glucose. C) Oxygen. D) Water. Show Answer Correct Answer: C) Oxygen. 56. What is the role of the flowers in flowering plants? A) Transport water. B) Protection. C) Attract an insect or animal. D) Transport sugars. Show Answer Correct Answer: C) Attract an insect or animal. 57. Pteridophytes have antheridia and archegonia A) True. B) FalseTagsPteridophytes. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 58. In which of the following pair, seeds consist of two cotyledons? A) Pinus and Cycas. B) Cycas and Sunflower. C) Pinus and Maize. D) Cycas and Wheat. Show Answer Correct Answer: B) Cycas and Sunflower. 59. Phenetic classification is based on:- A) Observable characteristics of existing organisms. B) Characteristics of nucleic acids only. C) Sexual characteristics. D) The anatomical characters of existing organisms. Show Answer Correct Answer: A) Observable characteristics of existing organisms. 60. Mosses are of great ecological importance because A) Of their meidicinal value. B) Pioneers in succession. C) Ornamental. D) All. Show Answer Correct Answer: B) Pioneers in succession. ← PreviousNext →Related QuizzesScience QuizzesClass 11 QuizzesClass 11 Biology Chapter 3 Plant Kingdom Quiz 1Class 11 Biology Chapter 3 Plant Kingdom Quiz 2Class 11 Biology Chapter 3 Plant Kingdom Quiz 3Class 11 Biology Chapter 3 Plant Kingdom Quiz 4Class 11 Biology Chapter 3 Plant Kingdom Quiz 5Class 11 Biology Chapter 3 Plant Kingdom Quiz 6Class 11 Biology Chapter 3 Plant Kingdom Quiz 7Class 11 Biology Chapter 3 Plant Kingdom Quiz 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books