Plant stem - Quiz
Plant stem
  • 1. Which of the following is one of the three main tissues found in a plant stem?
A) Muscular tissue
B) Neural tissue
C) Dermal tissue
D) Connective tissue
  • 2. What is the primary function of the dermal tissue?
A) Protection and gas exchange
B) Photosynthesis only
C) Formation of new leaves
D) Long distance transport
  • 3. What are the predominant cells found in the dermal tissue?
A) Sclerenchyma cells
B) Xylem cells
C) Parenchyma cells
D) Epidermal cells
  • 4. Which tissues surround the vascular tissue in a plant stem?
A) Cambium tissue
B) Ground tissue
C) Epidermal tissue
D) Dermal tissue
  • 5. Which cell types are typically found in the ground tissue?
A) Parenchyma, collenchyma, and sclerenchyma
B) Xylem, phloem, and cambium
C) Epidermal, dermal, and vascular
D) Stomata, guard cells, and root hairs
  • 6. What is a metabolic function performed by ground tissue?
A) Surface protection
B) Photosynthesis
C) Cambium differentiation
D) Gas exchange
  • 7. Besides metabolism, what is another primary role of ground tissue?
A) Surface protection
B) Water conduction
C) Phloem transport
D) Structural support
  • 8. What happens to most ground tissue in woody stems?
A) It increases significantly
B) It may be lost
C) It turns into dermal tissue
D) It becomes vascular tissue
  • 9. Which components make up the vascular tissue?
A) Epidermal cells and guard cells
B) Parenchyma, collenchyma, and sclerenchyma
C) Dermal and ground tissues
D) Xylem, phloem, and cambium
  • 10. What is the primary purpose of vascular tissue?
A) Outer surface protection
B) Photosynthesis
C) Gas exchange control
D) Long distance transport
  • 11. Which substance is transported by vascular tissue?
A) Carbon dioxide
B) Minerals
C) Epidermal cells
D) Oxygen gas
  • 12. How does the arrangement of vascular tissue vary among plants?
A) It is only found in woody stems
B) It is arranged in a single layer
C) It is always identical
D) It varies widely
  • 13. What is one of the two main structural axes of a vascular plant along with the root?
A) Seed
B) Flower
C) Leaf
D) Stem
  • 14. What is the woody stem of a tree called?
A) Culm
B) Stolon
C) Thyrsus
D) Trunk
  • 15. What are the points of attachment for leaves on a stem called?
A) Pedicels
B) Nodes
C) Buds
D) Internodes
  • 16. What is the function of the internode?
A) Anchors the plant in soil
B) Stores photosynthesis products
C) Produces flowers
D) Distances one node from another
  • 17. Which term describes new fresh plant growth including stems, leaves, or flowers?
A) Nodes
B) Haulms
C) Shoots
D) Stalks
  • 18. Which cells annually generate new living tissue in stems?
A) Meristems
B) Sieve tubes
C) Heartwood cells
D) Companion cells
  • 19. What term describes a plant that appears stemless because the stem is extremely short?
A) Arborescent
B) Caespitose
C) Fruticose
D) Acaulescent
  • 20. What is a flattened stem specialized for photosynthesis called?
A) Corm
B) Tuber
C) Rhizome
D) Cladode
  • 21. What is a short vertical underground stem with fleshy storage leaves called?
A) Rhizome
B) Bulb
C) Stolon
D) Runner
  • 22. What is a horizontal underground stem that functions in reproduction and storage?
A) Rhizome
B) Bulb
C) Tuber
D) Corm
  • 23. What is a swollen underground storage stem such as a potato?
A) Tuber
B) Corm
C) Rhizome
D) Bulb
  • 24. What is a stem that supports a solitary flower or an inflorescence called?
A) Pedicel
B) Stolon
C) Peduncle
D) Scape
  • 25. What is the secondary xylem that is no longer active in fluid transport called?
A) Cambium
B) Heartwood
C) Sapwood
D) Phloem
  • 26. What is the outer layer of secondary xylem that is active in transport called?
A) Heartwood
B) Pith
C) Cortex
D) Sapwood
  • 27. Which term refers to non-woody stems that die at the end of the growing season?
A) Fruticose
B) Arborescent
C) Herbaceous
D) Woody
  • 28. What is a horizontal stem growing on the ground surface that roots at the nodes called?
A) Rhizome
B) Corm
C) Runner
D) Tuber
  • 29. What is a false stem made of the rolled bases of leaves called?
A) Pseudostem
B) Haulm
C) Thyrsus
D) Stalk
  • 30. What is located in the center of a dicot stem with primary growth?
A) Tracheids
B) Vascular cambium
C) Cork
D) Pith
  • 31. What covers the outside of a dicot stem?
A) Phelloderm
B) Epidermis
C) Bark
D) Resin ducts
  • 32. What is the function of the waterproof layer covering the epidermis?
A) Cuticle
B) Trichomes
C) Stomata
D) Lenticels
  • 33. What are the multicellular stem hairs found on a dicot epidermis called?
A) Lenticels
B) Phelloderm
C) Rhizomes
D) Trichomes
  • 34. Which cells are contained within the endodermis of a dicot stem?
A) Starch
B) Lignin
C) Water
D) Resin
  • 35. What replaces the epidermis as the stem increases in diameter?
A) Collenchyma
B) Periderm
C) Pith
D) Hypodermis
  • 36. What are the areas of loosely packed cells used for gas exchange in the periderm called?
A) Resin ducts
B) Lenticels
C) Leaf gaps
D) Stomata
  • 37. What is the commercial name for secondary xylem?
A) Phelloderm
B) Wood
C) Bark
D) Cork
  • 38. What is the study of dating wooden objects using tree rings called?
A) Botany
B) Anatomy
C) Dendroclimatology
D) Dendrochronology
  • 39. What do gymnosperm xylem consist of, unlike dicots?
A) Trichomes
B) Pith
C) Tracheids
D) Vessels
  • 40. What are gymnosperms often referred to as in the timber industry?
A) Hardwoods
B) Monocots
C) Softwoods
D) Rhizomes
  • 41. What substance is often found in gymnosperm wood?
A) Phelloderm
B) Resin
C) Pith
D) Starch
  • 42. What is the typical stem structure of most ferns?
A) Vascular rings
B) Shoot apex
C) Trunks
D) Rhizomes
  • 43. What is the term for the break in vascular tissue where it branches to a frond?
A) Stomata
B) Lenticel
C) Leaf gap
D) Vascular bundle
  • 44. Which of the following can damage stem structures?
A) Water
B) Sunlight
C) Oxygen
D) Air pollutants
  • 45. Which of these is a staple crop obtained from stems?
A) Turnip
B) Carrot
C) Potato
D) Radish
  • 46. What is the primary source of sugar mentioned in the text?
A) Palm fruit
B) Maple leaves
C) Acacia sap
D) Sugarcane stems
  • 47. Which vegetable is specifically identified as a stem?
A) Spinach
B) Broccoli
C) Lettuce
D) Asparagus
  • 48. From what part of the tree is cinnamon obtained?
A) Flower
B) Leaf
C) Root
D) Bark
  • 49. What is the main ingredient in chewing gum obtained from trunks?
A) Resin
B) Gum arabic
C) Chicle
D) Tannin
  • 50. Which medicine is obtained from the bark of cinchona trees?
A) Quinine
B) Aspirin
C) Curare
D) Camphor
  • 51. What is the source of the muscle relaxant curare?
A) Bark of tropical vines
B) Roots of palm trees
C) Leaves of shrubs
D) Wood of pine trees
  • 52. Wood pulp is widely used to manufacture which of the following?
A) Steel
B) Paper
C) Aluminum
D) Glass
  • 53. What is obtained from the bark of the cork oak?
A) Tannins
B) Rubber
C) Resin
D) Cork
  • 54. Which plant is the source of rubber?
A) Acacia senegal
B) Hevea brasiliensis
C) Quebracho
D) Cinchona
  • 55. What was the earliest known paper made from?
A) Cotton fibers
B) Papyrus stems
C) Bamboo pulp
D) Tree bark
  • 56. What is amber?
A) Fossilized sap
B) Dried bark
C) Processed wood
D) Root extract
  • 57. Which of these is grown for its white bark?
A) Corkscrew willow
B) Paper birch
C) Bamboo
D) Paperbark maple
  • 58. Which tree species provides Gum arabic?
A) Hevea brasiliensis
B) Acacia senegal
C) Paper birch
D) Cinchona
Created with That Quiz — the site for test creation and grading in math and other subjects.