Dendrology MCQs January 8, 2026August 19, 2024 by u930973931_answers 20 min Score: 0 Attempted: 0/20 Subscribe 1. What does dendrology primarily study? (A) Tree diseases (B) Tree growth rates (C) Tree identification and classification (D) Soil composition 2. Which part of a tree is responsible for transporting water and nutrients from the roots to the leaves? (A) Phloem (B) Epidermis (C) Cambium (D) Xylem 3. What term describes the outermost layer of a tree that provides protection? (A) Bark (B) Cambium (C) Heartwood (D) Sapwood 4. Which term refers to the process by which a tree increases in girth? (A) Secondary growth (B) Primary growth (C) Tertiary growth (D) Lateral growth 5. In dendrology, what does the term “species” refer to? (A) The height of a tree (B) The age of a tree (C) A group of trees with similar characteristics (D) The geographic distribution of a tree 6. Which tree structure is responsible for photosynthesis? (A) Roots (B) Leaves (C) Bark (D) Xylem 7. Which method is used to determine the age of a tree? (A) Tree height measurement (B) Diameter at breast height (DBH) (C) Counting tree rings (D) Measuring leaf size 8. What is the term for the central, oldest part of a tree trunk? (A) Sapwood (B) Bark (C) Cambium (D) Heartwood 9. What does the term “deciduous” refer to? (A) Trees that retain their leaves year-round (B) Trees that lose their leaves annually (C) Trees that grow in wet conditions (D) Trees with needle-like leaves 10. Which part of the tree is responsible for producing new cells? (A) Phloem (B) Epidermis (C) Xylem (D) Cambium 11. Which type of tree has needle-like leaves and produces cones? (A) Broadleaf trees (B) Deciduous trees (C) Coniferous trees (D) Fruit trees 12. What is the primary function of the tree’s root system? (A) To conduct photosynthesis (B) To transport water to the leaves (C) To produce flowers and seeds (D) To anchor the tree and absorb water and nutrients 13. Which tree structure contains the tree’s vascular tissues? (A) Cambium (B) Xylem and phloem (C) Heartwood (D) Bark 14. Which tree family includes oaks, maples, and chestnuts? (A) Pinaceae (B) Rosaceae (C) Fagaceae (D) Betulaceae 15. What is the term for the pattern of leaf arrangement on a stem? (A) Leaf venation (B) Leaf arrangement (C) Leaf margin (D) Leaf shape 16. Which type of leaf arrangement has leaves attached at a single point along the stem? (A) Whorled (B) Opposite (C) Alternate (D) Rosulate 17. What is the primary role of the phloem in a tree? (A) To transport water from roots to leaves (B) To produce new cells (C) To provide structural support (D) To transport nutrients from leaves to other parts of the tree 18. Which characteristic is commonly used to identify tree species? (A) Root system structure (B) Leaf shape and arrangement (C) Soil type (D) Tree height 19. Which tree structure is responsible for the tree’s growth in height? (A) Cambium (B) Apical meristem (C) Phloem (D) Heartwood 20. Which tree species is known for its distinctive serrated leaf margins? (A) Oak (B) Pine (C) Maple (D) Fir