- 1. Which part of the tree absorbs water and nutrients from the soil?
A) Leaves
B) Roots
C) Branches
D) Trunk
- 2. What process do trees use to make their own food?
A) Pollination
B) Transpiration
C) Respiration
D) Photosynthesis
- 3. Which season do most trees shed their leaves?
A) Winter
B) Summer
C) Autumn
D) Spring
- 4. What is the purpose of tree flowers?
A) Protection
B) Food Storage
C) Photosynthesis
D) Reproduction
- 5. What is the outermost layer of a tree trunk called?
A) Heartwood
B) Bark
C) Pith
D) Cambium
- 6. What is the process by which trees release water vapor from their leaves?
A) Germination
B) Transpiration
C) Respiration
D) Photosynthesis
- 7. What is the purpose of tree roots?
A) Reproduce
B) Store energy
C) Absorb water and nutrients
D) Make food
- 8. What part of the tree connects the roots to the leaves?
A) Branches
B) Heartwood
C) Cambium
D) Trunk
- 9. What part of a tree typically carries out photosynthesis?
A) Leaves
B) Roots
C) Trunk
D) Bark
- 10. During which stage of growth does a tree produce flowers and fruits?
A) Pollination
B) Maturity
C) Germination
D) Seedling
- 11. What is the process of transferring pollen to fertilize flowers?
A) Germination
B) Transpiration
C) Photosynthesis
D) Pollination
- 12. What part of a tree produces seeds?
A) Roots
B) Bark
C) Leaves
D) Cones
- 13. Which part of a tree is responsible for the transport of water and nutrients?
A) Xylem
B) Phloem
C) Pith
D) Cambium
- 14. What is the term for the process of a tree growing from a seed?
A) Pollination
B) Germination
C) Transpiration
D) Maturation
- 15. Which of these factors can lead to a tree's cross-pollination?
A) Wind
B) Shade
C) Roots
D) Birds
- 16. Which part of a tree is responsible for the transport of food produced during photosynthesis?
A) Pith
B) Xylem
C) Bark
D) Phloem
- 17. What structure protects the developing seeds of a tree?
A) Branch
B) Leaf
C) Fruit
D) Flower
- 18. Which part of the tree is responsible for lateral growth and produces new cells for the tree's expansion?
A) Bark
B) Xylem
C) Cambium
D) Phloem
- 19. In what form do some trees store energy for future growth and survival?
A) Protein
B) Sugar
C) Starch
D) Fiber
- 20. What is the process of planting tree seeds or seedlings in order to establish a new tree?
A) Afforestation
B) Deforestation
C) Reforestation
D) Regeneration
- 21. Which type of tree sheds its leaves gradually throughout the year rather than all at once?
A) Broadleaf
B) Evergreen
C) Coniferous
D) Deciduous
- 22. Which tree part contains the genetic material necessary for the tree's growth and development?
A) Seed
B) Root
C) Leaf
D) Flower
- 23. Which cell organelle in leaves contains the pigment responsible for capturing light energy during photosynthesis?
A) Ribosome
B) Mitochondrion
C) Chloroplast
D) Vacuole
- 24. What is the process by which trees shed their outer bark as a protective measure?
A) Pruning
B) Exfoliation
C) Photosynthesis
D) Transpiration
- 25. What is the first stage in the life cycle of a tree?
A) Mature tree
B) Seedling
C) Sapling
D) Roots
- 26. Which stage of the tree life cycle involves rapid vertical growth?
A) Seedling
B) Mature tree
C) Sapling
D) Roots
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