Forestry MCQs-Set 25 Posted on 2026-01-042026-03-01Author admin 0 Table of Contents Toggle Forestry MCQs-Set 25 Multiple Choice Questions (MCQs) Return to [Forestry MCQ Homepage]Forestry MCQs-Set 25 Forestry MCQs-Set 25 Multiple Choice Questions (MCQs) Return to [Forestry MCQ Homepage] 1. What is the shape of the pyramid of energy in a stable ecosystem? Circular Irregular Inverted Upright 2. Biological rotation age occurs when _________ Mean Annual Increment (MAI) is maximum Mean Annual Increment (MAI) declines to zero Current Annual Increment (CAI)=0 Current Annual Increment (CAI) is maximum 3. Acacia (Vachellia nilotica) is adapted to __________ Temperate rainforests Arid and semi-arid regions Waterlogged soils Alpine zones 4. Double fertilization is a unique reproductive feature found only in __________ Pteridophytes Gymnosperms Angiosperms Bryophytes 5. ———— is the main source of energy in a forest ecosystem Wind Soil nutrients Water Sunlight 6. What is an important application of forest growth models in sustainable forest management? All of these Predicting forest growth and yield Evaluating the impacts of climate change Optimizing forest management strategies 7. The Richmond–Lang effect refers to the delay of ________ in plant tissues due to cytokinins Senescence Cell division Abscission Photomorphogenesis 8. ______has the largest area of third-party-certified forests in the world Russia Brazil Canada USA 9. Mango (Mangifera indica) belongs to the family _______ Sapindaceae Moraceae Rutaceae Anacardiaceae 10. Mean Annual Increment (MAI) is calculated as ___________ Diameter increment per year Total volume divided by age Difference between two measurements Increment in a single year Loading … Question 1 of 10 Forestry MCQs-Set 25