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