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