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