Forestry MCQs-Set 24 Posted on 2026-01-032026-03-01Author admin 0 Table of Contents Toggle Forestry MCQs-Set 24 Multiple Choice Questions (MCQs) Return to [Forestry MCQ Homepage]Forestry MCQs-Set 24 Forestry MCQs-Set 24 Multiple Choice Questions (MCQs) Return to [Forestry MCQ Homepage] 1. MAI stands for ________ Maximum Annual Increase Measured Annual Index Mean Annual Increment Marginal Annual Increment 2. Gymnosperms are characterized by seeds that are________________ Surrounded by a pericarp Naked and not enclosed by an ovary Enclosed within a fruit Contained within a capsule 3. What is the main role of silica in plant tissues? Provide flexibility Water and nutrient storage Strengthen cell walls and deter herbivory Improve photosynthesis 4. As energy moves through a food chain, which trophic level has the lowest amount of energy in an ecosystem? Primary consumers Tertiary consumers Secondary consumers Producers 5. The main role of cellulose in plants is to _________ Facilitate photosynthesis Store energy Regulate water transport Provide structural support 6. The outer layer of a pollen grain is called _____ Cytoplasm Exine Intine Nucellus 7. The term “amphibians of the plant kingdom” refers to ____ Pteridophytes Algae Gymnosperms Bryophytes 8. The __________ is the floral whorl responsible for attraction of pollinators Calyx Androecium Gynoecium Corolla 9. The family Pinaceae mainly includes _________ Gnetales Cedars and ginkgo Cycads Conifers 10. In plants, blue light primarily regulates ________ Root nodulation Stomatal opening Seed dormancy only Nitrogen fixation Loading … Question 1 of 10 Forestry MCQs-Set 24