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