MCQs Botany-33 Posted on October 21, 2025December 3, 2025Author agropublishers 0 MCQs Botany-33 1. Which of the following is a well-known food item primarily made from potatoes? Sushi Kimchi Tacos French fries 2. What is the outer layer of a pollen grain called? Nucellus Exine Intine Cytoplasm 3. What is the primary function of pollen? To protect the embryo To produce female gametes To facilitate fertilization To produce sperm cells 4. What is the process of mechanically scratching the seed coat to improve water absorption called ________ Dormancy Scarification Stratification After-ripening 5. Which part of the onion plant is commonly used in cooking? Stem Bulb Leaf Root 6. The ability of an organism to produce different phenotypes (physical traits) in response to different environmental conditions is called ____________ Inability to sense the environment Phenotypic plasticity Lack of adaptability Dependence on external chemicals 7. The primary purpose of the Svalbard Global Seed Vault is to ____________ Safeguard global crop diversity by storing duplicate seed samples Develop new crop varieties Research genetically modified crops Facilitate international commercial seed trade 8. “Off-type” in seed certification specifically means __________ Damaged or discolored seeds found in a harvested lot Weeds that pose a risk to the crop Plants that deviate from the standard morphological characteristics of the certified variety Plants of a different species growing in the seed field 9. Which of the following correctly represents the two major components of bark in woody stems? Phloem and periderm Cortex and epidermis Pith and vascular cambium Xylem and phloem 10. Nanomaterials typically have a size range of __________. Less than 1 nm 100–1000 nm More than 1000 nm 1–100 nm Loading …
