Introduction to Olericulture MCQs (Quiz 4) Posted on May 6, 2026May 6, 2026Author agropublishers 0 Table of Contents Toggle Introduction to Olericulture MCQs (Quiz 4) [Explore all MCQs][Explore all MCQs] [Horticulture MCQs] [Introduction to Pomology MCQs] [Introductory Olericulture MCQs][Plant Physiology MCQs] [Plant Nutrition MCQs] [Crop Environment MCQs] [Botany MCQs ] [Soil Science MCQs] [Soil Physical Properties MCQs] [Soil Chemical Properties MCQs][Agronomy MCQs] [Cell Structure & Cell Organelles MCQs] [Gene Expression MCQs] Introduction to Olericulture MCQs (Quiz 4) [Explore all MCQs] 1. What is the primary purpose of protected vegetable cultivation (e.g., greenhouses or polytunnels)? To change the genetic makeup of vegetables To break seed dormancy To modify the microclimate around crops To alter soil texture permanently 2. Which statement about plant life cycles is botanically accurate? Biennials and perennials both live for more than two years, but only perennials flower annually A plant that flowers, sets seed, and dies within a single year is an annual, regardless of whether it spans two calendar years All perennials are woody plants, and all annuals are herbaceous Ephemerals are a type of perennial that flowers only once in a lifetime 3. Which of the following is a major disadvantage of C₃ plants compared to C₄ plants? Ability to fix nitrogen Higher rate of photosynthesis Lower water requirement Higher rate of photorespiration 4. In root vegetables like carrots and beets, where do most of the plant’s sugars and starches get stored (sink)? Leaves Storage root Stem Flowers 5. Which of the following vegetables is an underground modified stem known as a rhizome? Turnip Sweet potato Ginger Carrot 6. Why is transplanting preferred over direct seeding for crops like tomato, brinjal (eggplant), and cabbage? To reduce the need for sunlight To achieve better crop establishment and uniform plant stand To increase seed rate To eliminate the need for fertilizer 7. A student preparing a herbarium label writes the scientific name of onion. Which one is correct? Liliaceae cepa Cepa Allium Allium cepa allium Cepa 8. What is the primary objective of sequential cropping in vegetable farming? To maximize land use over time by growing crops one after another To eliminate the need for irrigation To grow only one crop per year To reduce fertilizer application 9. Which of the following is NOT directly influenced by plant spacing? Air circulation and disease incidence Fruit size per plant Seed germination percentage Light interception by leaves 10. Which of the following is NOT botanically a true berry? Raspberry Blueberry Grape Cucumber Loading … Question 1 of 10 __________________ [Explore all MCQs] [Horticulture MCQs] [Introduction to Pomology MCQs] [Introductory Olericulture MCQs][Plant Physiology MCQs] [Plant Nutrition MCQs] [Crop Environment MCQs] [Botany MCQs ] [Soil Science MCQs] [Soil Physical Properties MCQs] [Soil Chemical Properties MCQs][Agronomy MCQs] [Cell Structure & Cell Organelles MCQs] [Gene Expression MCQs]
