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. A student preparing a herbarium label writes the scientific name of onion. Which one is correct? Liliaceae cepa Cepa Allium Allium cepa allium Cepa 2. Which of the following is NOT botanically a true berry? Blueberry Cucumber Raspberry Grape 3. Which of the following vegetables is an underground modified stem known as a rhizome? Carrot Ginger Sweet potato Turnip 4. Why is transplanting preferred over direct seeding for crops like tomato, brinjal (eggplant), and cabbage? To achieve better crop establishment and uniform plant stand To eliminate the need for fertilizer To reduce the need for sunlight To increase seed rate 5. Which of the following is NOT directly influenced by plant spacing? Light interception by leaves Air circulation and disease incidence Fruit size per plant Seed germination percentage 6. What is the primary objective of sequential cropping in vegetable farming? To eliminate the need for irrigation To grow only one crop per year To maximize land use over time by growing crops one after another To reduce fertilizer application 7. Which statement about plant life cycles is botanically accurate? Ephemerals are a type of perennial that flowers only once in a lifetime A plant that flowers, sets seed, and dies within a single year is an annual, regardless of whether it spans two calendar years Biennials and perennials both live for more than two years, but only perennials flower annually All perennials are woody plants, and all annuals are herbaceous 8. What is the primary purpose of protected vegetable cultivation (e.g., greenhouses or polytunnels)? To modify the microclimate around crops To break seed dormancy To alter soil texture permanently To change the genetic makeup of vegetables 9. 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 10. Which of the following is a major disadvantage of C₃ plants compared to C₄ plants? Ability to fix nitrogen Higher rate of photosynthesis Higher rate of photorespiration Lower water requirement 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]
