Nutrition In Plants – Mineral Nutrition — Chapter Summary
NIOS · Class 12 · Biology
Summary of Nutrition In Plants – Mineral Nutrition for NIOS Class 12 Biology. Part of the NIOS Class 12 Biology syllabus.
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Overview
Plant nutrition is a fundamental biological process that enables plants to obtain and utilize essential nutrients for growth, development, and reproduction. Unlike animals that consume food, plants synthesize their own organic compounds through photosynthesis while also absorbing inorganic mineral e
Key Concepts
Plant nutrition is the process
Plant nutrition is the process of synthesis of food, its breakdown, and utilization for various life functions. It encompasses photosynthesis (product
Mineral nutrition refers to the study
Mineral nutrition refers to the study of how plants obtain mineral elements from soil and atmosphere, and how these elements are utilized for growth a
Seventeen elements are considered essential
Seventeen elements are considered essential for plants: C, H, O, N, P, K, S, Mg, Ca, Fe, B, Mn, Cu, Zn, Mo, Cl, and Co. An element is deemed essential
Essential elements are classified into two
Essential elements are classified into two categories based on required quantity. Macronutrients (macro: large) are required in relatively large amoun
Hydroponics is a technique of growing
Hydroponics is a technique of growing plants in nutrient solution in the complete absence of soil, with roots exposed to water containing known minera
Learning Objectives
- Define mineral nutrition and distinguish between macro and micronutrients
- Explain hydroponics and aeroponics as methods for determining mineral requirements
- Identify the 17 essential elements required by plants and their sources
- Describe the roles and functions of macro and micronutrients in plant metabolism
- Recognize deficiency symptoms of essential minerals in plants
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Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.
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