Mineral Nutrition, NCERT Grade 11 Biology Chapter 12, focusses mainly on inorganic plant nutrition, wherein students will study the methods to identify elements essential to growth and development of plants and the criteria for establishing the essentiality. Students will also study the role of the essential elements, their major deficiency symptoms and the mechanism of absorption of these essential elements. The chapter also introduces the students briefly to the significance and the mechanism of biological nitrogen fixation.
A detailed study of Methods to Study the Mineral Requirements of Plants, Essential Mineral Elements, Mechanism of Absorption of Elements, Translocation of Solutes, Soil as Reservoir of Essential Elements and Metabolism of Nitrogen can be done with the help of this chapter. Topics such as Criteria for Essentiality, Role of Macro- and Micro-nutrients, Deficiency Symptoms of Essential Elements, Toxicity of Micronutrients, Nitrogen Cycle and Biological Nitrogen Fixation provides a further insight to the complex topics.Work of eminent Biologists to study plant nutrition mentioned in the chapter, will help the students to learn better and understand further. NCERT Grade 11 Biology Chapter 12, Mineral Nutrition is a part of Unit 4, Plant Physiology. Unit 4 is a combination of 5 chapters and holds a total weightage of 6% in the NEET examination and 18 marks in the final examination.
Get 100 percent accurate NCERT Solutions for Class 11 Biology Chapter 12 (Mineral Nutrition) solved by expert Biology teachers. We provide solutions for questions given in Class 11 Biology text-book as per CBSE Board guidelines from the latest NCERT book for Class 11 Biology. The topics and sub-topics in Chapter 12 Mineral Nutrition are given below.
EX 12.1 - Methods to Study the Mineral Requirements of Plants
EX 12.2 - Essential Mineral Elements
EX 12.2.1 - Criteria for Essentiality
EX 12.2.2 - Role of Macro- and Micro-nutrients
EX 12.2.3 - Deficiency Symptoms of Essential Elements
EX 12.2.4 - Toxicity of Micronutrients
EX 12.3 - Mechanism of Absorption of Elements
EX 12.4 - Translocation of Solutes
EX 12.5 - Soil as Reservoir of Essential Elements
EX 12.6 - Metabolism of Nitrogen
EX 12.6.1 - Nitrogen Cycle
EX 12.6.2 - Biological Nitrogen Fixation.
We cover all exercises in the chapter given below:-
Chapter 12 Exercises - 10 Questions with Solutions.
Other than given exercises, you should also practice all the solved examples given in the book to clear your concepts on Mineral Nutrition. Download the free PDF of Chapter 12 Mineral Nutrition and take the print out to keep it handy for your exam preparation.