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Download NCERT Solutions for Class 12 in detail for all the streams in Science as well as Mathematics. The NCERT solutions are updated according to the latest CBSE syllabus and guidelines. BYJU’S provides the easiest and simplest NCERT Solutions for Class 12 Biology to the Chapter Ecosystem.
NCERT Solutions Class 12 Biology Chapter 1 to 16 PDFs are provided here for free download. Boost your 2023-24 exam preparations with Biology NCERT Solutions Class 12 using solved examples, tips and more.
- The questions provided in NCERT textbooks can offer an excellent boost to study thoroughly and score excellently during examinations and tests. Stu...
- The most esteemed book for the Class 12 exam is NCERT Biology Textbook. This book strictly follows the CBSE curriculum. It helps to form the base f...
- Visit BYJU’S website and select NCERT Solutions, or go to the link https://byjus.com/ncert-solutions/, select Class 12/select subject and view/down...
- Yes, these solutions can be viewed and downloaded in free PDF format. Students who find it difficult to solve exercise-wise questions in the NCERT...
- Gemmules are the structure responsible for asexual reproduction in sponges.
- The law of independent assortment states that the alleles of two or more different genes get sorted into gametes independent of one another.
- Apoximis is a form of asexual reproduction that occurs without fertilisation and does not involve meiosis. This form of reproduction is more common...
Using NCERT Biology Class 12 solutions Organisms and Populations exercise by students is an easy way to prepare for the exams, as they involve solutions arranged chapter-wise and also page-wise. The questions involved in NCERT Solutions are essential questions that can be asked in the final exam.
- Class 12 Biology Chapter 1 Reproduction in Organisms
- Class 12 Biology Chapter 2 Sexual Reproduction in Flowering Plants
- Class 12 Biology Chapter 3 Human Reproduction
- Class 12 Biology Chapter 4 Reproductive Health
- Class 12 Biology Chapter 5 Principles of Inheritance and Variation
- Class 12 Biology Chapter 6 Molecular Basis of Inheritance
- Class 12 Biology Chapter 7 Evolution
- Class 12 Biology Chapter 8 Health and Diseases
- Class 12 Biology Chapter 9 Strategies For Enhancement in Food Production
- Class 12 Biology Chapter 10 Microbes in Human Welfare
In this chapter, we will learn about types, modes and the process of reproduction in different organisms.The subtopics covered in this chapter include asexual reproduction, sexual reproduction, pre-fertilization events, fertilization, and post-fertilization events. Well illustrated diagrams are also present which makes the learning easy for the stu...
This chapter is a combination of four chapters and holds a weightage of fourteen marks in 12 board examination.In this chapter, we will learn about the structure, morphology, and process of sexual reproduction in flowering plants. Also, the subtopics covered in this chapter include pre-fertilization events, double fertilization, post fertilization ...
In this chapter, we will learn about the human male and female reproductive system. Diagrams, illustrations, flowcharts, and easy language makes this chapter comprehensive and easy to learn. Moreover, the sequential progress of the topics helps us retain and grasp better. The sub topics covered in this chapter are- 1. Reproductive structures, 2. Ma...
This chapter focusses on the issues of the significance of reproductive health and the methods to achieve it.This chapter also focusses on maternal health and the health of the child during pre-pregnancy, pregnancy and post-pregnancy periods.Infant mortality maternal mortality and amniocentesis are other topics covered here. The subtopics covered i...
It basically revolves around Genetics and Evolution.Similarity and variation between the parents and offsprings are discussed in this chapter.Mendel”s law of inheritance, the inheritance of one gene, the inheritance of two genes, sex determination, mutations, and genetic disorders are main topics discussed here. Diagrams, illustrations, flowcharts,...
In this chapter, very simplified diagrams are given to understand all the structures of DNA,RNA, the process of replication, etc. The topics covered in this chapter are: 1. The DNA: Structure of polynucleotide chain, Packaging of DNA helix. 2. The search for genetic material: The genetic material is DNA, Properties of genetic material. 3. RNA world...
Evolution biology is the study of history of life forms on earth.This chapter deals with the origin of life and the evolution of life forms or biodiversity on planet earth in the context of evolution of earth and against the background of evolution of universe itself. Diagrams, illustrations, flowcharts, and easy language makes this chapter compreh...
Health, maintenance of optimum health, diseases, types, treatment and prevention, immunity, and its types and address to some diseases such as AIDS, cancer, and adolescent issues constitute this chapter. Subtopics covered in this chapter are: 1. Common Diseases in Humans 2. Immunity 3. AIDS 4. Cancer 5. Drugs and Alcohol Abuse.
This chapter deals with biological principles applied to animal husbandry and plant breeding that have a major role in to increase food production. Several new techniques like embryo transfer technology and tissue culture techniques that play a pivotal role in further enhancing food production are discussed in this chapter.
Microbes are also referred to as micro-organisms or microscopic organisms as they can only be seen under a microscope. They are tiny living creatures, invisible to the naked eye and are present all around us, in air, water, soil and so on. They played a key role in the evolution of the planet earth. Few microbes cause severe infections and disease ...
- Fill in the blanks. (a) Plants are called as————- because they fix carbon dioxide. (b) In an ecosystem dominated by trees, the pyramid (of numbers) is————- type.
- Which one of the following has the largest population in a food chain? (a) Producers. (b) Primary consumers. (c) Secondary consumers. (d) Decomposers. Ans: (d)
- The second trophic level in a lake is- (a) Phytoplankton. (b) Zooplankton. (c) Benthos. (d) Fishes. Ans: (b)
- Secondary producers are. (a) Herbivores. (b) Producers. (c) Carnivores. (d) None of the above. Ans: (d)
1 day ago · Vedantu provides NCERT Solutions for Biology, which is a key resource for students who want to navigate the concepts of Biology at the 12th-grade level. These solutions are specially designed to understand the concepts from the NCERT Biology Class 12 book. The aim is to make Biology concepts more accessible for students. Table of Content. 1.
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NCERT Solutions for Class 12 Biology Chapter 14 Ecosystem are provided in this article. This Chapter 14 is included in Unit X- Ecology and Environment. The article covers all the important definitions, concepts, and methodologies that will be really beneficial for the students appearing for CBSE Class 12 Exam 2022-23.
