NCERT Solutions for Class 12 Biology Chapter 3

Human reproduction Class 12 NCERT PDF solutions are an essential study material for learners who want an extensive comprehension of the critical questions. The answers are written according to CBSE standards, such that students can fetch considerable marks  in the board exams by studying them.

The important concepts that are covered in chapter 3 class 12 Biology are male and female reproductive systems, gametogenesis, fertilisation, implantation, menstrual cycle, pregnancy, development of embryo, lactation and parturition. You can quickly get the class 12 Biology chapter 3 NCERT solutions here in the form of PDF, absolutely free of cost.

NCERT Solutions for Class 12 Biology Chapter 3

The solution material contains a total of 21 questions which are represented in the various forms of fill in the blanks, diagrams, long answer questions, short answer questions, true and false, short notes and explanation-based questions. In the following section, you will get an idea about each of the 21 questions from this solution PDF:

• Question 1: Human Reproduction Class 12 NCERT

The first question is of ‘fill in the blanks’ type which is based on gametes, reproduction processes, ovulation, etc. If you lack a proper understanding of these topics, you can refer to the NCERT class 12 Biology chapter 3 PDF question and answers.

• Question 2 and 3: Human Reproduction Class 12 NCERT

In these two questions, students will have to sketch and make the necessary labelling of the male and female reproductive system.

Here you can find the figures of female and male reproductive systems.

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• Question 4: Human Reproduction Class 12 NCERT

This question tests the understanding of the ovaries and testes and their detailed functioning.

• Question 5: Human Reproduction Class 12 NCERT

Here, in this question of the structure of seminiferous tubules, students will have to support their answers with a suitable diagram.

• Question 6 and 7: Human Reproduction Class 12 NCERT

These two questions are related where the first one asks you to write about spermatogenesis and the second question is about the hormones that regulate the same.

• Question 8: Human Reproduction Class 12 NCERT

In order to answer question 8, you need to have a clear understanding of spermiogenesis and spermiation. The class 12 bio ch 3 NCERT solutions are probably the best guide for learning such concepts.

• Question 9: Human Reproduction Class 12 NCERT

Question number 9 requires a student to know about the structures and components of a sperm cell so that they can quickly draw a labelled diagram.

• Questions 10, 11: Human Reproduction Class 12 NCERT

In question 10, you need to write about the essential parts of seminal plasma, and in Q11, students are supposed to mention the primary functions of male accessory ducts and glands.

• Questions 12, 13, 14: Human Reproduction Class 12 NCERT

All three questions call for a diagram with proper labelling. First one is oogenesis, second is the ovary, and the third one is Graafian follicle. These questions can fetch you full marks, and by using the chapter 3 Biology class 12 PDF, you can enhance your skills associated with drawing accurate figures.

• Question 15: Human Reproduction Class 12 NCERT

In this question, you need to answer directly to the point, which requires knowledge of topics like corpus luteum, endometrium, sperm tail, acrosome and fimbriae.

• Question 16: Human Reproduction Class 12 NCERT

To answer ‘true/false’ questions, every student needs to be well-versed with the entire chapter without missing any topic.

• Questions 17, 18, 19, 20, 21: Human Reproduction Class 12 NCERT

The last five questions are subjective types which are related to the menstrual cycle, parturition, fundamentals of chromosomes, oogenesis, ovulation and fertilisation. If any student is confused or unable to write error-free answers of these topics, he/she can go through the NCERT Biology class 12 chapter 3 PDF for reference.

Reproduction in Humans Class 12: Marks Weightage

Among the 5 units, the unit – Reproduction holds a total of 12 marks in the CBSE board exams. However, the marks distribution of each chapter from this unit cannot be interpreted.

Benefits of Class 12 Biology Ch 3 NCERT Solutions

Following are the advantages of using NCERT solution Biology Chapter 3:

1. Plain and simple explanations.

2. Effective learning tips.

3. Prepared by expert faculty members across the country.

In order to strengthen your knowledge of chapter 3 and other branches of Biology, NCERT solutions PDF shared by Vedantu is of great help. By including them in your revision plan, it will enhance your board preparation. Download it now!