CBSE Class 12 Biology Human Reproduction Study Guide

Download CBSE Class 12 Biology Human Reproduction Study Guide in PDF format. All Revision notes for Class 12 Biology have been designed as per the latest syllabus and updated chapters given in your textbook for Biology in Standard 12. Our teachers have designed these concept notes for the benefit of Grade 12 students. You should use these chapter wise notes for revision on daily basis. These study notes can also be used for learning each chapter and its important and difficult topics or revision just before your exams to help you get better scores in upcoming examinations, You can also use Printable notes for Class 12 Biology for faster revision of difficult topics and get higher rank. After reading these notes also refer to MCQ questions for Class 12 Biology given our website

Human Reproduction Study Guide Class 12 Biology Revision Notes

Class 12 Biology students should refer to the following concepts and notes for Human Reproduction Study Guide in standard 12. These exam notes for Grade 12 Biology will be very useful for upcoming class tests and examinations and help you to score good marks

Human Reproduction Study Guide Notes Class 12 Biology

2. Name the seed in which endosperm is present? How does the endosperm of gymnosperms differ from that of angiosperms?

3. Give the technical term and one example for each of the following :

a) A plant in which separate male and female flowers are borne on the same individual at different positions

b) A species in which the individual plant is either male or female

4. What are the different devices developed by plants to discourage self-pollination and encourage cross-pollination?

5. Show diagramatically the various events occuring in the development of female gametophyte in angiosperms.

6. Differentiate between geitnogamy and allogamy.

class_12-biology_concept_232

class_12-biology_concept_233

CBSE Class 12 Biology - Human Reproduction Study Guide

 

DEFINITIONS:
CLOSOTRUM:- the first milk that comes out of the mammary gland of the mother immediately after child birth is called colostrums.

FOLLICULAR ATRESIA:- It is the process of degeneration of number of primary follicle in ovary of human female from birth to puberty.

GAMETOGENESIS :- It refers to the process of formation of gametes for sexual reproduction.

GRAFFIAN Follicle:- The mature follicle in the ovary is known as graffian follicle.

IMPLANTATION:- The process in which embryo become embedded / attached to the wall of uterus is called implantation.

LECTATION:- Due to the effect of hPL and progesterone after pregnancy there is starting of secretion of milk is called lactation.

L-H SURGE:- it refers to maximum level of L-H during middle of menstrual cycle.

MENARCHE:- The beginning of menstruation at puberty in primate females is called as menarche.

OOGENESIS:- it is the formation of ova in the ovary by meiosis is known as oogenesis.

PRIMARY SEX ORGANS:- The organs producing male and female gametes are known as primary sex organs.

SECONDARY Sex Organs:- The sex organs which perform important functions in the reproduction but do not form gametes are called secondary sex organs.

SEMEN:- The mixture of seminal plasma and spermatozoa is called semen.

SPERMIATION:- It is the process of transformation of spermatids into spermatozoa is known as spermiation.

 CBSE Class 12 Biology - Human Reproduction Study Guide

CBSE Class 12 Biology - Human Reproduction Study Guide

ASSIGNMENTS:
LEVEL 1
1.Why does failure of testes to descend into the scortum produce sterility?

2. Name the important mammary gland secretions that help developing resistance in the new born baby?

3. What are sertoli cells?

4. At what stage is the mammalian embryo implanted in the uterus?

5. What is spermiogenesis?

6. Name the ducts received by urethra in a human male?

7. At what stage is meiosis I suspended in primary oocyte?

8. When is meiosis II completed in the oogenesis of human female?

9. Define foetal ejection reflex?

10. Zygote undergoes mitosis to form 16 celled stage of embryo. What is it known as?

CBSE Class 12 Biology - Human Reproduction Study Guide
12. How do hormones secreted from anterior pituitary gland control and regulate the male reproductive system?

13. Why does fertilization takes place in fallopian tube and not in uterus?

14. Draw and label the main parts of the human spermatozoa. Why is the middle piece considered as power house of the human sperm?

LEVEL -2
15 What is acrosome? What is its significance?

16. Faillure of fertilization leads to menstruation. Explain.

17. What is the role of pituitary hormone in the regulation of menstrual cycle?

18. Mention the main changes taking place during implantation.


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Chapter 1 Reproduction in Organisms
CBSE Class 12 Biology Parthenogenesis Notes
CBSE Class 12 Biology Reproduction In Organisms Minds Map
CBSE Class 12 Biology Reproduction in Organisms Notes
CBSE Class 12 Biology Reproduction In Organisms Notes Set A
CBSE Class 12 Biology Reproduction In Organisms Notes Set B
CBSE Class 12 Biology Reproduction In Organisms Notes Set C
CBSE Class 12 Biology Reproduction In Organisms Study Guide
Chapter 2 Sexual Reproduction In Flowering Plants
CBSE Class 12 Biology Sexual Reproduction In Flowering Plants Minds Map
CBSE Class 12 Biology Sexual Reproduction In flowering Plants Notes Set A
CBSE Class 12 Biology Sexual Reproduction In flowering Plants Notes Set B
CBSE Class 12 Biology Sexual Reproduction In flowering Plants Notes Set C
Chapter 3 Human Reproduction
CBSE Class 12 Biology Human Reproduction Minds Map
CBSE Class 12 Biology Human Reproduction Notes
CBSE Class 12 Biology Human Reproduction Study Guide
Chapter 4 Reproductive Health
CBSE Class 12 Biology Reproductive Health Notes Set A
CBSE Class 12 Biology Reproductive Health Notes Set B
CBSE Class 12 Biology Reproductive Health Study Guide
Chapter 5 Principles of Inheritance and Variation
CBSE Class 12 Biology Genetics Notes
CBSE Class 12 Biology Principles Of Inheritance And Variation Minds Map
CBSE Class 12 Biology Principles Of Inheritance And Variation Notes
CBSE Class 12 Biology Principles Of Inheritance And Variations Study Guide
Chapter 6 Molecular Basis of Inheritance
CBSE Class 12 Biology Molecular Basis Of Inheritance Minds Map
CBSE Class 12 Biology Molecular Basis Of Inheritance Notes Set A
CBSE Class 12 Biology Molecular Basis Of Inheritance Notes Set B
CBSE Class 12 Biology Molecular Basis Of Inheritance Study Guide
Chapter 7 Evolution
CBSE Class 12 Biology Evolution Minds Map
CBSE Class 12 Biology Evolution Notes Set A
CBSE Class 12 Biology Evolution Notes Set B
CBSE Class 12 Biology Evolution Study Guide
Chapter 8 Human Health and Diseases
CBSE Class 12 Biology Human Health And Disease Minds Map
CBSE Class 12 Biology Human Health And Disease Notes Set A
CBSE Class 12 Biology Human Health And Disease Notes Set B
CBSE Class 12 Biology Human Health And Disease Study Guide
Chapter 9 Strategies for Enhancement In Food Production
CBSE Class 12 Biology Strategies For Enhancement Of Food Production Minds Map
CBSE Class 12 Biology Strategies For Enhancement In Food Production Notes Set A
CBSE Class 12 Biology Strategies For Enhancement In Food Production Notes Set B
CBSE Class 12 Biology Strategies For Enhancement In Food Production Study Guide
Chapter 10 Microbes In Human Welfare
CBSE Class 12 Biology Microbes In Human Welfare Minds Map
CBSE Class 12 Biology Microbes In Human Welfare Notes Set A
CBSE Class 12 Biology Microbes In Human Welfare Notes Set B
Chapter 11 Biotechnology Principles and Processes
CBSE Class 12 Biology Biotechnology Principles And Processes Notes Set A
CBSE Class 12 Biology Biotechnology Principles And Processes Notes Set B
CBSE Class 12 Biology Biotechnology Principles And Processes Study Guide
Chapter 12 Biotechnology and Its Application
CBSE Class 12 Biology Biotechnology And Its Application Minds Map
CBSE Class 12 Biology Biotechnology And Its Application Notes
CBSE Class 12 Biology Biotechnology Its Application Notes
CBSE Class 12 Biology Biotechnology Its Application Study Guide
Chapter 13 Organisms and Populations
CBSE Class 12 Biology Organisms And Populations Minds Map
CBSE Class 12 Biology Organisms And Populations Notes
CBSE Class 12 Biology Organisms And Populations Study Guide
Chapter 14 Ecosystem
CBSE Class 12 Biology Ecosystem Minds Map
CBSE Class 12 Biology Ecosystem Notes Set A
CBSE Class 12 Biology Ecosystem Notes Set B
CBSE Class 12 Biology Ecosystem Study Guide
Chapter 15 Biodiversity and Conservation
CBSE Class 12 Biology Biodiversity And Conservation Minds Map
CBSE Class 12 Biology Biodiversity And Conservation Notes
CBSE Class 12 Biology Biodiversity And Conservation Study Guide
Chapter 16 Environmental Issues
CBSE Class 12 Biology Environmental Issues Minds Map
CBSE Class 12 Biology Environmental Issues Notes
CBSE Class 12 Biology Environmental Issues Study Guide
Concepts Maps
CBSE Class 12 Biology Concept Maps For All Chapters
Other Chapters
CBSE Class 12 Biology Respiration Notes

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