Human Reproduction-Class 12 Biology -Important Questions & Preparation Tips

Jul 3, 2013, 17:28 IST

In this article you will get the clue that from where and how the questions are being framed from the chapter Human Reproduction
The experts of jagranjosh.com have full confidence that you will not miss any of the questions in the board exam as well as in competitive exams from this chapter if you will keep the following terms / question in your mind while studying.

In this article you will get the clue that from where and how the questions are being framed from the chapter Human Reproduction

The experts of jagranjosh.com have full confidence that you will not miss any of the questions in the board exam as well as in competitive exams from this chapter if you will keep the following terms / question in your mind while studying.

Function of accessory ducts and glands

Reason why testis is located outside the body

What is scrotum?

Place where sperms are actually produced

Role of sertoli cells and Leydig cells

Other name of leydig cells

Reason why cancer is occurred in cervix

Diagrammatic sectional view of the female reproductive system and detail of each labelings

Exact place where fertilization takes place

Name of the layer where zygote get attached

Function and location of clitoris

The hormone responsible for the secretion and formation of milk

What will happen if both the ovaries are removed after six months of pregnancy?

Gametogenesis as long question

Function of sertoli cells

Action of various hormones in the production of gametes

Structure of sperm

What is the difference corpus callosum and corpus luteum?

The number of primary follicles in a female at puberty

What is antrum?

Major difference between spermatogenesis and oogenesis

Menarche and menopause

Diagrammatic presentation of various events during a menstrual cycle

Importance of various hormone involved in the menstrual cycle


Different stages of menstrual cycle

How polar bodies are getting formed

Transport of ovum, fertilization and passage of growing embryo through fallopian tube

Importance of different hormones in embryonic development

Which hormone is known as birth hormone?

Amniocentesis

Importance of placenta

Parturition

Colostrums

Go through the some examples given here and get an idea that what to read and how to read

1. A female produces immature ova in her ovaries while developing in her mother's womb. Between puberty and menopause, usually one ovum per month matures and is released. How many ova ultimately reach maturity?

a) 40-50
b) 400-500
c) 40,000
d) 400 million

2. Column ‘M’ contains terms and column ‘N’ contains definitions. Match them correctly and choose the right answer.


  
Column ‘M’   

Column ‘N’
A Parturition a Attachment of zygote to endometrium
B Gestation b Release of egg from Graafian follicle
C Ovulation c Delivery of baby from uterus
D Implantation d Duration between pregnancy and birth
E Conception e Formation of zygote by fusion of the egg and sperm  
    f Stoppage of ovulation and menstruation

a) A = q, B = s, C = p, D = t, E = r
b) A = s, B = r, C = p, D = t, E = q
c) A = t, B = p, C = q, D = r, E = s
d) A = r, B = s, C = q, D = p, E = t

3. What happens during fertilisation in humans after many sperms reach close to the ovum?


a) Cells of corona radiata trap all the sperms except one
b) Only two sperms nearest the ovum penetrate zona pellucid
c) Secretions of acrosome helps one sperm enter cytoplasm of ovum through zona pellucid
d) All sperms except the one nearest to the ovum lose their tails

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