Frank solutions for बायोलॉजी पार्ट २ [अंग्रेजी] कक्षा १० आईएससी chapter 12 - Reproductive System [Latest edition]

Choose the correct answer:
The aim of sexual reproduction _________

Choose the correct answer:
Binary fission is a method of __________

Choose the correct answer:
Ovum is a ______________

Choose the correct answer:
Cervix is a part of ________________

Choose the correct answer:
Fertilization occurs in _____________

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The onset of menstruation in the female is termed __________

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Temperature of scrotum is ______________

Choose the correct answer:
First menstrual cycle is known as ___________

Choose the correct answer:
When pregnancy does not occur, the life of corpus luteum is about _____________

The site of maturation of human sperms is the

Haploid number of chromosomes are found in ______.

The fusion of the sperm and ovum is termed as ______.

In a human female, ovum consists of ______.

Assertion (A): The testes of males are primary sex organs.

Reason (R): The ovaries of females are secondary sex organs.

Assertion (A): Each ovary is covered by a thin epithelium.

Reason (R): The stroma of ovary is divided into peripheral cortex and inner medulla.

Name the following:
Organ producing sperms.

Name the following:
Organ producing ovum.

Name the following:
Organ where implantation takes place.

Name the following:
Organ where fertilization occurs.

Name the following:
Fusion of sperm and ovum.

Name the following:
Male and Female organs on specific individuals.

Name the following:
Male and Female organs on specific individuals.

Name the following:

The part of ovary that produces progesterone.

Name the following:

Produces male gametes in man.

Name the following: 

The structure which connects the placenta and the foetus.

Name the following:

The permanent stoppage of menstruation in human females around the age of 45 years.

Name the Following:

The process of attachment of fertilized ovum to the uterine wall.

Complete the following statement by choosing the correct alternative:

Male copulatory organ ______.

Complete the following statement by choosing the correct alternative:
Female copulatory organ ______.

Complete the following statement by choosing the correct alternative:

Fertilization occurs in ______.

Complete the following statement by choosing the correct alternative:
Menstrual flow is a character is the feature of ______.

Complete the following statement by choosing the correct alternative:

Sterilization in female is due to cutting off of ______.

State whether the following statement is true or false:
Fertilization occurs in the vagina.

State whether the following statement is true or false:
Gestation in humans is completed in about 380 days.

State whether the following statement is true or false:
Oviducts and fallopian tubes are one and the same thing.

One egg is released from each of the two ovaries every month.

The vagina is a muscular tube.

Give appropriate term of the following:
The onset of reproductive phase in a young female.

Give appropriate term of the following:
The rupture of follicle and release of ovum from the ovary.

Give appropriate term of the following:
The monthly discharge of blood and disintegrated uterine tissues in human female.

Give appropriate term of the following:
The process of fusion of ovum and sperm.

Give appropriate term of the following:
The attachment of developing zygote (blastocyst) on the uterine wall.

Give an appropriate term for the following:

The birth of twins from two fertilized eggs.

Give the functions of the following:
Ovary 

Mention the functions of Oviduct.

Give the function of the following:
Uterus

Give the functions of the following:
Vagina 

Give the functions of the following:
Testes 

Give the functions of the following:
Penis

Define the following:
Parthenogenesis 

Define the following:
Asexual reproduction

Define the following:
Sexual reproduction 

Define the following:    
Parturition 

Define the following:    
Ovulation

Define the following:    
Spermatogenesis 

Define the following:    
Gestation

Define the following:    
Implantation

Choose the odd one out from the following terms and name the category to which the others belong:

Rewrite the terms in the correct order so as to be in a logical sequence.

Sperm duct, penis, testes, sperms, semen.

Rewrite the terms in the correct order so as to be in a logical sequence.

Implantation, ovulation, child birth, gestation, fertilisation.

Rewrite the terms in the correct order so as to be in a logical sequence.

ovum, uterus, fallopian tube, ovary, graffian follicle

Rewrite the terms in the correct order so as to be in a logical sequence.

vagina, ovary, uterus, oviduct, cervix

Rewrite the terms in the correct order so as to be in a logical sequence.

testis, urethra, sperm duct, epididymis

Distinguish between the following pair:

Implantation and gestation

Distinguish between human sperm and ovum.

Differentiate between:

Corpus luteum and Corpus albicans

Differentiate between:

Gametogenesis and Spermatogenesis

Draw a labeled diagram of human ovum.

Draw a labeled diagram of sperm.

Mention the exact location of the epididymis.

Give appropriate biological or technical terms for the following:

The onset of menstruation in a young girl

Give an appropriate biological or technical term for the following:

The fluid which surrounds the foetus.

Differentiate between the following pairs on the basis of what is indicated in the brackets.

Testosterone and Oestrogen (Organ which secretes)

Give a biological explanation for the following.

The placenta is an important structure for the development of a foetus.

Label the following diagram.

Draw the outline of male reproduction system and label the following parts.

Testis, epididymis, Seminal vesicle, Vas deferens.

Name the hormone secreted by the following gland:

Testes

Why are sperms produced in large numbers?

State the function of Seminal vesicle.

The diagram alongside is the vertical section of female reproductive organs. Study the diagram and answer the questions that follow:

1. Name the fully developed part of ovary containing the ovum.
2. Name the organ of the female body in which the foetus develops. 
3. What is ovulation? 
4. Which two hormones are secreted by ovary? 

Draw a diagram to display the vertical view of human female reproductive system and label the following parts in the diagram:
(1) Ureter
(2) Ovary
(3) Funnel of fallopian tube
(4) Urethra.

What happens to uterus if fertilization takes place? And what happens to uterus if fertilization does not take place?

Normally, after how many days does an ovary release an egg?

Where are the sperms released during coitus?

What is the role of sperms after their ejaculation in vagina?

What is the gestation period in human?

The diagram given below is that of a developing human foetus. Study the diagram and then answer the questions that follow:

1. Label the parts numbered 1 to 3 in the diagram.
2. Mention any two functions of the part labelled 2 in the diagram.
3. Explain the significance of the part numbered 3 in the diagram.
4. Define the term ‘Gestation’. What is the normal gestational period of the developing human embryo?
5. Mention the sex chromosomes in a male and female embryo.

The diagram below represents two reproductive cells A and B. Study the same and then answer the questions that follow:

1. Identify the reproductive cells A and B.
2. Name the specific part of the reproductive system where the above cells are produced.
3. Where in the female reproductive system do these cells unite?
4. Name the main hormones secreted by the (1) ovary (2) testes.
5. Name an accessory gland found in the male reproductive system and state the function of its secretion.

Given below are diagrams showing the different stages in the process of fertilisation of an egg in the female reproductive tract. Study the diagrams and answer the questions:

1. Arrange the letters given below each diagram in a logical sequence to show the correct order in the process of fertilisation.
2. Where does fertilisation normally take place? What is ‘implantation’ that follows fertilisation?
3. Mention the chromosome number of the egg and zygote in humans.
4. Explain the term ‘gestation’. How long does gestation last in humans?
5. Draw a neat labelled diagram of a mature human sperm.

Mention any two functions of the human foetal placenta.

What is the significance of the testes being located in scrotal sacs outside the abdomen?

State the exact location of the following structure: 

Amniotic gland

Mention the exact location of the following:

Testis  

The diagram given below is that of a developing human foetus. Study the diagram and then answer the questions that follow:

1. Label the parts numbered 1 to 3 in the diagram.
2. Mention any two functions of the part labelled 2 in the diagram.
3. Explain the significance of the part numbered 3 in the diagram.
4. Define the term ‘Gestation’. What is the normal gestational period of the developing human embryo?
5. Mention the sex chromosomes in a male and female embryo.

The diagram given below shows a section of the human ovary.

1. Name the process for the release of the part labelled 1.
2. Write the name of the structure marked 2.

The diagram given below represents a system in the human body. Study the diagram and answer the following questions:

1. Identify the system.
2. Label the parts marked 5 and 6.
3. Name the two hormones secreted by 1.
4. Mention the number and the name of the part involved in fertilization and implantation from the above diagram.
5. Mention the surgical methods of contraception in:
   1. Human males.
   2. Human females.