Biology · Textbook solutions

Reproduction in Lower and Higher Animals

Every solved example, exercise, and miscellaneous question, in the order the textbook teaches them. Plus every board question asked from this chapter. · 43 questions

Exercise

43 q

Q1. Multiple choice questions

Practice · 8

Multiple choice questions.
Ex Q1(1) $The number of nuclei present in a zygote is \dots\dots$
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Ex Q1(2) $Which of these is the male reproductive organ in human?$
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Ex Q1(3) $Attachment of embryo to the wall of the uterus is known as\dots\dots..$
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Ex Q1(4) $Rupturing of follicles and discharge of ova is known as ..............$
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Ex Q1(5) $In human female, the fertilized egg gets implanted in uterus ......................$
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Ex Q1(6) $Test tube baby technique is called.........$
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Ex Q1(7) $The given figure shows a human sperm. Various parts of it are labelled as A, B, C, and D .Which labelled part represents acrosome ?$
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Ex Q1(8) $Presence of beard in boys is a ............$
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Q2. Answer in one sentence

Practice · 8

Answer in one sentence.
Ex Q2(1) $What is the difference between a foetus and an embryo?$
Ex Q2(2) $Outline the path of sperm upto the urethra.$
Ex Q2(3) $Which glands contribute fluids to the semen?$
Ex Q2(4) $Name the endocrine glands involved in maintaining the sex characteristics of males.$
Ex Q2(5) $Where does fertilization and implantation occur?$
Ex Q2(6) $Enlist the external genital organs in female.$
Ex Q2(7) $Give two differences between blastula and gastrula.$
Ex Q2(8) $What is the difference between embryo and zygote?$

Q3. Fill in the blanks

Practice · 6

Fill in the blanks:
Ex Q3(1) $The primary sex organ in human male is \dots\dots\dots.$
Ex Q3(2) $The\dots\dots\dots. is also called the womb.$
Ex Q3(3) $Sperm fertilizes ovum in the \dots\dots\dots\dots.. of fallopian tube.$
Ex Q3(4) $The disc like structure which helps in the transfer of substances to and from the foetus’s body is called\dots\dots\dots\dots$
Ex Q3(5) $Gonorrhoea is caused by \dots\dots\dots\dots\dots bacteria.$
Ex Q3(6) $The hormone produced by the testis is \dots\dots\dots\dots\dots\dots..$

Q4. Short answer questions

Practice · 7

Short answer questions.
Ex Q4(1) $Write a note on budding in Hydra .$
Ex Q4(2) $Explain the different methods of reproduction occuring in sponges.$
Ex Q4(3) $Write a note on IVF$
Ex Q4(4) $Comment on any two mechanical contraceptive methods.$
Ex Q4(5) $Write a note on tubectomy$
Ex Q4(6) $Give the name of causal organism of syphilis and write on its symptoms.$
Ex Q4(7) $What is colostrum?$

Q5. Answer the following questions

Practice · 10

Answer the following questions.
Ex Q5(1) $Describe the phases of menstrual cycle and their hormonal control.$
Ex Q5(2) $Explain the steps of parturition.$
Ex Q5(3) $Explain the histological structure of testis.$
Ex Q5(4) $Describe the structure of blastula.$
Ex Q5(5) $Explain the histological structure of ovary in human.$
Ex Q5(6) $Describe the various methods of birth control to avoid pregnancy.$
Ex Q5(7) $What are the goals of RCH programme.$
Ex Q5(8) $Which hormones are involved in parturition?$
Ex Q5(9) $Which as the function of male accessory glands?$
Ex Q5(10) $What is capacitation? Give it’s importance.$

Q6. Long answer questions

Practice · 4

Long answer questions.
Ex Q6(1) $Explain the following parts of male reproductive system along with labelled diagram showing these parts- Testis, vasa deferentia, epididymis, seminal vesicle, proastate gland and penis.$
Ex Q6(2) $Describe female reproductive system of human.$
Ex Q6(3) $Describe the process of fertilization.$
Ex Q6(4) $Explain the process by which zygote divides and redivides to form the morula.$

What the board has asked from this chapter

Questions per paper · 5 papers · 2024 to 2026

June 2026

4 q

Q. 2(vii) $Name the milk secreted by mammary gland soon after parturition.$
Lactation
Q. 7 $Identify the labels-A, B, C and D in the given diagram.$
Gametogenesis
Q. 11 $Sketch and label the Graafian follicle showing theca externa, antrum and corona radiata.$
Sexual Reproduction in Animals
Q. 24 $Explain the phase of menstrual cycle which occurs after ovulation.$
Menstrual Cycle

February 2026

3 q

Q. 2(i) $Give the function of Leydig’s cells.$
Sexual Reproduction in Animals
Q. 23 $What is infertility? Describe in brief ZIFT and GIFT.$
Infertility
Q. 27 $With the help of labelled diagram describe the structure of human sperm.$
Gametogenesis

July 2025

3 q

Q. 2(vii) $Name the permanent birth control method in which the fallopian tube is tied and cut.$
Birth Control
Q. 16 $Identify A, B and C from the given diagram of Graafian follicle and mention their significance :$
Sexual Reproduction in Animals
Q. 28 $With the help of a neat labelled diagram, describe the structure of human sperm.$
Gametogenesis

July 2024

5 q

Q. 1(iv) $Spermatids get transformed into a functional spermatozoa by the process of ______ .$
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Gametogenesis
Q. 2(ii) $What are the cells of Rauber?$
Embryonic Development
Q. 4 $Distinguish between Asexual and Sexual reproduction with reference to : (a) Cell division (b) Genetic makeup$
Asexual Reproduction in Animals
Q. 10 $Give the function of Nebenkern and Zona pellucida.$
Gametogenesis
Q. 31 $With the help of a suitable diagram describe histology of testis.$
Sexual Reproduction in Animals

March 2024

4 q

Q. 1(iii) $In absence of fertilization, corpus luteum degenerates into _____.$
Tap an option to check your answer.
Menstrual Cycle
Q. 2(ii) $Expand the term ZIFT.$
Infertility
Q. 5 $Distinguish between human sperm and ovum.$
Gametogenesis
Q. 27 $Describe histological structure of Testis with well labelled diagram.$
Sexual Reproduction in Animals

Reproduction in Lower and Higher Animals

Exercise

Q1. Multiple choice questions

Q2. Answer in one sentence

Q3. Fill in the blanks

Q4. Short answer questions

Q5. Answer the following questions

Q6. Long answer questions

What the board has asked from this chapter

June 2026

February 2026

July 2025

July 2024

March 2024

The 10 board questions to practise first

Question 1

Question 2

Question 3

Question 4

Question 5

Question 6

Question 7

Question 8

Question 9

Question 10