Curiosity is the foundation of learning, which is why Zigya follows a unique model of non-pedagogical approach to learning. Zigya's approach is designed to ensure that students remain curious to know more and build on self-reliance having timely answers to their questions.

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Write two major functions each of testis and ovary

Functions of testis are
(i) It produces the male gamete or spermatozoa by the process of spermatogenesis.
(ii) It produces the male hormone testosterone which helps in spermatogenesis and development of male characteristics.

Function of ovary are
(i) It produces the female gamete or the ovum by oogenesis.
(ii) It produces the female hormone estrogen and progesterone which help develop female characteristics.

(a) Human reproduce ______________(asexually/sexually)

(b) Humans are ____________ (oviparous, viviparous, ovoviviparous).

(c) Fertilisation is __________ in humans (external/internal).

(d) Male and female gametes are ___________ (diploid/haploid).

(e) Zygote is ____________ (diploid/haploid)

(f) The process of release of ovum from a mature follicle is called __________.

(g) Ovulation is induced by a hormone called __________.

(h) The fusion of male and female gametes is called __________.

(i) Fertilisation takes place in ___________.

(j) Zygote divides to form __________ which is implanted in uterus.

(k) The structure which provides vascular connection between foetus and uterus is called ___________.

Describe the structure of a seminiferous tubule.

Draw a labelled diagram of male reproductive system

Draw a labelled diagram of female reproductive system.

What is spermatogenesis? Briefly describe the process of spermatogenesis.

Draw a labelled diagram of a section through ovary.

What is oogenesis? Give a brief account of oogenesis.

In our society the women are often blamed for giving birth to daughter. Can you explain why this is not correct ?

What is menstrual cycle? Which hormones regulate menstrual cycle?

Draw a labelled diagram of a Graafian follicle?