Draw a labelled diagram of a sectional view of humen seminiferous tubule.
(b) Differentiate between gametogenesis in humen males and females on the basis of
(i) time of initation of the process.
(ii) Products formed at the end of the process.

Draw a labelled diagram of a sectional view of human seminiferous tubule. (b) Differentiate between gametogenesis in human males and females on the basis of (i) time of initiation of the process. (ii) Products formed at the end of the process.

Draw a labelled sectional view of seminiferous tubule of a human male.

(a) Draw a diagrammatic labelled sectional view of seminiferous tubule of a human. (b) Describe in sequence the process of spermatogenesis in human

a) Draw a labelled diagmmatic view of human male reproductive system. b) Differentiate between: i) Vas deferens and vasa efferentia ii) Spermatogenesis and spermeogenesis

(a) Draw a labelled diagram of sectional view of human ovary showing different stages of oogenesis. (b) Where is morula formed in humans? Explain the process of its development from the zygote.

(a) Draw a labelled diagram of the sectional view of microsporangium of an angiosperm. (b) Explain the development of male gametophyte in the microsporangium.

Draw a diagrammatic sectional view of a human seminiferous tubule, and label sertoli cells, primary spermatocyte, sperm-atogonium and spermatozoa init. b) Explain the hormonal regulation of the process of spermatogenesis in humans.

Draw a labelled diagram of the sectional view through a small part of seminiferous tubule of testis and label Sertoli cells, primary spermatocytes, spermatogonium and spermatozoa.

(a) Draw a diagrammatic sectional view of a seminiferous tubule (enlarged) of human male and label (i) Spermatogenium, (ii) Sertoli cell, (iii) Primary spermatocyte. Write the function of each labelled part. (b) Differentiate between spermatogenesis and spermiogenesis.

(a) Draw a sectional view of a seminiferous tubule of human. Label sertoli cell, spermatagonia and leydig cell on it and write their functions. (b) Explain the role of pituitary and sex hormones in the process of sapermatogenesis.