(a) Draw a sectional view of human ovary. Label the following parts :
(i) Primary follicle.
(ii) Secondary oocyte.
(iii) Graafian follicle.
(iv) Corpus luteum.
(b) Name the hormones influencing follicular development of corpus luteum.

Draw a diagram of sectional view of human ovary and label (i) Primary follicle, (ii) Tertiary follicle, (iii) Graafian follicle and (iv) Corpus luteum.

Arrange the formation of the following cells in the ovary the sequential order : i) Ovum ii) Primary follicle iii) Primary oocytes iv) Graffian follicle

In overy we can find (i) primary follicle , (ii) Graafina follicle (iiii) blood vessel , (iv) corpus luteum

Draw a labelled diagram of a sectional view of human ovary showing various stages of follicles growing in it.

Meiosis I in female gametogenesis is completed in (a) Primary oocyte in Graafian follicle (b) Secondary oocyte in Graafian follicle (c) Primary oocyte in tertiary follicle (d) Secondary oocyte in secondary follicle

Draw the structure of the human ear and label the following parts: (i) tympanum, (ii) cochlea, (iii) pinna, (iv) malleus, (v) semi-circular canals, (vi) eustachian tube.

(a) Draw a diagrammatic sectional view of a mature anatropous ovule and label the following parts in it : (i) that develops into seed coat. (ii) that develops into an embryo after fertilization. (iii) that develops into an endosperm in an albuminous seed. (iv) through which the pollen tube gains entry into the embryo sac. (v) that attaches the ovule to the placenta. (b) Describe the characteristic features of wind pollinated flowers.

(a) Draw a diagrammatic sectional view of a mature anatropous ovule and label the following parts in it : (i) that develops into seed coat. (ii) that develops into an embryo after fertilization. (iii) that develops into an endosperm in an albuminous seed. (iv) through which the pollen tube gains entry into the embryo sac. (v) that attaches the ovule to the placenta. (b) Describe the characteristic features of wind pollinated flowers.

(a) Draw a diagram of the structure of a human ovum surrounded by corona radiata. Label the following parts : (i) Ovum, (ii) Plasma Membrane, (iii) Zona Pellucida (b) State the function of Zona Pellucida.

Assertion : In post natal life , oocyte development occurs in mature follicle Reason : After ovulation , Graafian follicle transforms in corpus luteum