One of the following is haploid cell
1. Primordial germ cell
2. Oogonium
3. Primary oocyte
4. Secondary oocyte

The figure given below illustrates the changes taking place during the human menstruation cycle

In each of the boxes shown in the figure write the name of the hormone, or hormones controlling the stage in the human menstrual cycle.

Which of the following event does not occur after
implantation?
(a) Appearance of germinal layers
(b) Formation of chorionic villi
(c) Secretion of HCG
(d) Formation of trophoblast and inner cell mass

1. a, d 

2. c,d,

3. d only 

4. c and d

The secretory phase in the human menstrual cycle is also called
1. Luteal phase and lasts for about 13 days.
2. Follicular phase and lasts for about 13 days.
3. Luteal phase and lasts for about 6 days.
4. Follicular phase and lasting for about 6 days.

Which of the following hormones is not a secretion product of human placenta?
1. Prolactin
2. Oestrogen
3. Progesterone
4. Human chorionic gonadotropin

An oocyte is released from the ovary under the influence of LH
1. After completing meiosis and before polar body are released
2. After completing meiosis I and before release of polar body
3. After completing meiosis
4. After completing meiosis I and after release of polar body

Which of the following depicts the correct pathway of transport of sperms?

No new follicles develop in the luteal phase of the menstrual cycle because :

Which of the following statement is incorrect about menstrual cycle?
1. LH Surge causes ovulation at the mid of the menstrual cycle
2. Corpus luteum is formed by graafian follicle on the next day of ovulation under the influence of progesterone
3. Abrupt fall in progesterone is the instant cause of menstruation
4. Corpus luteum remains active about 10-12 days in a normal menstruating female

Match the column and choose the correct answer.
Column-I                       Column-II
a. Hypothalamus          (i) Sperm lysin
b. Acrosome                (ii) Estrogen
c. Graffian follicle         (iii) Relaxin
d. Leydig cells             (iv) GnRH
e. Parturition               (v) Testosterone

1. a(iv), b(i), c(ii), d(iii), e(v)
2. a(ii), b(i), c(iv), d(iii), e(v)
3. a(ii), b(i), c(v), d(iv), e(iii)
4. a(iv), b(i), c(ii), d(v), e(iii)