Identify the hormones that are secreted in large amount prior to ovulation :

A. LH                     B. FSH

C. Estrogen            D. Progesterone

1. A only

2. A & B only 

3. A,B & C only

4. A,B,C & D

Which one of the following statements is incorrect about menstrual cycle ?

1. The first menstruation begins at puberty and is called menarche

2. Lack of menstruation may also occur due to some environmental factors like stress, poor health

3. Corpus luteum secretes large amounts of progesterone which is essential for maintenance of endometrium

4. In absence of fertilisation, corpus luteum degenerates in luteal phase and new follicles start developing immediately

A change in ovum after penetration of sperm is 

1. Formation of first polar body

2. Second meiosis starts

3. First meiosis

4. Formation of second polar body 

The functions of male sex accessory ducts and glands are maintained by:

What happens to the majority of the follicles during the phase from birth to puberty?

In the given diagram, identify A, B, C and D respectively:

The stem cells which have potency to give rise to all tissues and organs are formed from

1. Trophoblast

2. Umbilical cord

3. Inner cell mass

4. Placenta

Which of the following groups of hormones produced in women only during pregnancy ?

1. hCG, hPL, relaxin

2. Estrogen, progesterone, hCG

3. Cortisol, prolactin, thyroxine

4. Prolactin. progesterone, hCG

Select the correct sequence for the transport of sperm cells in the male reproductive system:

Extrusion of the second polar body from the egg nucleus occurs:

1. simultaneously with the first cleavage

2. after entry of sperm but before fertilization

3. after fertilization

4. before entry of sperm into the ovum