Number of spermatozoa single primary spermatocyte ultimately produces in spermatogenesis is 

(a) Eight

(b) Four

(c) Two

(d) One

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In the vertebrates testes, for nourishment during spermiogenesis, the spermatids get attached to

(1) Interstitial cells

(2) Sperm-mother cells

(3) Spermatocytes

(4) Sertoli cells

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In man the vas deferencs emerges from

(1) Cauda epididymis

(2) Caput epididymis

(3) Corpora cavernosa

(4) Glomus major

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Follicular atresia is

(1) Formation of corpus luteum

(2) Degeneration of folliciles 

(3) Formation of Graffian follicle

(4) Increase in number of follicles

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The menstrual cycle begins with the casting off of

(1) Placenta

(2) Blood

(3) Endometrial lining along with blood vessels

(4) All the three

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Graafian follicle of ovary secretes which hormone

1. Cortisone

2. Relaxin

3. Progesterone

4. None of these

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Human milk differs from cow's milk in that it contains a

(1) Higher percentage of fat

(2) Higher percentage of carbohydrate

(3) Lower percentage of protein

(4) (2) and (3)

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The substrate used for sperm metabolism is produced by the

1. prostate

2. seminal vesicle

3. Cowper's gland

4. testes

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Which of the following hormones acts on the Sertoli cells to stimulate secretion of some factors which help in the process of spermiogenesis?

1. FSH

2. LH

3. Testosterone

4. GnRH

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The developing oocyte divides and releases the first polar body in :

1. Primary follicle

2. Secondary follicle

3. Tertiary follicle

4. Graffian follicle

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