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11.

Wall of each ovary in frog is formed of:

A.	Theca externa	B.	Theca interna
C.	Both (a) & (b)	D.	None of these

12.

Vitelline membrane is present:

A.	Around each ovary	B.	Around the oogonia
C.	Around the mature oocyte	D.	Around none of these

13.

Kidney in the adult rabbit is formed by:

A.	Pronephros	B.	Mesonephros
C.	Metanephros	D.	Holonephros

14.

Concave part of each kidney in rabbit is called:

A.	Micropyle	B.	Pelvis
C.	Hilus	D.	None of these

15.

Number of uriniferous tubules in man is about:

A.	One thousand	B.	Ten thousand
C.	One lac	D.	Ten lac

16.

Renal columns of Bertini in mammalian kidney are associated with:

A.	Cortex	B.	Medulla
C.	Ureters	D.	None of these

17.

In a mammalian kidney the loop of Henle is situated in:

A.	Cortex of Kidney	B.	Medulla of kidney
C.	Pelvis of kidney	D.	Renal columns of Bertini

18.

Collecting tubules in a mammalian kidney open into a common duct which is called:

A.	Duct of Bellini	B.	Ureter
C.	Epididymis	D.	Urethra

19.

Ducts of Bellini in a mammalian kidney opens into:

A.	Cortex	B.	Medulla
C.	Pelvis	D.	None of these

20.

Urinary bladder in rabbit opens into:

A.	Cloaca	B.	Urethra
C.	Pelvis	D.	None of these