chapter excretory products and their elimination

 chapter :  excretory products and their elimination- questions and answers 

 

Qus 1. The retroperitoneal kidney is -

a) Kidney of fish

b) Kidney covered by peritoneum on ventral side 

c) Kidney covered by peritoneum on dorsal side

d) Kidney uncovered by peritoneum on ventral Side.

B

 

Qus 2. Nitrogenous waste products are eliminated mainly as -

a) Urea in tadpole & ammonia in adult frog

b) Ammonia in tadpole and urea in adult frog

c) Urea in both tadpole & adult frog.

d) Urea in tadpole and uric acid in adult frog.

B

 

Qus 3. Ammonia is the main nitrogenous excretory material in 

a) Amphibians

b) Aves

c) Tadpoles

d) Reptiles

C

 

Qus 4. The blood vessel taking  blood towards  bowman's capsule is

a) Afferent arteriole

b) Efferent arteriole

c) Renal vein

d) Renal portal vein

A

 

Qus 5. Ornithine cycle is related to

a) Respiration

b) Excretion

c) Digestion

d) Nutrition

B

 

Qus 6. Excretion is

a) Removal of substances required by body

b) Removal of useless substances and substances present in excess

c) Formation of substances having some role in body 

d) A and B both

B

 

Qus 7.In mammals the urinary bladder opens into

a) Uterus

b) Urethra

c) Vestibule

d) Ureter

B

 

Qus 8. In humans, the kidney is

a) Metanephric

b) Mesonephric

c) Pronephric

d) Opisthonephric

A

 

Qus 9. Urea is derived from

a) Fats

b) Carbohydrates

c) Amino acids

d) Uric acid

C

 

Qus 10. Animals which excrete large amount of ammonia are

a) Terrestrial

b) Egg laying

c) Amphibians

d) Aquatic

d

 

Qus 11. Ureotelic animals are those in which the main nitrogenous waste product is

a) Amino acids

b) Urea

c) Uric acid

d) Ammonia

B

 

Qus 12. A notch present on the medial side of kidney is known as

a) Ureter

b) Pelvis

c) Hilus

d) Pyramid

C

 

Qus 13. Choose the mismatched part of nephron with their function.

a) Bowman's capsule-Glomerular filtration

b) PCT-Reabsorption of Na" and K

c)  DCT-Reabsorption of glucose

d) Loop of Henle-Urine concentration

C

 

Qus 14. Diameter of the renal afferent vessel is 

a) Same as that of efferent

b) Smaller than that of efferent

c) Larger than that of efferent

d) There is no efferent vessel

C

 

Qus 15. Vasa recta are tubular capillaries around 

a) Posterior part of alimentary canal

b) PCT

c) Loop of Henle

d) DCT

C

 

Qus 16 . The two kidneys lie in man

a) At the level of ovaries

b) At the same level

c) Right kidney at a higher level than the left one

d) Left kidney at a higher level than the right one

d

 

Qus 17. Excretory product of mammals is

a) Glucose

b) Ammonia

c) Salts

d) Urea

d

 

Qus 18 . Malpighian corpuscles occur in

a) Medulla

b) Cortex

c) Pelvis

d) Pyramid

B

 

Qus 19. Brush border is characteristic of

a) Neck of nephron

b) Proximal convoluted tubule

c) Collecting tube

d)  All the above

C

 

Qus 20. In cockroach, the excretory product is

a) Ammonia

b) Uric acid

c) Urea

d) Both A and C

B

 

Qus 21. Ornithine cycle operates in 

a) Stomach

b) Pancreas

c) Liver

d) Oral cavity

C