Question # 1

Flame cells are poart of excretory sytstem of

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Hydra

Cockroach

Planaria

Earth worm

Abdomen has a peritoneal cavity lined by a thin epithelium called

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Pericardium

Peritoneum

Scrotal sac

Pleura

Glomerular filtrate are reabsorbed in.

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Promimal tubule

Loop of Henle

Distal tubule

Bowman's capsule

Mammalian kidney including human is adapted to conserve water upto.

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69.5%

79.5%

89.5%

99.5%

The excretory product that requires maximum water for its removal is.

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Ammonia

Creatinine

Urea

Uric acid

In human beings, the homeostatic thermostat is present in a part of the brain called as.

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Thalamus

Hypothalamus

Hipocampus

Amygdala

End product of hemoglobin breakdown is.

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Uric acid

Urea

Bilirubin

Ammonia

The incidence of uric acid kidney stones is.

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10%

15%

20%

70%

Excretory structure present in cockroach are.

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Contractile vacuole

Malpighian tubules

Nephridia

Flame cells

The removal of sebum on the skin is for

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Nutrition

Excretion

Protection

Thermoregulation

The wall of trachea(windpipe) and bronchi of man is fernished with a series of incomplete:

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Cartilagenous plates

Chitinous rings

Cartilaginous rings

Muscular rings

Mammalian kidney including human is adapted to conserve water by over

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20.5%

50%

99.5%

70%

In juxtamedullary nephrons additional capillaries extend down to form at.

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Vasa deferontia

Vasa efferetia

Vasa recta

Vasa hecta

None surgical removal of kidney stone is called.

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Dialysis

lithotripsy

Uremia

Kidney transplant

The primary structure for eliminating waste products in man are

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Liver

Kidneys

Stomach

Both a & b

The fishes which drink large amount of sea water and excrete concentrated urine are.

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Cartilaginous fishes

Bony fishes

Lung fishes

Jawless fishes

Which one of the following is an endotherm

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Humming Bird

Birds

Bat

Reptiles

the active uptake of sodium in the loop of Henle is provided by the actioon of hormone

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Cortisone

Testosterone

Aldosterone

Progesterone

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