Which of the following is a minerelocorticoid?

• Testosterone

• Progesterone

• Adrenalin

• Aldosterone

The part of the brain where the centre for hunger and thirst is located is

• cerebrum

• hypothalamus

• cerebellum

• medulla oblongata

The reflex arc, which is made of two neurons is known as

• monosynaptic reflex arc

• disynaptic reflex arc

• polysynaptic reflex arc

• asynaptic reflex arc

The lactase hydrolyses lactose into

• glucose

• glucose and galactose

• fructose

• glucose and fructose

In 24 hours, total glomerular filtrate formed in human kidney is

• 1.7 litres

• 7 litres

• 17 litres

• 170 litres

When the oxygen supply to the tissue in inadequate, the condition is

• dyspnea

• hypoxia

• asphyxia

• apnea

17.

Which one of the following is not a second messenger in hormone action?

• Calcium

• Sodium

• cAMP

• cGMP

What is a genophore?

• DNA in prokaryotes

• DNA and RNA in prokaryotes

• DNA and protein in prokaryotes

• RNA in prokaryotes

Example of a typical homopolysaccharide is

• lignin

• suberin

• inulin

• starch

Who wrote the famous book 'Origin of Species'?

• Lamarck

• Darwin

• de Vries

• Mendel