Question : Which Amino acid is necessary for our Brain's chemical messengers, including Melatonin, Dopamine, Noradrenaline, and Thyroxine?

Option 1: Leucine

Option 2: Phenylalanine

Option 3: Tryptophan

Option 4: Valine

Question : People with Down's syndrome are invariably affected by:

Option 1: Huntington's disease

Option 2: Alzheimer's disease

Option 3: Meningitis

Option 4: Brain haemorrhage

Question : Fish is a first-class protein as it contains:

Option 1: essential amino-acids

Option 2: non-essential amino acids

Option 3: all essential fatty acids

Option 4: no amino acid

Question : Hydrochloric acid is also known as

Option 1: Gallic acid

Option 2: Picric acid

Option 3: Muriatic acid

Option 4: Chloric acid

Question : The ratio of Ram's salary to Shyam's salary is 3 : 4. The ratio of Shyam's salary to Ghanshyam's salary is 5 : 6. What will be the ratio of Ram's salary to Ghanshyam's salary?

Option 1: 3 : 5

Option 2: 5 : 8

Option 3: 4 : 5

Option 4: 3 : 8

Question : The law of demand is based on:

Option 1: Manufacturer's preference

Option 2: Seller's preference

Option 3: Supplier's preference

Option 4: Consumer's preference