1. Write True or False for the following:

Goiter is caused by the. deficiency of magnesium.

Prothrombin in blood is responsible for its clotting.

Animal foods especially liver is a rich source of cobalt.

Fruits and dry fruits are good source of potassium.

Cyanocobalamin is the chemical name for vitamin B6.

Tomatoes are good source of betalain.

Vitamin B12 promote the maturation of red blood cells.

Annatto is a synthetic food colour.

Beriberi is the disease caused by the deficiency of riboflavin.

Sodium helps in the regulation of heartbeat.

2. Attempt any five. Fill in the blanks in the following:

Vinegar from apples is known as while the same from molasses is called vinegar.

The distilled Feni containing 60% alcohol is called while distilled wine is called

Artificially carbonated cider is known while wine flavoured with herbs is called

Alcoholic fermented grape juice is called while Palm tree sap is known as

Wine from honey is called while wine from fermented molasses is known as

Wine of Pear is called fortified wine is known as

The R.M. value of fat is the measure of water soluble Fatty acids while value is the measure of rancidity.

Hydrogenation of oil is carried out by mixing it with in the presence of a

For checking the purity of fat or oil by physical properties measurement of index is better than measurement of point.

Agar is obtained from extract while gum arabic is the plant

3. Take the odd one out from the following:

Tetrazine, erythrosine, curcumin

Malic acid, tartaric acid, Lactic acid

Lecithin, tocopherol, propylgallate

Nisin, niasin, natamycin

Vinegar, benzoic acid, sulphurdioxide

Calcium chloride, aluminium sulphate, tricalcium phosphate.

Sorbitol, xylitol, cyclamate

Calcium, magnesium, manganese

Pellagra, goiter, scurvy

Ascorbic acid, biotin, riboflavin


4. Match the words given in column with appropriate statement in column -A.

Column-A Column-B

Produces pollen grains Biochemical reactions

It bears the seed Flavonoids

The petals are collectively known as Gamete

A fruit develop from it Hormones

Male or Female sex cells Stamens

These are the growth regulator Pistil

This is involved in the translocation of carbohydrates from leaves to other parts Corolla

These are phytochemicals Phloem

These have to be assessed by chemical analysis Ovary

Sensory quality are caused by these Hidden attributes

5. Write short notes on any five of the following:

Societal role of food chemistry

Physiology of ripening

Transpiration

Polysacchrides

Essential amino acids

Uses of ethylene

Physiological disorders of fruits


6. Define the following:

Chilling injury

Climacteric fruits

Hypoboric storage

Respiratory quotient

Senescence

Antioxidant

Rancidity

Maillard browning

Chlorine demand of water

Denaturation of proteins


Define water activity. What role it plays in spoilage of food?

Explain the mode of action of ethylene.

Discuss general methods of Fermentations.

Discuss the nutritional value of Fermented Foods.