Quiz # 13



#1 The slow growth of the human body is caused due to the deficiency of which of the following?

Option (b) is not correct. It is because the breaking apart of nucleus of an atom is called fission not fusion. Fission is a radioactive decay process in which the nucleus of an atom splits into smaller parts.

#2 Milk protein is digested by which of the following enzyme-

Rennin enzymes play an important role in helping young mammals to digest milk. Rennin enzymes are produced by the stomach cell.

#3 What is the average fat content of buffalo milk?

The average fat content in buffalo milk is 7.2%, while protein content in cow milk ranges from 4.2 to 4.5%. Apart from this it also contains, minerals and other essential nutritions

#4 White colour of milk is due to the presence of-

Casein is a phosphoprotein, which is found in milk, Phosphoprotein means any protein containing bound phosphate. The white colour of the milk is also due to the presence of casein. Some of the other proteins like lactoglobulin and lactalbumin are also found in milk. It is notable that milk is a complete diet, which contains approx. 3.3% protein.

#5 Alpha-keratin is a protein, present in:

Alphakeratin, or αkeratin, is a type of keratin found in vertebrates. This protein is the primary component in hairs, horns, mammalian claws, nails and the epidermis layer of the skin. αkeratin is a fibrous structural protein, meaning it is made up of amino acids that form a repeating secondary structure.

August 7, 2019

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