Tag: nutrition and its need

Questions Related to nutrition and its need

Essential oils are those which are

  1. Used in soap manufacture

  2. Used in perfumes

  3. Essential for plant producing them

  4. Essential for human kind


Correct Option: B
Explanation:

Essential oils are aromatic and so they get evaporated when they are in contact with air. So, the essential oils are used in the preparation of perfumes, flavoring, and medicine.

So the correct option is B.

Indigestible plant matter that dissolves in water is called

  1. Pectin

  2. Gum

  3. Hemicellulose

  4. Soluble fibre


Correct Option: D
Explanation:

  • The fibre in diet contains substances like cellulose, lignin and pectin and cannot be digested by the action of digestive enzymes.
  • Fibres in food can be classified into two types-
1) Soluble fibres- dissolves easily in water and gets broken down into a gel-like substance in the colon.
2) Insoluble fibre- does not dissolve in water, they are resistant to digestive enzymes and remain intact as the food moves through the gastrointestinal tract.
So, the correct answer is 'Soluble fibre'.

Assertion : Biologically, woman is superior to man.

Reason : A woman provides nutrition to developing foetus during gestation and also nourishes the baby on her milk after its birth.



  1. If both the assertion and the reason are true and the reason is a correct explanation of the assertion

  2. If both the assertion and the reason are true but the reason is not a correct explanation of the assertion

  3. If the assertion is true but the reason is false

  4. If both the assertion and the reason are false

  5. If the assertion is false but reason is true


Correct Option: A
Explanation:

Woman plays an important role in the continuity of the family and human race. She provides nutrition to the foetus in her womb for about nine months (280 days) through placenta. Even after birth, she nourishes the infant on `her milk. Hence, biologically woman is superior to man.

Rice bran is used to obtain

  1. Oil

  2. Protein

  3. Starch

  4. None of the above


Correct Option: A
Explanation:

Rice bran oil is the oil that is extracted from the hard outer brown layer of rice called the chaff or rice husk.

So the correct option is A.

Sunflower is principally cultivated for its

  1. Starch

  2. Protein

  3. Alkaloid

  4. Oil seed crop


Correct Option: D
Explanation:

Sunflower plant is mainly cultivated for the extraction of sunflower oil which is widely used in cooking and other stuffs. So, the need of its oil seed crop is the principle reason for its cultivation.

So the correct option is D

Seeds of Arachis hypogea are rich in

  1. Protein and nicotinic acid

  2. Fats and lecithin

  3. Vitamin B1, B2, B6 roman and E

  4. All the above


Correct Option: D
Explanation:

Groundnut seeds are rich in fats, protein, vitamin, B1, B2, B6, E and nicotinic acid (vitamin B3) and lecithin.

So the correct option is D.

An important oil yielding plant is

  1. Carthamus tinctorious

  2. Cicer arietinum

  3. Lens esculantum

  4. Eleusine coracana


Correct Option: A
Explanation:

Carthamus tinctorious (saffllower) is an important plant that is commercially produced for the extraction of vegetable oil. 

The other plants are not used to produce oil.
So the correct option is A.

The oil obtained from the cotyledons of Arachis hypogea is

  1. An essential oil

  2. A drying oil

  3. A non-essential non-drying oil

  4. An essential drying oil


Correct Option: C
Explanation:
non-drying oil is the one which does not harden when exposed to air whereas drying oil hardens through polymerization. The non-drying oils include almond oil, coconut oil, groundnut oil etc and the drying oils include poppy seed oil, walnut oil, linseed oil, etc.
Essential oil evaporate in contact with air and have a pleasant fragrance e.g., rose, sandal, clove, eucalyptus etc. So, groundnut oil is not as essential oil.
So the correct option is C.

Which of the following is not an essential oil

  1. Clove oil

  2. Eucalyptus oil

  3. Sandal wood oil

  4. Ground nut oil


Correct Option: D
Explanation:

Essential oil evaporate in contact with air and have a pleasant fragrance e.g., rose, sandal, clove, eucalyptus etc. Groundnut oil is a non drying oil and so it is not an essential oil.

So the correct option is D.

The major source of sugar in India is

  1. Solanum nigrum

  2. Helianthus tuberosus

  3. Saccharum officinarum

  4. None of the above


Correct Option: C
Explanation:

Sugarcane is the major source of sugar production in India. The botanical name of sugarcane is Saccharum officinarum.

So the correct option is C.