Tag: nutritional requirements of the body

Questions Related to nutritional requirements of the body

A genus of ornamental plants which is being cultivated for extracting an important edible oil from its Cypsela fruits is

biology health and hygiene - food for living energy from different food components nutritional requirements of the body need for nutrients

  1. Helianthus

  2. Brassica

  3. Sesamum

  4. Cocos

Show answer
Correct Option: A
Explanation:

Sunflower/Helianthus annus is the ornamental plant that is cultivated commercially for the extraction of sunflower oil. The oil is extracted from its cypsela fruits.

So the correct option is A.

Ground nut oil is a

biology health and hygiene - food for living energy from different food components nutritional requirements of the body need for nutrients

  1. Non-drying oil

  2. Essential oil

  3. Drying oil

  4. None of the above

Show answer
Correct Option: A
Explanation:

A 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.
So the correct option is A.

Low calories and low cholesterol is found in

biology health and hygiene - food for living energy from different food components nutritional requirements of the body need for nutrients

  1. Soybean oil

  2. Groundnut oil

  3. Sheesham oil

  4. Sunflower oil

Show answer
Correct Option: D
Explanation:

Sunflower (Helianthus annuus) oil is the only oil that has low calories and low cholesterol and so it is best for heart patients.

So the correct option is D.

Sesamum indicum, from which sesame oil is obtained, belongs to the family

biology health and hygiene - food for living energy from different food components nutritional requirements of the body need for nutrients

  1. Meliaceae

  2. Euphorbiaceae

  3. Cruciferae

  4. Pedaliaceae

Show answer
Correct Option: D
Explanation:

Sesamum indicum (i.e sesame) is a herbaceous annual plant of the Pedaliaceae family.

So the correct option is D.

The fleshy mesomorph of a plant is the source of palm oil which is now in common use as an edible oil. This plant is known by the botanical name

biology health and hygiene - food for living energy from different food components nutritional requirements of the body need for nutrients

  1. Metroxylon rumphii

  2. Elaeis guineensis

  3. Phoenix sylvestris

  4. Calamus rotung

Show answer
Correct Option: B
Explanation:

Palm oil is derived from the mesocarp of the fruit named Elaeis guineensis which is an African oil palm.

So the correct option is B.

Castor oil is obtained from

biology health and hygiene - food for living energy from different food components nutritional requirements of the body need for nutrients

  1. Ricinus communis

  2. Brassica campestris

  3. Azadirachta indica

  4. Sesamum indicum

Show answer
Correct Option: A
Explanation:

Castor oil is obtained from the seeds of the "Ricinus communis" plant. 

So the correct option is A.

In a digestion tank, produced gases has a high

biology health and hygiene - food for living energy from different food components nutritional requirements of the body need for nutrients

  1. Calorific value

  2. density

  3. Gas Value

  4. Digestion Value

Show answer
Correct Option: A

Energy value per gram of alcohol is

biology health and hygiene - food for living energy from different food components nutritional requirements of the body need for nutrients

  1. $4\ kcal$

  2. $4.3\ kcal$

  3. $9.3\ kcal$

  4. $7.1\ kcal$

Show answer
Correct Option: D
Explanation:

Just like any food or drink, alcoholic drinks contain energy or calories. There are 7 calories per gram of alcohol (29kJ). A 'standard' alcoholic drink or 'unit' contains 8 grams of alcohol, which is equal to 56 calories from the alcohol alone. 

So, the correct answer is '7.1 kcal'.

Which is useful in human beings?

biology health and hygiene - food for living energy from different food components nutritional requirements of the body need for nutrients

  1. Cholesterol

  2. Animal fat

  3. High density lipoprotein cholesterol

  4. Low density lipoprotein cholesterol

Show answer
Correct Option: C
Explanation:

Molecules called lipoproteins to carry cholesterol in the blood. Two important kinds of lipoproteins are low-density lipoprotein (LDL) and high-density lipoprotein (HDL). LDL cholesterol is often referred to as "bad cholesterol" because too much is unhealthy. HDL is often referred to as “good cholesterol” because it is protective.

So, the correct answer is 'High-density lipoprotein cholesterol'.