The building blocks of lipids are

  • fats
  • oils
  • proteins
  • fatty acids

Which of the following is added to fruit juices and flavored drinks to prevent scurvy and elimination of rickets?

  • vitamin A
  • vitamin B
  • vitamin C
  • vitamin D

Which of the following is not true about polysaccharides?

  • they are amorphous solids
  • they are tasteless
  • they are insoluble in water
  • they are reducing in nature

Which of the following keeps the cornea moist?

  • vitamin A
  • vitamin B
  • vitamin C
  • vitamin D

What is the term used for the linkage which joins two amino acid units?

  • amino group
  • carboxyl group
  • peptide bond
  • dipeptide

Which of the following is required for the formation of blood?

  • vitamin A
  • vitamin B
  • vitamin C
  • vitamin D

Which of the following acts as a thermal insulator in mammals?

  • skin
  • fat
  • lipids
  • proteins

Which of the following is included in fat-soluble vitamins?

  • vitamin A and C
  • vitamin A, D, E, and K
  • vitamin B and C
  • vitamin A and B

Which of the following is not used in the fermentation of molasses and starch to produce ethanol?

  • diastase
  • invertase
  • Zymase
  • amylase

Lipid which is solid at room temperature is called

  • oil
  • protein
  • sugar
  • fat

Which of the following is monosaccharide?

  • sucrose
  • lactose
  • maltose
  • galactose

Vitamin C is necessary for

  • eyes and skin
  • energy production in cells
  • healing wounds and preventing colds
  • bones and teeth

The resulting molecule after joining two amino acid units is called a/an

  • amino group
  • carboxyl group
  • peptide bond
  • dipeptide

Proteins that catalyze specific biological reactions without which life would be impossible are called

  • gelatin
  • enzymes
  • amylase
  • lactase

The linkage which joins two amino acid units is called

  • peptide bond
  • covalent bond
  • ionic bond
  • hydrogen bond

Source of palmitic acid is

  • butter
  • palm oil
  • beef fat
  • olive oil

Cotton is an example of pure

  • cellulose
  • sucrose
  • starch
  • cloth

The amino acids which are no synthesized by the human body are called

  • essential amino acids
  • non essential amino acids
  • simple amino acids
  • complex amino acids

Nutrition is derived by cows, cattle, goats, deer, sheep, and termites from

  • cellulose
  • starch
  • monosaccharides
  • oligosaccharides

Which of the following are long-chain carboxylic acids?

  • fats
  • oils
  • proteins
  • fatty acids

Which of the following is not true about RNA?

  • it is synthesized by DNA
  • it has deoxyribose sugar
  • it has single strand
  • it is responsible for directing synthesis of new proteins

Monosaccharides (simple sugars) have

  • oxidizing nature
  • reducing nature
  • redox nature
  • neutralizing nature

Which of the following causes a feeling of pressure inside the head when taken in excess amount?

  • vitamin A
  • vitamin B
  • vitamin C
  • vitamin D

What happens if water-soluble vitamins are taken in excess?

  • they cause harm
  • they are readily excreted from the body
  • they cause no harm
  • they are not excreted from the body

The human body can synthesize only

  • 12 amino acids
  • 10 amino acids
  • 15 amino acids
  • 5 amino acids

Which of the following are glucose and fructose?

  • monosaccharides
  • oligosaccharides
  • polysaccharides
  • starch

When hydrogen is added to an alkene, the process is called

  • dehydration
  • Dehydrohalogenation
  • hydrogenation
  • hydrochlorination

Considering the structure of DNA, each strand is made up of

  • deoxyribose sugar
  • phosphate unit
  • nitrogen base
  • all of above

Which of the following is necessary for proper bone and tooth growth?

  • vitamin A
  • vitamin B
  • vitamin C
  • vitamin D

Source of caproic acid is

  • butter
  • palm oil
  • beef fat
  • olive oil
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