Question # 1

Pick a non-reducing sugar

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Lactose

Sucrose

Glucose

Fructose

All carbon atoms in a monosaccharide ____ have hydroxyl group

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Except one

Except Two

Without Exception

Except last

Which of the following bond is not present in tertiary structure of proteins

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Peptide

Hydrogen

Ionic

Ester

Lipids store double amount of energy as compared to same amount of carbohydrates, because of

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Higher proportion of C-H bonds

Higher proportion of C-N bonds

Higher proportion of C-O bonds

Lower proportion of C-O-P bonds

Glyosidic bond is formed by the

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Removal of Oxygen

Addition of Water

Addition of Oxygen

Removal of Water

Which of the following sugar is abundant in muscle fibres

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Myoglobin

Starch

Glycogen

Oxygen

The amount of DNA in _____ is one half to that of_____:

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Somatic cells, Germ cells

Osteocytes, Somatic cells

Germ cells, Somatic cells

Somatic cells, Gametocytes

___ gives blue color with iodine

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Glycogen

Dextrin

Cellulose

Starches

Pick the odd one

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Cellulose

Galactose

Agar

Pectin

Nucleotide is to ___ as amino acid is to ___

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Nucleic acids, Lipids

Nucleic acids, Proteins

Proteins, Lipids

Lipids, proteins

Which of the following is not a homopolysccharide?

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Starch

Chitin

Pectin

Glycogen

F. Sanger was the first scientist who determined the ___ structure of a protein molecule

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Primary

Secondary

Tertiary

Quaternary

Which of the following does not contain peptide bond

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Hemoglobin

Myoglobin

Insulin

Cutin

The compound formed by the combination of a base and a pentose sugar is called:

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Nucleoside

Nucleic acid

Nucleotide

Nuclein

The Organic biomolecule which is widespread in bacterial animal and plant cells is

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Wax

Glucose

Acyl glycerol

Phospholipids

In a DNA duplex , what will be distance in between two consecutive base pairs:

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3.4 Angstrom

34 Angstrom

0.34 Angstrom

340 Angstrom

Pick up the wrong statement from the following

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Oils are lighter than water

Animal fats are solid at room temperature

Specific gravity of fats is higher than water

Fats containing saturated fatty acids are solid

Both Glycoprotein and glycolipids are components of

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Plant Cell walls

Algal Cell Walls

Fungal Cell Wall

Biological Membranes

In deoxyribose, oxygen is removed from carbon number

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1

2

3

4

Which of the following is correct option

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Nucleoside does not contain phosphate

Nucleotide has three sub-units

Ester bond is present in acylglycerols

All

Which of the following sugar does not form a ring structure in a solution

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Glyceraldehyde

Ribose

Glucose

Fructose

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MDCAT Biology Chapter 3 Biological Molecules Online Test MCQs With Answers

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