MDCAT Chemistry Chapter 18 MCQ Test With Answer for (Carboxylic Acids)

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MCQ's Test For MDCAT Chemistry Chapter 18 Carboxylic Acids Online Test

Try The MCQ's Test For MDCAT Chemistry Chapter 18 Carboxylic Acids Online Test

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MDCAT Chemistry Chapter 18 Carboxylic Acids Online Test

00:00
Question # 1

An example of bydrolase is

Question # 2

Which of the following is not a category of proteins based upon their function?

Question # 3

Glucose is converted into ethanol by the enzyme present in the yeast

Question # 4

Which of the following bond is responsible for joining the amino acids in proteins?

Question # 5

Proteins loose their ability to work

Question # 6

The structure of protein helps protein to

Question # 7

Helical structure of proteins is stabilized by

Question # 8

Fe+2 is the co-factor for

Question # 9

An example of regulatory protein is

Question # 10

Lactoglobulin is found in

Question # 11

Based on the physico-chemical properties, proteins may be classified into the following types

Question # 12

The most complex strueture a single polypetide can assume is

Question # 13

An example of simple protein is

Question # 14

Enzymes are

Question # 15

The enzyme which is found in saliva, accelerates the conversion of starch into sugar is

Question # 16

Dehydrogenase is an example of

Question # 17

Phosphoprotein comes under the type of proteins

Question # 18

The most abundant protein in the human body is

Question # 19

Primar structure of proteins refers to

Question # 20

Abumins and globulins are defined as

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a) Describe the structure of aldehydes and ketones.

b) Discuss preparation of aldehydes and ketones by oxidation of alcohols.

c) Discuss the following reactions of aldehydes and ketones:

i) Common to both:

  • 2,4-DNPH to detect the presence of carbonyl group

  • HCN to show mechanism of nucleophilic addition reaction

  • Reduction with NaBH₄ or LiAlH₄

ii) Reactions in which aldehydes differ from ketones:

  • Oxidation with Tollen’s reagent

  • Oxidation with Fehling’s solution

iii) Reaction which shows presence of CH₃CO– group in aldehydes and ketones:

  • Triiodomethane test (Iodoform test) using alkaline aqueous iodine.

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MCAT Chemistry Chapter 18 Important MCQ's

Sr.# Question Answer
1 Primar structure of proteins refers to
A. Coling and folding in form of specilie structure
B. 3d structure
C. Number of amino acids in a chain
D. Alpha and Beta sheets
2 In proteins, the alpha-helix and Beta-pleated sheet are examples of
A. Primary Structure
B. Secondary Structure
C. Tertiary Structure
D. Quaternary Structure
3 The enzyme which is found in saliva, accelerates the conversion of starch into sugar is
A. Pepsin
B. Thrombin
C. Ptyalin
D. Fumarase
4 Glucose is converted into ethanol by the enzyme present in the yeast
A. Urease
B. Zymase
C. Invertase
D. Sucrase
5 The proteins which give an amino acid and non-protein group on hydrolysis are known as
A. Derived protein
B. Albumins
C. Conjugated simple protein
D. Conjugated protein
6 Proteins loose their ability to work
A. by slight heating
B. by change in structure
C. by slight cooling
D. when inside the body
7 Third order of protein structure refers to
A. Bending of protein chain
B. Three-dimensional structure of protein
C. Number and sequence of amino acids
D. Site of disulphide bonds
8 All are examples of different classes of enzymes except
A. Hydrolases
B. Isomerases
C. Oxido-reductases
D. Mutases
9 Helical structure of proteins is stabilized by
A. Peptide bond
B. Dipeptide bond
C. Van der Wall's forces
D. Hydrogen bonding
10 For a particular halogen, the reactivity of alkyl halides
A. remains same with C-increase
B. decreases with C-increase
C. increases with C-increase
D. decreases with C-decrease

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