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

The most complex strueture a single polypetide can assume is

Question # 2

Increased concentration of enzyme alkaline phosphatase is a sign of

Question # 3

Abumins and globulins are defined as

Question # 4

In proteins, the alpha-helix and Beta-pleated sheet are examples of

Question # 5

The specifie substance (metabolite) that fits on the enzyme surface and is converted to products is called

Question # 6

The protein component of enzyme ls called

Question # 7

Proteins have linkage between amino acids

Question # 8

Prosthetic groups are

Question # 9

Proteins loose their ability to work

Question # 10

Fe+2 is the co-factor for

Question # 11

Alpha helix and beta pleated sheath are secondary structures of protein which are maintained by

Question # 12

Simplest Structure of a protein that has only covalent bonding between amino acids is

Question # 13

Enzymes have been classified on the basis of

Question # 14

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

Question # 15

The type of isomerism shown by alkyl halides is

Question # 16

Amino acids react together to form the primary structure of proteins which is accompanied by

Question # 17

The proteins which give an amino acid and non-protein group on hydrolysis are known as

Question # 18

UV rays inactivate enzymes because they

Question # 19

Enzymes are

Question # 20

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

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Prepare Complete Set Wise MDCAT Chemistry Chapter 18 Carboxylic Acids Online Test MCQs Online With Answers


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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
The enzymes that catalyse the addition or removal of ammonia are:
A. Lyases
B. Ligases
C. Transferases
D. Kinses
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 most complex strueture a single polypetide can assume is
A. 1° structure
B. 2°structure
C. 3° structure
D. 4° structure
4 L-asparginase is helpful in treatment of
A. skin disease
B. blood cancer
C. heart failure
D. obstructive jaundice
5 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
6 Which of the following is not a category of proteins based upon their function?
A. genetic
B. Regulatory
C. nucleo
D. structural
7 An example of simple protein is
A. lipoprotein
B. Cholesterol
C. lecithin
D. globulin
8 Which of the following is not a property of enzymes?
A. extraordinary speciffcity
B. reversibility of reactions
C. high efficiency
D. minimum activity at optimum T
9 The specifie substance (metabolite) that fits on the enzyme surface and is converted to products is called
A. Co-factor
B. Isoenzyme
C. Prosthetic group
D. Substrate
10 All are examples of different classes of enzymes except
A. Hydrolases
B. Isomerases
C. Oxido-reductases
D. Mutases

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