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

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

Question # 2

L-asparginase is helpful in treatment of

Question # 3

Dehydrogenase is an erample of

Question # 4

An example of bydrolase is

Question # 5

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

Question # 6

Enzymes consist of

Question # 7

Phosphoprotein comes under the type of proteins

Question # 8

Which of the following is not a property of enzymes?

Question # 9

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

Question # 10

Third order of protein structure refers to

Question # 11

For a particular halogen, the reactivity of alkyl halides

Question # 12

Collagen is a fibrous protein present most abundantly in

Question # 13

Proteins loose their ability to work

Question # 14

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

Question # 15

The enzymes that catalyse the addition or removal of ammonia are:

Question # 16

Proteins have linkage between amino acids

Question # 17

Lactoglobulin is found in

Question # 18

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

Question # 19

The protein component of enzyme ls called

Question # 20

An element that is not an essential par of proteins is

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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 Prosthetic groups are
A. helical structures in protein
B. sulphur containing parts of protein
C. non-protein parts in compound proteins
D. sites for hydrogen bonding
2 The enzymes that bring about exchange of functional groups like phosphate are called
A. Ligases
B. Lyases
C. Isomerases
D. Transferases
3 The type of isomerism shown by alkyl halides is
A. geometric
B. functional
C. positional
D. metamerism
4 Enzymes consist of
A. proteins only
B. proteins and non-protein parts
C. fats only
D. futs and non-fatty components
5 The most abundant protein in the human body is
A. Collagen
B. Keratin
C. Myosin
D. Albumin
6 Dehydrogenase is an erample of
A. Transferase
B. Hydrolase
C. Lyase
D. Oxido-reductase
7 Abumins and globulins are defined as
A. Derived protein
B. Conjugated protein
C. Fibrous protein
D. Simple Protein
8 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
9 Denaturation of proteins is often characterised by
A. Loss of biological activity
B. Aiways being irreversible
C. Being ereater the lower the temperature
D. Changes in primary structure
10 Phosphoprotein comes under the type of proteins
A. Simple protein
B. Derived protein
C. Conjugated
D. Both A & B

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