MDCAT Biology MCQs with Answers – All 16 Units – Page 51

Question 1001 Biological Molecules

A bond formed by linkage between -OH of carboxyl group of one amino acid and H of amino group of another amino acid which releases water is called

Correct answer C. Peptide bond

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Question 1002 Biological Molecules

In Glycin an amino acid R group is replaced by

Correct answer A. H

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Question 1003 MDCAT Biology

Total number of amino acids discovered so far in cells and tissues are

Correct answer D. 170

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Question 1004 Biological Molecules

The element in basic structure of proteins which differentiate them from carbohydrates is

The answer for this question has not been confirmed yet. Share what you think in the discussion.

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Question 1005 Biological Molecules

Proteins are polymers of

Correct answer C. Amino acids

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Question 1006 MDCAT Biology

Chemical component/s less in eukaryotic cell as compared to prokaryotic cell is / are

(i) lipids (ii) carbodydrates (iii) proteins (iv) DNAA.i & ii B.iii & iv C.i ii iii & iv D.iv only “ Answer = Option D

Peptide bond is:

Correct answer A. C-N link

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Question 1008 Biological Molecules

Animals obtain carbohydrates mainly from

Correct answer B. Starch

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Question 1009 Biological Molecules

Which of the following statement is incorrect for fats containing unsaturated fatty acid?

Correct answer B. They are usually solid at room temperature

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Question 1010 Biological Molecules

Which one the following fatty acid is more soluble in an organic solvent and has higher melting point?

Correct answer C. Palmitic acid

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Question 1011 Biological Molecules

Fatty acids containing 18 C atoms and a single double bond is

Correct answer C. Oleic Acid

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Question 1012 Biological Molecules

A compound produced as a result of a chemical reaction of an alcohol with an acid in which water molecule is released is called:

Correct answer C. Neutral lipid

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Question 1013 Biological Molecules

Lipid molecules can store double amount of energy as compared to same amount of carbohydrate because of high number of

Correct answer B. C-H bonds

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Question 1014 Biological Molecules

Lipids are soluble in which of the following:

Correct answer B. Ether

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Question 1015 Biological Molecules

Which of the following polysaccharide is called animal starch?

Correct answer B. Glycogen

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Question 1016 Biological Molecules

Which one gives blue colour with iodine?

Correct answer A. Starch

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Question 1017 Biological Molecules

The covalent bond between two monosaccharide subunits is called:

Correct answer C. Glycosidic Bond

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Question 1018 Biological Molecules

Which one is soluble in hot water?

Correct answer C. Amylose

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Question 1019 Biological Molecules

Which one is abundant in animals?

Correct answer B. Glycogen

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Question 1020 Biological Molecules

% of Glucose normally present in our blood is

Correct answer B. 0.08%

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