Biology MCQs

Page No. 90

Peptide bond is_____________?


aC-N link

✓


bC- O lind

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cN-H link

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dC-H link

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View Answer C-N link

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


aAcetic acid

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bButyric acid

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cPalmitic acid

✓


dAll have same

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View Answer Palmitic acid

Which of the following statement is incorrect5 for fats containing unsaturated fatty acid_____________?


aThey contain double bond

✖


bThey are usually solid at room temperature

✓


cThey are lighter than water

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dTheir specific gravity is less than 1

✖



Pick the odd one out


aPsilophyton

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bRhynia

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cCooksonia

✖


dPsilotum

✓


View Answer Psilotum

Fatty acids containing 18 C atoms and a single double bond is____________?


aSaturated Fatty acid

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bUnsaturated fatty acid

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cOleic Acid

✓


dPlamitic acid

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View Answer Oleic Acid

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


aC-C bonds

✖


bC-H bonds

✓


cC-N bonds

✖


dC-O bonds

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View Answer C-H bonds

One celled green ptotists are included in___________?


aMonera

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bAlgae

✓


cSlime molds

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dPlants

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View Answer Algae

Lipids are soluble in which of the following_______________?


aWater

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bEther

✓


cAll solvents

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dNot in any of the above

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View Answer Ether

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


aMonosaccharide

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bFatty acid

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cNeutral lipid

✓


dNucleic acid

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View Answer Neutral lipid

__________ is example of pure form of cellulose?


aSilk

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bWool

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cCotton

✓


dPaper

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View Answer Cotton

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