Subject: Bio - Chemistry

#81

Which of the following is a hydrocarbon?

A) Methane

B) Sodium chloride

C) Water

D) Carbon dioxide

Answer:   A

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#82

Which functional group is present in alcohols?

A) –OH

B) –COOH

C) –NH2

D) –CHO

Answer:   A

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#83

Which of the following is a saturated hydrocarbon?

A) Ethane

B) Ethene

C) Ethyne

D) Benzene

Answer:   A

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#84

Which of the following is an example of a protein?

A) Hemoglobin

B) Fructose

C) Starch

D) Cholesterol

Answer:   A

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#85

What is the general formula for alkanes?

A) CnH2n+2

B) CnH2n

C) CnH2n-2

D) CnHn

Answer:   A

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#86

Which compound contains a carboxylic acid group?

A) Acetic acid

B) Ethanol

C) Methane

D) Acetone

Answer:   A

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#87

Which of the following is a nucleic acid?

A) DNA

B) Protein

C) Glucose

D) Starch

Answer:   A

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#88

Which is a characteristic of organic compounds?

A) Contain carbon

B) High melting point

C) Ionic bonding

D) Lack of carbon

Answer:   A

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