D. carbon check your learning

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Carbon and Functional Groups

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The Chemical Foundation of Life

Why is carbon important for the formation of biomolecules?

A) Carbon can form covalent bonds with four different atoms.

B) Carbon's protons bond with hydrogen and oxygen very easily.

C) Carbon can fill its outer electron shells before it can fill its inner ones.

D) Carbon's nucleus is highly reactive causing it to change easily into different macromolecule.

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Why is carbon important for the formation of biomolecules?

A) Carbon can form covalent bonds with four different atoms.

B) Carbon's protons bond with hydrogen and oxygen very easily.

C) Carbon can fill its outer electron shells before it can fill its inner ones.

D) Carbon's nucleus is highly reactive causing it to change easily into different macromolecule.

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Carbon is present in the atmosphere as ________.

A) carbonate ion

B) carbon dioxide

C) carbon dust

D) carbon monoxide

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Carbon is (mainly) present in the atmosphere as ________.

A) carbonate ion

B) carbon dioxide

C) carbon dust

D) carbon monoxide


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How is carbon important to animals?

A) Animals convert food into carbon through the process of cellular respiration.

B) Animals breathe in carbon and give off oxygen.

C) Animals can store energy as pure carbon to use when needed.

D) Animals break down carbon based molecules, such as glucose, to obtain chemical energy.

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How is carbon important to animals?

A) Animals convert food into carbon through the process of cellular respiration.

B) Animals breathe in carbon and give off oxygen.

C) Animals can store energy as pure carbon to use when needed.

D) Animals break down carbon based molecules, such as glucose, to obtain chemical energy.


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Which of these hydrocarbons is found in the biological molecules called steroids?

A) hydrocarbon chains

B) alphatic hydrocarbons

C) tetrahedral hydrocarbons

D) hydrocarbon rings



Which of these hydrocarbons is found in the biological molecules called steroids?

A) hydrocarbon chains

B) alphatic hydrocarbons

C) tetrahedral hydrocarbons

D) hydrocarbon rings






Which of these represents a pair of isomers?

A) lard and starch

B) methane and butane

C) butene and isobutene

D) peanut oil and safflower oil



Which of these represents a pair of isomers?

A) lard and starch

B) methane and butane

C) butene and isobutene

D) peanut oil and safflower oil






Which of the following represents an example of an enantiomer?

A) Saturated and unsaturated fats

B) Glucose and fructose

C) Fatty acids and amino acids

D) D and L forms of amino acids



Which of the following represents an example of an enantiomer?

A) Saturated and unsaturated fats

B) Glucose and fructose

C) Fatty acids and amino acids

D) D and L forms of amino acids






What is the relationship between macromolecules and functional groups?

A) Functional groups can change the type of macromolecule from one to another

B) Functional groups make all macromolecules hydrophobic

C) Functional groups gives the macromolecule the specific chemical properties that enable the function of the macromolecule.

D) All functional groups work with all types of macromolecules



What is the relationship between macromolecules and functional groups?

A) Functional groups can change the type of macromolecule from one to another

B) Functional groups make all macromolecules hydrophobic

C) Functional groups gives the macromolecule the specific chemical properties that enable the function of the macromolecule.

D) All functional groups work with all types of macromolecules






Which functional group below is an hydroxyl group?

A. B.

C. D.



Which functional group below is an hydroxyl group?

A. B.

C. D.



Which functional groups below act as an acid because of their tendency to give up protons (H+)?

A. B.

C. D.



Which functional groups below act as an acid because of their tendency to give up protons (H+)?

A. B.

C. D.

Which functional groups below are found in all amino acids (the building blocks of proteins)?



A. B.

C. D.



Which functional groups below are found in all amino acids (the building blocks of proteins)?

A. B.

C. D.



Which functional group below is an important component of ATP?

A. B.

C. D.



Which functional group below is an important component of ATP?

A. B.

C. D.

Education

D. carbon check your learning