Chemistry of Life

Which biomolecule is important source of energy for humans; glucose for human cells, tissues, and organs; provides fiber, sugar, and starches?

• Nucleic Acid

• Lipid

• Carbohydrate

• Protein

Tags

NGSS.MS-LS1-7

Which elements is water made up of?

• Carbon and Hydrogen

• Hydrogen and Oxygen

• Hydrogen only

• Oxygen only

Answer explanation

Water is made up of two HYDROGEN molecules and one OXYGEN molecule.

H2O

Tags

NGSS.MS-PS1-1

Macromolecule that provides the body with short-term energy. Example: Bread

• Protein

• Carbohydrate

• Nucleic Acid

• Lipid

Answer explanation

CARBOHYDRATES provide the body with short-term energy storage.

Bread, pasta, fruits, wheat, etc...

Tags

NGSS.MS-LS1-7

Macromolecule that provides the body with long-term storage of energy. Example: butter, oil.

• Carbohydrates

• Protein

• Nucleic Acid

• Lipids

Answer explanation

LIPIDS is another word for fats. Butter, olive oil, etc... are common examples of fats.

LIPIDS provide long-term storage of energy for the body.

Macromolecule that contains genetic material.

• Nucleic Acid

• Carbohydrate

• Lipid

• Protein

Answer explanation

Genetic material is stored in NUCLEIC ACIDS such as DNA and RNA.

Tags

NGSS.MS-LS3-1

Which elements is water made up of?

• Carbon and Hydrogen

• Hydrogen and Oxygen

• Hydrogen only

• Oxygen only

Answer explanation

Water is made up of two HYDROGEN molecules and one OXYGEN molecule.

H2O

Tags

NGSS.MS-PS1-1

Carbohydrates, Lipids, Proteins, and Nucleic Acids are the biomolecules/macromolecules that make you up.

• True

• False

Tags

NGSS.MS-LS1-7

__________ are organic compounds that are good sources of energy. They contain carbon, hydrogen, and oxygen

• Protein

• Lipids

• Carbohydrates

• Nucleic Acids

Tags

NGSS.MS-LS1-7

Which of the following is not considered a major element of life?

• Carbon

• Oxygen

• Nitrogen

• Calcium

• Hydrogen

Matter is____

• the pull of gravity on

  an object.

• Space

• anything that

  occupies space or has mass.

• study of life

Tags

NGSS.MS-PS1-1