Biology STAAR Review

What is the function of carbohydrates?

• provides quick energy

• stores energy

• helps with growth and repair of tissues

• stores genetic information

What is the function of lipids?

• provides quick energy

• stores energy

• helps with growth and repair of tissues

• stores genetic information

Tags

NGSS.MS-LS1-7

What is the function of proteins?

• provides quick energy

• stores energy

• helps with growth and repair of tissues

• stores genetic information

Tags

NGSS.HS-LS1-1

What is the function of nucleic acid?

• provides quick energy

• stores energy

• helps with growth and repair of tissues

• stores genetic information

Tags

NGSS.MS-LS3-1

What is the monomer for carbohydrates?

• Monosaccarides

• Fatty Acids

• Amino Acids

• Nucleotides

What is the monomer for proteins?

• Monosaccarides

• Fatty Acids

• Amino Acids

• Nucleotides

Tags

NGSS.MS-LS3-1

What is the monomer for nucleic acid?

• Monosaccarides

• Fatty Acids

• Amino Acids

• Nucleotides

The graph shows how enzymes affect reactions in cells. Which statement best summarizes the information shown in the graph?

• Enzymes increase the energy of the reactants.
• Enzymes decrease the energy level of the products.
• Enzyme decrease the activation energy of the reaction.
• Enzymes reverse the direction of the reaction.

Tags

NGSS.MS-PS1-2

Which of the following conclusions can be drawn from this graph?

• The optimum pH of the enzyme is 6.6.
  
• The optimum pH of the enzyme is 5.8
  
• The enzyme’s activity increases as pH increases 5.0 to 9.0
  
• The enzyme’s activity is greater around pH of 8.0 .
  

Tags

NGSS.MS-PS1-2

What is the function of an enzyme?

• enzymes break themselves into small pieces
• enzymes slow down chemical reactions
• enzymes speed up chemical reactions
• enzymes combine products to form reactants