Georgia Biology Standards: SB1c: Macromolecules

Plants and animals are composed of organic compounds. Which of the following are the common elements found in organic compounds?

• iron, oxygen, nickel, copper

• sodium, potassium, gold, hydrogen

• helium, neon, argon, krypton

• carbon, hydrogen, oxygen, nitrogen

Tags

NGSS.MS-PS1-1

One category of organic compounds contains molecules composed of long hydrocarbon chains. They hydrocarbon chains may be saturates or unsaturated.

Which of the following categories of organic compounds contain these molecules?

• Carbohydrates

• Lipids

• Nucleic acids

• Proteins

Most carbohydrates in the human body are

• used as building blocks for proteins

• used as catalysts for reactions in cells

• consumed as a source of energy

• Not easily absorbed into the bloodstream

Tags

NGSS.MS-LS1-7

Many aquatic birds secrete a waxy organic substance that repel water. The birds use these substances to coat their feathers. An analysis of these substances would reveal that they are composed mainly of

• lipids

• proteins

• carbohydrates

• nucleic acids

Which of the following is the main reason that human need to include carbohydrates in their diet?

• Carbohydrates are broken down in cells for energy.

• Carbohydrates combine to form many different proteins.

• Carbohydrates act as catalysts to speed up chemical reactions.

• Carbohydrates are the building blocks for cell growth and repair.

Tags

NGSS.MS-LS1-7

Use the diagram to answer the question.

Between the two food samples, which one would be better to consume before a big race and why?

• Sample A - because it contains a lot of carbohydrates

• Sample B - because it contains a lot of proteins

• Sample A - because it contains a lot of fats

• Sample B - because it contains a lot of nucleic acids

Tags

NGSS.MS-LS1-7

Use the chart to answer the question.

Which three (3) foods in the chart would not help you build muscles?

• Apple, Chocolate bar, Potato chips

• Eggs, Skinless roasted turkey, 2% milk (1 cup)

• Bacon, Eggs, Potato chips, Chocolate

• Sourdough, Eggs, Chocolate, Apple

Use the chart to answer the question.

How many calories do 2 medium size apples contain?

• 44 calories

• 88 calories

• 176 calories

• 200 calories

• 300 calories

Which macromolecule provides long-term energy storage?

• Carbohydrates

• Lipids

• Proteins

• Nucleic acids

Use the graph to answer the question.

What is the optimal pH for Pepsin and Trypsin?

• Pepsin = 3; Trypsin = 10

• Pepsin = 3; Trypsin = 8.3

• Pepsin = 4; Trypsin = 10

• Pepsin = 4; Trypsin = 8.3

Tags

NGSS.MS-LS1-7

NGSS.MS-PS1-2