Macromolecule and Organelle Test Review

All living things are made up of organic molecules. Organic molecules are molecules that must contain which of the following elements?

• Calcium

• Carbon

• Helium

• Phosphorus

Tags

NGSS.HS-LS1-6

NGSS.HS-LS2-5

Which of the following categories of organic molecules is correctly paired with one of its functions?

• nucleic acids -- digest dead cells

• Lipids -- give quick energy to cells

• Carbohydrates -- store genetic information

• Proteins -- provide structure in skin, hair, and nails

Which molecule listed in the chart represents lipids?

• 1

• 2

• 3

• 4

Which of the following is the main reason that humans 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.HS-LS1-7

Some bacteria contain a protein called nitrogenase. Nitrogenase catalyzes, or speeds up, the chemical reaction that converts atmospheric nitrogen (N2) into ammonia (NH3). Nitrogenase is an example of which of the following?

• A sugar

• An enzyme

• A nucleotide

• An amino acid

Ovalbumin is a protein found in eggs. Which of the following best describes the molecular structure of ovalbumin?

• a group of six carbon atoms joined in a ring

• a chain of amino acids folded and twisted into a molecule

• a set of three fatty acids attached to a molecule of glycerol

• a sequence of nitrogenous bases attached to a sugar-phosphate backbone

Tags

NGSS.HS-LS1-1

Use the table to identify the

macromolecule being described.

• Nucleic Acids

• Proteins

• Lipids

• Carbohydrates

Tags

NGSS.HS-LS1-6

DNA is an essential molecule for life. It is responsible for storing the information to make all of an organism’s proteins. Where would you find DNA in a cell?

• Golgi Bodies

• Nucleus

• Rough ER

• Vacuole

Tags

NGSS.MS-LS1-2

In order to maintain a plant’s structure, plants need to store water within their cells. What organelle would be responsible for storing water within plant cells?

• Vacuole

• Chloroplast

• Mitochondria

• Lysosome

Tags

NGSS.MS-LS1-2

Muscle cells need to quickly convert energy from food molecules into a usable form. For this reason, which of the following do muscle cells have in greater numbers than most other types of cells?

• Chromosomes

• Mitochondria

• Smooth ER

• Cytoplasm

Tags

NGSS.HS-LS1-7