Macromolecules

A ____________________ is a large molecule.

• Micromolecule

• Macromolecule

• Amino Acid

• Monosaccharide

Answer explanation

Macro= large, micro=small

Tags

NGSS.HS-LS1-6

Which of the following elements are found in all macromolecules?

• 
• 
• 
• 

Answer explanation

Carbon, hydrogen, oxygen are all part of every macromolecule. Only Nucleic acids and proteins contain nitrogen.

Tags

NGSS.HS-LS1-6

A __________________ is a large molecule made of many small ones.

• Monomer

• Dissacharide

• Polymer

• Sugar

Answer explanation

Poly means many- so a polymer is many molecules linked together.

Tags

NGSS.HS-LS1-6

Which of the following is not one of the four major classes of biomolecules?

• Lipids/Fats

• Carbohydrates

• Nucleic Acids

• Bacteria

• Proteins

Answer explanation

The four major macromolecules are lipids, carbohydrates, nucleic acids, and proteins.

Tags

NGSS.MS-LS1-7

Which macromolecule is used as our main source of energy?

• Nucleic Acids

• Lipids/fats

• Proteins

• Carbohydrates

Answer explanation

We use carbohydrates as our energy source. We break down the carbohydrates into smaller, simpler sugars, which we can absorb and use for energy.

Tags

NGSS.HS-LS1-7

Which of the following is an example of carbohydrates?

• Steak

• Olive oil

• Bread

• DNA

Answer explanation

Bread, sweets, rice, grains, veggies, fruits, etc. are all great sources of carbohydrates!

_______________ are the monomers of carbohydrates.

• Monosaccharides

• Polymers

• Complex sugars

• Fructose

Answer explanation

Monosaccharides are simple sugars, like glucose, fructose, and galactose. They are linked together to make large carbohydrates.

Tags

NGSS.MS-LS1-7

Which macromolecule stores energy?

• Carbohydrates

• Proteins

• Lipids/Fats

• Nucleic Acids

Answer explanation

Lipids (fats) store energy. They provide energy later in case we have to go without food.

What is the monomer of lipids/fats?

• Fatty Acids

• DNA

• Monosaccharides

• Polymers

Answer explanation

Lipids (also known as fats) are made up of fatty acids.

Protein is found in...

• DNA

• Olive Oil

• Bread

• Steak

Answer explanation

Steak and other meats (and animal products like eggs) are wonderful sources of proteins.

Tags

NGSS.MS-LS1-7