Macromolecules

When a cheeseburger is placed in hydrochloric acid (or gastric juice like your stomach) it

• breaks the chemical bonds in the food

• makes the food disappear

• forms new chemical bonds as a result

Tags

NGSS.HS-PS1-4

What is the monomer of a carbohydrate?

• amino acid

• polysaccharide

• monosaccharide

• fatty acid

Long chains of of carbohydrates are known as

• polysaccharides

• lipids

• monomers

• proteins

What 3 atoms make up carbohydrates

• carbon, sulfur, nitrogen

• carbon, hydrogen, oxygen

• carbon, nitrogen, hydrogen

• carbon, phosphorus, hydrogen

Tags

NGSS.HS-LS1-6

Cellulose is a

• polysaccharide found in animals

• polysaccharide that provides support in plants

• short term energy storage molecule

• monosaccharide found in plants and animals

Glycogen is made up of many hundreds of monosaccharides so it is considered a

• polymer

• monomer

• simple sugar

• lipid

Which of the following can be quickly broken down for energy by your body.

• lipids & sucrose

• proteins & fats

• glucose & sucrose

• glucose & protein

Tags

NGSS.HS-LS1-7

How many hydrogen atoms are in a carbohydrate with 12 oxygen atoms?

• 6

• 12

• 24

• none

Tags

NGSS.HS-LS1-6

When building a carbohydrate, what type of chemical reaction is occurring? For example, sucrose is made from glucose and fructose.

• oxidation

• reduction

• dehydration

• hydrolysis

Tags

NGSS.HS-LS1-6

When sucrose is made from fructose and glucose, which one of the following is true?

• water is given off

• water is consumed

• the product is a smaller molecule

• carbon dioxide is released

Tags

NGSS.HS-LS1-6