Water / pH / Macromolecules / Enzymes

Match the picture with the definition.

• Polarity

• 
• adhesion

• 
• cohesion

• 

Tags

NGSS.HS-ESS2-5

Match the prefix / suffix to its meaning.

• 2 / 3

• -ase

  ex. catalASE

• enzyme

• poly-

  ex. polymer

• large scale

• macro-

  ex macromolecule

• sugar

• di-/ tri-

  ex. DIsaccharide

• many

• -ose

  ex. glucOSE

Match the example with their correct biomolecule:

• fats

• 
• DNA/RNA

• 
• meats /fish

• 
• sugar

• 

Answer explanation

Monomers are the single-unit of a biomolecule.

Tags

9A

Categorize according to the pH scale

Groups:

(a) Neutral pH

,

(b) Strong acid

,

(c) strong base

,

(d) H+ ion

• bleach

• acids

• pure water

• battery acid

• hydronium ion

• water

• Stomach acid

• Drain cleaner

Tags

NGSS.MS-PS1-2

Enzymes

a

b

c

d

e

active site

substrate-enzyme complex

products

substrate

Enzyme

Match the Macromolecule to its monomer / basic structure

• Proteins

• 
• Carbohydrates

• 
• Nucleic acids

• 
• lipids

• 

Tags

NGSS.HS-LS1-6

What causes enzymes to become denatured (non-functional)?

• Extreme temperatures, pH changes, or chemicals can denature enzymes.
• Presence of light
• Low oxygen concentration

Enzymes lower the activation energy of a chemical reaction

• True

• False

Tags

NGSS.HS-PS1-4