Biochem

Question 1

Name the 4 chemical food groups

Answer 1

Sugars
Carbohydrates
Lipids or Fats
Nucleic Acids

Question 2

Name the 3 major Carbohydrate groups

Answer 2

Monosaccharides
Duosaccharides
Polysaccharides

Question 3

The sub-units of carbohydrates are called simple _____

Answer 3

Sugars

Question 4

The two carbohydrates that are used for energy storage plants and animals are

Answer 4

Starch (Plants)

Glycogen (Animals)

Question 5

What is a structural compound in woody plants

Answer 5

Lignin

Question 6

What makes up the exoskeleton of insects and crustaceans

Answer 6

Chitin

Question 7

Which protein molecule breaks down other macromolecules and are respo sible for speeding up chemical reactions?

Answer 7

Enzymes

Question 8

Lipids are grouped according to their physical properties at room temp.

Answer 8

Oils are liquid at room tempurature

Fats are solid at room temperature

Question 9

Lipids are are made up to the sub-units:

Answer 9

Fatty acuds & glycerol

Question 10

Protein sub-units are called:

Answer 10

Amino Acids

Question 11

The bond linking these amino acids are called

Answer 11

Peptide

Question 12

What process produces water from the breakdown of macromolecules?

Answer 12

Hydrolysis

Question 13

These endings of some important biological molecules indicate the chemical group:
Ol:
Ose:
Ase:

Answer 13

Ol: Alcohol
Ose: Sugar
Ase: Enzyme