Carbon, Hydrocarbons & Carbohydrates - Stephen J Ryan | Library

1

What element is the most important building block of biological molecules?  _______ 

1

What element is the most important building block of biological molecules?  _______ 

1

What element has atoms that can make 4 single, 2 double, 1 triple & 1 single or 2 double & 2 single bonds with other atoms?  _______ 

1

Which of the following is an example of a hydrocarbon?

1

What are hydrocarbons like methane, ethane & propane used for by humans?

2

Many biological molecules are made of small, simple molecules called _______ which are chemically bonded to each other to create very large molecules called _______ 

3

Select all the monosaccharides (more than one answer):

2

What are the main functions of carbohydrates in living things? (more than one answer)

1

A ____________________ is a long chain of sugar molecules, chemically linked together.

4

Select all the polysaccharides (more than one answer may apply):

4

Draggable item		Corresponding Item
Glycogen		used in the cell wall of plants to give structural support
Starch		made by plants to store energy
Chitin		made by animal cells to store short term energy
Cellulose		forms the major component of the exoskeleton of insects