Earth's Interacting Systems

Multiple Choice

What are the monomers of a polysaccharide?

• glycerol
• amino acid
• fatty acid
• glucose

Multiple Choice

Plants store glucose in the form of

• starch
• glycogen
• cellulose
• chitin

Multiple Choice

The 4 macromolecules are

• vitamins, lipids, water, micronutrients
• micronutrients, macronutrients, water, vitamins
• Lipids, Waxes, Vitamin A, Water
• Carbohydrates, Lipids, Proteins, Nucleic Acids

Multiple Choice

This cellular structure helps organisms maintain homeostasis by controlling what substances may enter or leave cells.

• vacuole
• nucleus
• cell membrane
• cell wall

Multiple Choice

When something is 'water fearing' it is....

• Hydrophobic
• Hydrophilic 
• Hydroelectric 
• Hydrochloric

Multiple Choice

When something is 'water loving' it is.....

• Hydrophobic
• Hydrophilic 
• Hydroelectric 
• Hydroloric

Multiple Choice

Proteins are "the building blocks of life." The building blocks of protein are:

• enzymes

• amino acids

• lipids

• sugars

Multiple Choice

From the nucleotide on the right, which part is labeled 2?

• Sugar
• Phosphate
• Nitrogenous Base
• Phosphorous

Multiple Choice

What pentose sugar does DNA use?

• Ribose
• Sucrose
• Amylose
• Deoxyribose

Multiple Choice

The backbone of DNA is made up of _______ & ________ units. 

• sugar & base
• sugar & phosphate
• base & phosphate
• phosphate & phosphate