Biology Chapter 2 Chemistry of Life Test Review

What is the basic unit of matter?

• compound 
• atom
• molecule
• macromolecule 

Tags

NGSS.MS-PS1-1

Which is the strongest acid?

• pH 14
• pH 2
• pH 7
• pH 0

Which is the weakest base?

• pH of 7 
• pH of 6
• pH 8 
• pH 13

Which is considered neutral?

• pH of 4
• pH of 9
• pH of 14
• pH of 7

Which is NOT a carbon-based compound?

• lipids 
• nucleic acids
• proteins 
• hydrogen peroxide 

What is the use/function of carbohydrates?

• transmit genetic information 
• source of energy 
• to make proteins
• to build body structures 

What is the building block of carbohydrates? 

• sugars 
• glycerol & fatty acid chains
• amino acids
• nucleotides 

Which of the following are types of carbohydrates?

• fats, waxes, and oils
• DNA & RNA
• sugars & starches 
• enzymes & hormones 

A substance that cannot be broken down into a simpler substance is called a(an)

• carbohydrate
• protein
• element
• isotope

What is the use/function of lipids? 

• transmit genetic information
• make carbohydrates
• store energy, insulation(water barriers)
• builds DNA