9.1 Energy and Life

9.1

Energy and Life

Key Questions [9.1]

• Why is ATP useful to cells?

• What happens during the process of photosynthesis?

Multiple Choice

_____ consist of adenine, a 5-carbon sugar called ribose, and three phosphate groups.

• ADP

• NADP

• ATP

• FADH

Multiple Choice

ATP can release and store energy by breaking and reforming __________ groups.

• amino

• carbon

• nitrate

• phosphate

Multiple Choice

Characteristics of ATP makes it exceptionally useful as a basic _________ source for all cells.

• energy

• protein

• lipid

• nucleic acid

Open Ended

How does ATP provide the energy cells need?

Multiple Choice

The process of autotrophes capturing and coverting the energy from sunlight to synthesize high-energy carbohydrates- sugars and starches- that can be used as food is called ______________.

• chemosynthesis

• oxidation

• cellular respiration

• photosynthesis

Multiple Choice

In the process of photosynthesis, plants convert the energy of sunlight into chemical energy stored in the ____________ of carbohydrates.

• bonds

• links

• molecules

• attractions