PMA 2 Review

Front

What is photosynthesis?

Back

Photosynthesis is the process by which green plants, algae, and some bacteria convert light energy into chemical energy in the form of glucose, using carbon dioxide and water.

Front

What is cellular respiration?

Back

Cellular respiration is the process by which cells convert glucose and oxygen into energy (ATP), carbon dioxide, and water.

Front

How are photosynthesis and cellular respiration similar?

Back

Both processes transfer energy from one form to another.

Front

What is the pH scale?

Back

The pH scale measures how acidic or basic a substance is, ranging from 0 (strongly acidic) to 14 (strongly basic), with 7 being neutral.

Front

What does a pH of 5.6 indicate about rainwater?

Back

A pH of 5.6 indicates that the rainwater is a weak acid.

Front

What gas do producers take in during the carbon cycle?

Back

Producers take in carbon dioxide during the carbon cycle.

Front

What is the pH of a neutral substance?

Back

The pH of a neutral substance is 7.

Front

What are atoms?

Back

Atoms are the smallest unit of an element that maintains the properties of that element.

Front

What is the difference between an acid and a base?

Back

An acid is a substance that donates protons (H+) in a solution, while a base is a substance that accepts protons.

Front

What is a compound?

Back

A compound is a substance formed when two or more different elements chemically bond together.