8th Q2 Quarterly Review

Front

What is the pH scale?

Back

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

Front

What does a pH of 6 indicate about a solution?

Back

A pH of 6 indicates that the solution is slightly acidic.

Front

What is cellular respiration?

Back

Cellular respiration is the process by which cells break down glucose to release energy in the form of ATP.

Front

What is ATP?

Back

ATP (adenosine triphosphate) is the energy currency of the cell, used to power various cellular processes.

Front

What are metalloids?

Back

Metalloids are elements that have properties of both metals and nonmetals.

Front

What is the significance of the zig-zag line on the periodic table?

Back

The zig-zag line on the periodic table separates metals from nonmetals and indicates the location of metalloids.

Front

What happens during bubbling in a liquid?

Back

Bubbling in a liquid indicates that a gas is being formed and is leaving the mixture.

Front

What is the role of carbon dioxide in cellular respiration?

Back

Carbon dioxide is released as a waste product during cellular respiration in both plants and animals.

Front

What is the difference between aerobic and anaerobic respiration?

Back

Aerobic respiration requires oxygen to produce energy, while anaerobic respiration occurs without oxygen.

Front

What is photosynthesis?

Back

Photosynthesis is the process by which plants convert light energy into chemical energy, producing glucose and oxygen from carbon dioxide and water.