Codehs

What is the primary function of DNA in living organisms?

• Store genetic information

• Provide energy

• Transport oxygen

• Regulate temperature

Tags

NGSS.MS-LS3-1

Which of the following is a chemical change?

• Melting ice

• Boiling water

• Burning wood

• Breaking glass

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What is the chemical formula for water?

Tags

NGSS.MS-PS1-1

Which planet is known as the Red Planet?

• Earth

• Mars

• Jupiter

• Venus

What is the process by which plants make their food using sunlight?

• Respiration

• Photosynthesis

• Digestion

• Fermentation

Tags

NGSS.MS-LS1-6

What is the acceleration due to gravity on Earth?

Which of the following is a renewable energy source?

• Coal

• Natural Gas

• Solar

• Nuclear

What is the powerhouse of the cell?

• Nucleus

• Ribosome

• Mitochondria

• Chloroplast

Tags

NGSS.MS-LS1-7

Which element has the atomic number 6?

• Oxygen

• Carbon

• Nitrogen

• Hydrogen

What is the pH level of pure water?

• 0

• 7

• 14

• 5