AVERAGE GRADE 11

What type of bond is formed when atoms share electrons?

• Covalent bond
• Hydrogen bond
• Metallic bond
• Ionic bond

What is the largest bone in the human body?

• humerus
• tibia
• radius
• femur

What is the most common gas found in Earth's atmosphere?

• Carbon dioxide

• Oxygen
• Hydrogen
• Nitrogen

What is the chemical name for Vitamin C?

• Citric acid
• Ascorbic acid
• Folic acid
• Acetic acid

Which planet in our solar system has the most moons?

• Saturn
• Earth
• Mars
• Jupiter

What is the pH value of pure water at room temperature?

• 5
• 8
• 7
• 6

In genetics, what is the name of the process by which RNA is synthesized from a DNA template?

• Mutation
• Replication
• Translation
• Transcription

What type of symbiotic relationship exists between bees and flowers?

• Mutualism
• Commensalism
• Parasitism
• Predation

What is the primary greenhouse gas responsible for global warming?

• Methane (CH4)
• Carbon dioxide (CO2)
• Nitrous oxide (N2O)
• Ozone (O3)

Which of the following refers to the study of the atmosphere, atmospheric phenomena, and atmospheric effects on our weather?

• Astronomy

• Geology
• Meteorology
• Climatology