Cycles Of Matter

Which elements are necessary for your body to enjoy activities like playing a game or drawing?

• Hydrogen, carbon, nitrogen, and oxygen

• Helium, neon, argon, and krypton

• Sodium, potassium, calcium, and magnesium

• Iron, copper, zinc, and lead

What is the process called when liquid water turns into water vapor and moves from the hydrosphere to the atmosphere?

• Condensation

• Precipitation

• Evaporation

• Transpiration

During which process does water vapor condense into liquid water and form a cloud?

• Transpiration

• Condensation

• Evaporation

• Precipitation

What elements are essential for life and help produce energy and materials needed for growth?

• Oxygen and carbon

• Hydrogen and nitrogen

• Helium and neon

• Sodium and potassium

What process do producers like plants and algae use to cycle carbon and oxygen?

• Respiration

• Photosynthesis

• Fermentation

• Combustion

What do decomposers release back into the soil when organisms die or produce waste?

• Oxygen compounds

• Carbon compounds

• Nitrogen compounds

• Hydrogen compounds

Which elements are mentioned as being recycled through the biosphere?

• Hydrogen, carbon, and oxygen

• Nitrogen, helium, and argon

• Phosphorus, neon, and krypton

• Sulfur, chlorine, and fluorine

What is nitrogen primarily used for in plants and animals?

• Building carbohydrates

• Building proteins

• Building lipids

• Building nucleic acids

How is phosphorus released into the soil and water?

• Through volcanic eruptions

• Through the weathering of rocks

• Through the decomposition of animals

• Through the burning of fossil fuels

What role do bacteria on the roots of legumes play in the nitrogen cycle?

• They release nitrogen into the atmosphere

• They absorb nitrogen from the air

• They help combine nitrogen with other elements

• They convert nitrogen into oxygen