Biogeochemical Cycles

Matter...

• is recycled in an ecosystem

• moves one way through an ecosystem so we need a constant suppy from the sun

• can be destroyed

Plants contribute to the water cycle by

• transpiration

• condensation

• precipitation

• evaporation

Cellular respiration produces

• CO2 and Water

• Glucose and Oxygen

• CO2 and Oxygen

• Water and Glucose

Carbon is REMOVED from the atmosphere by which two process? Mark both correct answers

• photosynthesis

• cellular respiration

• dissolving in water

• burning fossil fuels

Carbon is ADDED to the atmosphere by which two process? Mark both correct answers

• photosynthesis

• cellular respiration

• dissolving in water

• burning fossil fuels

Plants contribute to the CARBON cycle by

• removing CO2 from the atmosphere

• adding CO2 to the atmosphere

• losing water through their leaves (transpiration)

Which organism is responsible for making atmospheric nitrogen available to other living things by nitrogen fixation?

• bacteria

• plants

• consumers

• humans

Which process returns nitrogen to the atmosphere?

• nitrogen fixing

• denitrification

• photosynthesis

• cellular respiration

The process of plants losing water through their leaves is called ____.

• condensation
• evaporation
• transpiration
• exhaling

Tags

NGSS.MS-ESS2-4

Respiration is the process by which ____________ is consumed and _______________ is produced.

• Carbon, Oxygen
• Oxygen, Carbon dioxide
• H20, oxygen
• Carbon, H2O

Tags

NGSS.MS-LS2-3