Saari Biogeochemical Cycles Quiz

What are the components of the ecosystem in which biogeochemical cycles circulate substances and elements?

• Abiotic components

• Biotic components

• Abiotic and biotic components

• None of the above

Tags

NGSS.MS-LS2-3

True or False: Matter is recycled in ecosystems.

• True

• False

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What is the capital of France?

• Berlin

• Madrid

• Paris

• Rome

Carbon dioxide is absorbed from the atmosphere by _____.

• plants for photosynthesis

• plants for cellular respiration

• humans when burning fossil fuels

• decomposition of organic plants and animals

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which organism is necessary for fixing nitrogen from the atmosphere to be used by living organisms?

• Plants

• Animals

• Fungi

• Bacteria

Tags

NGSS.MS-LS2-3

How do animals obtain the nitrogen they need to make proteins and nucleic acids?

• They produce nitrogen themselves.

• They absorb nitrogen from the atmosphere.

• They obtain nitrogen by consuming other organisms.

• They absorb nitrogen from the soil.

Tags

NGSS.MS-LS2-3

Add nitrogen to plants through ___________.

• fertilizer

• pesticide

• herbicide

• fungicide

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Which process releases water through the stomata of plants?

• Evaporation

• Transpiration

• Condensation

• Precipitation

Tags

NGSS.MS-ESS2-4

Where is most of the water on Earth?

• Ice caps

• Oceans

• Streams

• Aquifers

Tags

NGSS.MS-ESS2-4

When deforestation (cutting down trees) occurs in an area, what is the direct impact on the water cycle?

• More water is returned to the atmosphere through transpiration.

• Runoff decreases, but transpiration increases.

• Photosynthesis increases, and carbon dioxide begins to decrease.

• Less water is returned to the air through transpiration.

Tags

NGSS.MS-ESS2-4