Quiz: Biogeochemical Cycles

How have humans contributed to the amount of carbon dioxide in the air?

• driving cars
• burning coal
• factories
• all of these

Tags

NGSS.MS-ESS3-4

Where do animals get nitrogen from?

• from the soil
• directly from the air
• from water they drink
• from eating other organisms

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

Which nutrient is not cycled through the atmosphere?

• carbon
• nitrogen
• phosphorous
• water

Tags

NGSS.MS-LS2-3

Which process is carried out by bacteria in the soil when they take nitrogen from air and make ammonia?

• nitrogen fixation

• denitrification

When bacteria convert nitrogen gas to ammonia, this is called

• nitrogen fixation
• denitrification

Which of these processes does NOT put carbon into the atmosphere?

• photosynthesis
• cellular respiration
• burning fossil fuels
• volcanic activity

Tags

NGSS.MS-LS1-6

Bacteria that can break down rocks to release phosphorus are called

• lithotrophs
• mycorrhizae
• lichens
• chemotrophs

Tags

NGSS.MS-LS2-3

What can result from percolation if water has no place to drain to?

• erosion

• floods

• mudslides

• seepage

• melting permafrost

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS3-2

When a large input of nutrients is added to aquatic ecosystems, the result is a(n)

• algal bloom

• erosion

• evaporation

• denitrification

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Which of these is NOT a reservoir for WATER?

• rivers & lakes

• glaciers & icecaps

• ground water

• clouds

• plants

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-4