Bio Bell Work 9-1-24

Which type of ecological succession occurs on surfaces where no soil exists (example: after a volcano eruption) and the first species there is called a pioneer species?

• primary succession

• secondary succession

What are the predictable changes that occur in a community over time?

• biological shift

• geological improvement

• ecological succession

• chemical variation

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Natural disturbances, such as fires or hurricanes, can result in...

• Commensalism

• Competition

• Parasitism

• Succession

Tags

NGSS.MS-LS2-4

Groups of different species that live together in a defined area make up a(n)

• Population

• Community

• Ecosystem

• Biosphere

The total mass of living tissue at each trophic level can be shown in a

• energy pyramid

• pyramid of numbers

• biomass pyramid

• biogeochemical cycle

Nutrients move through an ecosystem in

• biogeochemical cycles

• water cycles

• energy pyramids

• ecological pyramids

Tags

NGSS.MS-LS2-3

In the nitrogen cycle, bacteria that live on the roots of plants

• break down nitrogen compounds into nitrogen gas

• denitrify nitrogen compounds

• change nitrogen gas into plant proteins

• change nitrogen gas into ammonia

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

Which biogeochemical cycle does not involve a stage where the chemical enters the atmosphere?

• Water Cycle

• Carbon Cycle

• Nitrogen Cycle

• Phosphorus Cycle

Tags

NGSS.MS-ESS2-4

The sun shining on a tidal pool during a hot day heats the water. As some water evaporates, the pool becomes saltier, causing ___.

• An increase in its ability to sustain aerobic organisms

• An increase in its carbon dioxide content

• A decrease in the water’s density

• A decrease in its oxygen content

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Which of the following processes add Carbon Dioxide (CO₂) to the atmosphere? (select all that apply)

• Decomposition

• Photosynthesis

• Respiration

• Burning of fossil fuels