Bio Unit 1 Review

Front

What is the optimal temperature for bacterial growth?

Back

30°C

Front

What is carrying capacity in an ecosystem?

Back

The maximum population size that an environment can sustain indefinitely without being degraded.

Front

How is phosphorus cycled in an ecosystem?

Back

Through plant uptake, animals consuming plants, and decay.

Front

What two processes are crucial in the carbon cycle?

Back

Photosynthesis and respiration.

Front

What role do pioneer species play in primary succession?

Back

They create soil.

Front

Define primary succession.

Back

The process of ecological change that occurs in an area where no soil exists, starting with pioneer species.

Front

What is the significance of photosynthesis in ecosystems?

Back

It converts solar energy into chemical energy, providing food for plants and oxygen for other organisms.

Front

What is respiration in the context of the carbon cycle?

Back

The process by which organisms convert glucose and oxygen into energy, releasing carbon dioxide.

Front

What is denitrification?

Back

The process by which bacteria convert nitrates into nitrogen gas, returning nitrogen to the atmosphere.

Front

Explain the term 'carrying capacity'.

Back

The largest number of individuals of a species that an environment can support.