APES unit 1 study

Front

What human activity releases large amounts of Carbon into the atmosphere?

Back

Burning of wood.

Front

What organism is found at the bottom of a food pyramid?

Back

Producers.

Front

If a producer produces 10 kilograms of tissue, how much consumer tissue is produced if eaten?

Back

1 kilogram.

Front

What is the term for a symbiotic relationship where one species benefits and the other is not affected?

Back

Commensalism.

Front

Which of the following is an example of a biotic factor?

Back

Population.

Front

What is the primary source of energy for ecosystems?

Back

Sunlight.

Front

What is the role of producers in an ecosystem?

Back

They convert sunlight into energy through photosynthesis.

Front

What is the difference between primary consumers and secondary consumers?

Back

Primary consumers eat producers; secondary consumers eat primary consumers.

Front

What is an example of mutualism?

Back

Bees pollinating flowers while obtaining nectar.

Front

What is the significance of decomposers in an ecosystem?

Back

They break down dead organic matter, recycling nutrients back into the soil.