CMS Biology Unit 3 Summative #2

Front

What are the most common decomposers in ecosystems?

Back

Fungi and bacteria.

Front

What is the 'double whammy' effect of deforestation by burning?

Back

Forest burning releases CO₂ while decreasing oxygen, disrupting ecological cycles.

Front

What is a negative result of using biotechnology in agriculture?

Back

Unknown side effects.

Front

What is carrying capacity?

Back

The largest number of individuals of a population that the environment can support.

Front

What does GMO stand for?

Back

Genetically Modified Organism.

Front

What role do decomposers play in an ecosystem?

Back

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

Front

How does deforestation affect the carbon cycle?

Back

It increases CO₂ levels in the atmosphere by reducing the number of trees that can absorb it.

Front

What is the impact of increased crop yields due to biotechnology?

Back

It can lead to greater food production but may also have ecological consequences.

Front

Define primary succession.

Back

The process of ecological change that occurs in an area where no soil exists, such as after a volcanic eruption.

Front

What is mutualism?

Back

A symbiotic relationship where both species benefit.