U1 Ecology STAAR Questions

Front

What is the effect of continual mowing on the ecology of a field?

Back

Continual mowing maintains a low species diversity by inhibiting further succession.

Front

What role do microorganisms play in natural habitats when composting?

Back

Microorganisms help keep nutrients cycling through the ecosystem.

Front

What are the four common relationships between organisms?

Back

1. Mutualism 2. Parasitism 3. Commensalism 4. Competition.

Front

What is mutualism in ecological relationships?

Back

Mutualism is a relationship where both species benefit from the interaction.

Front

What is parasitism in ecological relationships?

Back

Parasitism is a relationship where one organism benefits at the expense of another.

Front

What is the role of decomposers in an ecosystem?

Back

Decomposers break down dead organic matter, recycling nutrients back into the ecosystem.

Front

What is the significance of biodiversity in an ecosystem?

Back

Biodiversity contributes to ecosystem resilience, stability, and productivity.

Front

How do oil spills affect marine ecosystems?

Back

Oil spills can have detrimental effects on marine life, but some species may show minimal impact.

Front

What is ecological succession?

Back

Ecological succession is the process by which ecosystems change and develop over time.

Front

What is the difference between primary and secondary succession?

Back

Primary succession occurs in lifeless areas, while secondary succession occurs in areas where a disturbance has destroyed an existing ecosystem.