Semester One Final

Front

What is an inference?

Back

An inference is a logical interpretation based on what scientists already know from past experience.

Front

What occurs when two species need the same resource?

Back

Competition is likely to occur when two species need the same resource.

Front

What happens to predator numbers when prey numbers increase?

Back

Predator numbers go up when prey numbers increase.

Front

What is the correct order of the scientific method?

Back

The correct order is: observe, question, hypothesis, experiment, conclude, results.

Front

What are density independent factors?

Back

Density independent factors do not rely on the size of the population to affect population numbers.

Front

Define competition in ecology.

Back

Competition is the interaction between species or individuals that vie for the same resources in an ecosystem.

Front

What is a hypothesis?

Back

A hypothesis is a proposed explanation for a phenomenon, which can be tested through experimentation.

Front

Explain the term 'predator-prey relationship'.

Back

A predator-prey relationship describes the dynamics between a predator that hunts and consumes its prey.

Front

What is mutualism?

Back

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

Front

Define commensalism.

Back

Commensalism is a type of symbiotic relationship where one species benefits and the other is neither helped nor harmed.