Module 4 Bio Pre-test

What is the name given to the non-living components of an environment?

In a lichen, a fungus and an alga work together to support each other's survival. This relationship can be described as:

• commensalism

• mutualism

• predation

• competition

A ________ is a group of the same species; a _____________ is all the biotic components of an ecosystem.

• individual; environment

• community; biosphere

• population; community

• gathering; niche

A quadrat and a transect are both useful techniques for determining...

• the abundance and distribution of a species

• the palaeontological origin of a fossil

• the last universal common ancestor of two organisms

• the average speed at which a creature walks

A lion hunting a zebra is an example of:

• parasitism

• competition

• predation

• photosynthesis

Two male robins are competing for the attention of a female robin. This is known as _________.

• intraspecific competition

• interspecific competition

• the hardships of dating

Which major event wiped out 95% of ocean-dwelling species and 70% of terrestrial animals?

• The start of the Anthropocene

• Permian-Triassic extinction (aka The Great Dying)

• The K/T Extinction

• Ice Age™

Which list contains ONLY human-induced selection pressures that have the potential to lead to extinction of species?

• habitat destruction, volcanic eruption, climate change

• water pollution, atmospheric warming, sea-level rise

• pesticide use, introduction of exotic species, earthquake

• deforestation, interspecific competition, dryland salinity

What is the approximate half-life of this radioactive element?

• 1 hour

• 3 days

• 10 days

• 19 days

Which of the following is NOT an example of a primary investigation?

• Researching published data from a primary source

• Conducting experiments in the laboratory

• Performing fieldwork

• Designing a model