Life Science Quiz

When populations share an environment with other populations, they form a...

• larger population

• community

• ecosystem

• species

The special role an organism plays within its habitat is known as a

• niche

• limiting factor

• job

• biome

Which of the following is NOT a type of symbiosis that occurs between two species?

• commensalism

• mutualism

• unconformity

• parasitism

The organism that feeds on the cells, tissues, or fluids of another organism is known as the

• host

• parasite

• predator

• prey

The first consumer in a food chain is known as the ________ consumer.

• largest

• first

• tertiary

• primary

When respiration occurs, which gas is being released into the environment?

• carbon monoxide

• oxygen

• carbon dioxide

• natural gas

This organism is a fungus that lives in close association with mosses and is a common pioneer species.

• algae

• grass

• mushroom

• lichen

This biome is a grassland with a few scattered trees.

• tundra

• grassland

• savanna

• desert

Which 3 of the following are names of various ocean life zones?

• open-ocean zone

• deep-water zone

• intertidal zone

• coral reef

Which of the following classification levels is more specific to the species?

• family

• class

• phylum

• order