Living things of the same kind that are able to reproduce successfully are called a ________.

• species

• population

• community

How can we define an ecosystem?

• a particular environment where living things interact with other living and non-living things

• a particular environment where living things interact with other living things

• a particular environment where living things interact with other non-living things

Choose the list below that contain ONLY abiotic factors.

• trees, ants, birds, rabbits

• trees, bushes, grass, air

• air, water, sunlight, humidity

Choose the option(s) below that describe the niche of an organism.

• where it lives

• what it eats

• how it reproduces

• how it interacts with other things

Choose the option(s) below that cause a decrease in biodiversity.

• introduction of non-native species

• human expansion

• predators

Symbiosis describes the relationships between two different species. Which type of symbiosis describes a relationships where one species benefits and the other species is harmed?

• commensalism

• mutualism

• parasitism

Symbiosis describes the relationships between two different species. Which type of symbiosis describes a relationships where one species benefits and the other species neither benefits nor is harmed?

• commensalism

• mutualism

• parasitism

Symbiosis describes the relationships between two different species. Which type of symbiosis describes a relationships where both species benefit?

• commensalism

• mutualism

• parasitism

Where is biodiversity the highest?

• the North Pole

• near the equator

• anywhere there is water

Choose the correct definition for extirpation.

• a species no longer exists anywhere in the world

• a species no longer exists in a specific area in the world

• a species is imaginary