Unit 3.04: Review Biotic and Abiotic Factors 2023

What are the biotic factors in this image?

• sunlight, elephants, and grasses
• sunlight, water,  and air
• elephants, plants, trees 

What is a example of a abiotic factor?

• Panda

• Bacteria

• Butterfly

• Weather

Biotic means

• living
• nonliving

Which is an example of a biotic factor in the environment?

• The climate in the region

• Carnivores that consume other animals

• Amount of helium gas in the air

• Flow of water in a river

A forest ecosystem is a major ecologic unit. The forest ecosystem is associated with a landmass covered in trees. The forest ecosystem includes biotic interactions and abiotic interactions.

Identify a key biotic component of a forest ecosystem.

• trees

• water

• wind

• soil

All of the factors listed are abiotic factors of this underwater ecosystem EXCEPT the

• sunlight.

• water temperature.

• water currents.

• fish population.

Temperature is an example of what kind of factor?

• biotic

• abiotic

• dead

• living

Temperature, light, air, water, and soil are all  _____  parts of the environment

• alive

• biotic 

• abiotic

• living

All but one of these is a biotic factor in this wetland. It is the

• predators.

• water .

• migratory birds.

• plants.

Abiotic means

• living

• nonliving