Interactions of living things

Interactions of living things

Ecosystems

We will learn all about how organisms interact in the place where they live!

Biotic and abiotic factors

Many factors affect the environment both living and nonliving.

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​Factors that affect the environment

The prefix bio- means "living" Biotic factors are any factors in an ecosystem that are alive or were once alive.

Biotic Factor

​Abiotic factors are factors that were never alive and could never be alive. They still affect the ecosystem, though.

​​Abiotic Factor

Multiple Choice

• biotic

• abiotic

Multiple Choice

• biotic

• abiotic

Multiple Choice

• biotic

• abiotic

Multiple Choice

• biotic

• abiotic

Multiple Choice

Living

• biotic

• abiotic

Multiple Choice

Dead

• Biotic

• Abiotic

Multiple Choice

• biotic

• abiotic

Multiple Select

Animals compete for _______________. Select all that apply.

• mates

• food

• being first in line

• water

Multiple Select

Plants compete for ________________. Select all that apply.

• space

• light

• mates

• water

Multiple Choice

What habitat does a polar bear live in?

• grasslands

• tundra

• forest

• desert

Multiple Choice

What habitat does a zebra live in?

• forest

• ocean

• tundra

• grasslands

Multiple Select

Invasive species help the ecosystem.

• true

• false

Population

• A group of organisms of the same species that live in a specific area.

• ​Canivores & omnivores that hunt and eat other animals.

Predator

• Animals that predators hunt.​​

​​Prey

• Predator and Prey populations are linked to each other.

• One population goes up, the other goes up.​

• One population goes down, the other goes down.​

Multiple Choice

Which of these animals is the predator?

• eagle

• fish

Multiple Choice

Which of these animals is the prey?

• eagle

• fish

Entomologist

Entomologists are scientists who study insects.
they found that ants live everywhere from tropical climate and beyond the arctic circle , they live in colonies each colony can have as many as 20 million members.