Ecosystems (Biotic and Abiotic Factors)

6.8 a. Ecosystems: Biotic and Abiotic

Factors

Ecosystem: a community of organisms that

interact with each other and their environment

Ecosystems are made of living and nonliving

things.

Multiple Choice

Which definition best describes an ecosystem?

• a place where an organism lives

• a community of living and nonliving things that interact with each other

• an area of land that drains runoff into a larger body of water

• a low land area saturated with water

Biotic Factors:the living
organisms of an ecosystem.

Biotic Factors: include

● Plants
● Animals
● Fungi
● bacteria

Examples of biotic factors

Trees, flowers, deer, frogs, lizards, mushrooms, germs
and viruses.

Non-Examples of biotic factors

Rocks, soil, air, water, and sunlight

biotic

The prefix bio means life

biotic

-ic is a describing suffix

biotic

The prefix bio means life

-ic is a describing suffix

Biotic is a word used to describe life.

Multiple Choice

What is a biotic factor?

• the living organisms in an ecosystem

• the nonliving things in an ecosystem

• only plants and animals

• rocks and soil

Multiple Choice

bio is a prefix that means

• not alive

• life

• old

• water

Multiple Select

select all of the BIOTIC factors

• flower

• fish

• soil

• sunlight

• bacteria

Multiple Choice

Which of these is NOT a biotic factor

• deer

• trees

• water quality

• mushrooms

Abiotic Factors: the nonliving

parts of an ecosystem.

Examples of abiotic factors

Rocks, soil, air, sunlight, temperature

Non-examples of abiotic factors

Rabbits, grass, fungi, bacteria

abiotic

The root bio means life

abiotic

The prefix a- means not or no

a bio tic

-ic is a describing suffix

The prefix a- means not or no

The root bio means life

Abiotic describes things that are
not alive.

Multiple Choice

What is an abiotic factor

• all the living things in an ecosystem

• all the nonliving things in an ecosystem

• rocks and soil only

• plants and animals only

Multiple Choice

the prefix 'a' means

• water

• the same

• living

• no, non, or opposite of

Multiple Select

Select all of the ABIOTIC factors.

• sand

• air temperature

• frogs

• sunlight

• vegetation (plants)

Multiple Choice

Which of these is NOT an abiotic factor?

• mice

• soil

• a river

• a boulder

There are many different types of
ecosystems, each with their own biotic and
abiotic factors.

○ Grasslands
○ Swamps,
○ Forests
○ Deserts

Within these ecosystems exists different
habitats- the place where an organism lives.

A habitat supplies all the biotic and abiotic factors
and organism needs to survive.

Abiotic factors determined what type of ecosystem an area has
and what types of plants and animals will live there.

Watershed: an area of land that drains into the
same larger body of water.

Multiple Choice

What is a habitat?

• a home for living organisms that have everything it needs to survive

• an area of land with different living and nonliving things

• an area of land that drains runoff

• an area of land that is saturated with water

Multiple Choice

What is a watershed?

• a home for organisms

• a community of living and non living things

• an area of land that drains water into a larger body of water

• an area of land saturated with water

Multiple Choice

Biotic or abiotic?

• biotic

• abiotic

Multiple Choice

Biotic or abiotic?

• biotic

• abiotic

Multiple Choice

Biotic or abiotic?

• biotic

• abiotic

Multiple Choice

Biotic or abiotic?

• biotic

• abiotic

Multiple Choice

Biotic or abiotic?

• biotic

• abiotic

Multiple Choice

Biotic or abiotic?

• biotic

• abiotic

Multiple Choice

Biotic or abiotic?

• biotic

• abiotic

Multiple Choice

Biotic or abiotic?

• biotic

• abiotic

Multiple Select

Select all of the biotic factors that may be found in a desert ecosystem.

Multiple Select

Select all of the ABIOTIC factors that might be found in a rainforest ecosystem

Match

Match the following terms

• biotic

• abiotic

• ecosystem

living

nonliving

living + nonliving

• living

• nonliving

• living + nonliving