Free Printable Life Science- Populations and Competition

Worksheets

Life Science- Populations and Competition

Total questions: 18

Worksheet time: 55mins

Name

Class

Date

Largest number of individuals of a population that the environment can support...

carrying capacity

population crash

lag phase

mutualism

What is the carrying capacity for this sheep population?

1.8 million

1.25 million

1.6 million

1.o million

When a population grows past the ecosystem's carrying capacity, what happens to the population?

Continues to grow

The population starts to die off to return to carrying capcity

The population will go extinct due to lack of resources

The population grows then finds a new carrying capacity

Food, water, sunlight, shelter, and space are resources that are often __________.

limiting factors

wet

messy

found in rocks

In a forest ecosystem, which of the following is the best example of a limiting factor for a rabbit population?

Squirrel Population

Sunlight

Grass available

What happened to the wolf population between 1980 and 1982?

it increased rapidly

it decreased rapidly

According to the graph, What is causing the deer population to decrease

They Got sick

The wolf population is decreasing

The wolf population increased

Nothing it's a coincidence

Natural disasters can be considered limiting factors.

true

false

Two or more organisms seeking resources at the same time is

population

competition

ecosystem

organism

10.

Any living or nonliving feature that restricts the number of individuals in a population are

Limiting factors

Biotic Factors

Abiotic factors

Necessary factors

11.

A nonliving factor is also called

an abiotic factor

a biotic factor

an adaptation

a limiting factor

12.

A biotic factor means that it is

living

nonliving

limiting factor

adaptation

13.

The same species living in the same area or ecosystem are called a

organism

biotc

population

different

14.

________ are consumers that eat plants and meat.

Herbivore

Omnivore

Carnivore

15.

_______ are consumers that eat only meat.

Herbivore

Omnivore

Carnivore

16.

Which organism make their own food through the process of photosynthesis?

decomposer

consumer

herbivore

producer

17.

Can be as small as a single celled bacteria or as large as a whale

threatened species

organism

community

limiting factor

18.

The largest number of individuals of one species that an ecosystem can support is

maxfactor

carrying capacity

the x factor

limiting factor

100 %

Life Science- Populations and Competition

Total questions: 18

Worksheet time: 55mins

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