Biology Ch15 Communities

Question 1

Within a community each species is independent when it comes to food, shelter and pollination.(True or False)

Answer 1

False, within any community of living organisms each species is not independent of the others. They rely on each other for resources.

Question 2

What is the term for the non-living parts of a community?

Answer 2

Abiotic Factors

Question 3

What is the term for the living parts of a community?

Answer 3

Biotic Factors

Question 4

If species A is better at competing for a resource than species B will the number of species B increase or decrease?

Answer 4

Decrease

Question 5

If species A is better at competing for a resource than species B, will the numbers of species A increase or decrease?

Answer 5

Increase

Question 6

An extremophile lives in very concentrated brine pools. It is adapted to the extreme condition of high… concentration.

Answer 6

Salt

Question 7

There is an extremophile that lives on the edges of hot volcanos. The extreme condition it is adapted to is high…?

Answer 7

Temperature

Question 7

If a plant has large dark leaves then it is likely to be adapted to the condition of low..?

Answer 7

Sunlight

Question 8

Aside from territory, food and water, what do horns on some male animals help them to compete for?

Answer 8

Mates and Domincance

Question 9

Camouflage helps prey animals to survive, what does it protect them from?

Answer 9

Predators or Consumers

Question 10

Which of the following is not an adaptation in elephants that helps them cope with high temperatures.(Tusks, Wrinkly Skin, Large Ears, Trunk)

Answer 10

Tusks

Question 10

Which of the following is not an adaptation in elephants that helps them cope with high temperatures.(Tusks, Wrinkly Skin, Large Ears, Trunk)

Answer 10

Tusks

Question 11

The arctic foxes white fur helps it to be an efficient hunter, this is an example of the adaptation called..?

Answer 11

Camouflage

Question 12

Seals are adapted to cope with extreme temperatures because they have a layer of what?

Answer 12

Fat

Question 13

A cactus has spines instead of leaves what effect does this have on its surface area..?

Answer 13

It decreases it

Question 14

The spines on a cactus help prevent it from being eaten and from losing what..?

Answer 14

Moisture

Question 15

The cactus has an adaptation that cannot be seen, this adaptation is its extensive..?

Answer 15

Roots

Question 16

The advantage to organisms of being able to live in extreme conditions is the lack of what?

Answer 16

Competition

Question 17

The frog is brightly coloured because of this potential predators think it is..?

Answer 17

Dangerous

Question 18

The bright colours of the frog are an adaptation against what..?

Answer 18

Being eaten by predators

Question 19

The acacia tree is covered in spikes this is an… to protect it from herbivories.

Answer 19

Adaptation

Question 20

An… includes all living things and their interactions with the environment.

Answer 20

Ecosystem

Question 21

If food available for an organism in an environment were to decrease would competition increase or decrease?

Answer 21

Increase

Question 22

Tropical rainforest and ancient oak woodlands have population sizes that stay relatively constant, this means that they are what?

Answer 22

Stable

Question 23

Is temperature a biotic or an abiotic factor on a community?

Answer 23

Abiotic

Question 24

Is oxygen level a biotic or an abiotic factor for aquatic animals?

Answer 24

Abiotic

Question 25

Is disease a biotic or an abiotic factor on a community?

Answer 25

Biotic