Ecosystems

Question 1

What is a population

Answer 1

Groups of organisms from the same species in the same place

Question 2

What is a community

Answer 2

A collection of species that are different from each other in the same place

Question 3

What is an ecosystem

Answer 3

When communities of organisms live together and interact with each other and their environment

Question 4

What is a producer

Answer 4

Can make it’s own food

Question 5

What is another word for a producer ?

Answer 5

Auto trough

Question 6

How does a producer obtain its energy

Answer 6

Through the sun which is photosynthesis

Question 7

What’s an example of a producer ?

Answer 7

A plant

Question 8

What is a consumer

Answer 8

They cannot make their own food

Question 9

What’s another word for a consumer

Answer 9

Heterotroph
Carnivore
Herbivore
Omnivore

Question 10

How does a consumer obtain its energy ?

Answer 10

By eating other organisms

Question 11

What’s an example of a consumer

Answer 11

Humans, sharks and foxes

Hayley,Smells,Feet

Question 12

What is a carnivore

Answer 12

Eats other animals

Eg) Cheetah

Question 13

What is a herbivore

Answer 13

Eats plants

Eg) elephants

Question 14

What’s a omnivore

Answer 14

Eats animals and plants

Eg) birds

Question 15

What is a decomposer

Answer 15

Also cannot make their own food

Question 16

Another name for a decomposer

Answer 16

A heterotroph

Question 17

How does a decomposer obtain its energy

Answer 17

By break down organisms

Question 18

Example of a decomposer

Answer 18

Bacteria

Question 19

Describe a predator/ prey relationship

Answer 19

One organism hunts and eats another organism

Eg) lion hunts and eats a buffalo

Question 20

Describe a commensalism relationship

Answer 20

Where one organism benefits and the other is neither helped or harmed
Eg) barnacles attaching themselves to whales to travel

Question 21

Describe a mutualism relationship

Answer 21

Where both organisms are helped in some way

Eg) bees getting pollen from a plant

Question 22

Describe a parasitism relationship

Answer 22

Where one organism is harmed and the other benefits

Eg)tapeworms living in humans

Question 23

What is intraspecific

Answer 23

When an organism competes with a member of its own species

Eg) male peacocks compete for women

Question 24

What is interspecific

Answer 24

When an organism completes with members of a different species
Eg) lions and hyenas compete for food

Question 25

How can introduced species effect population sizes

Answer 25

Can be in competition with other species Can disrupt the food chain Cause problems

Question 26

How does the QUADRAT method work ?

Answer 26

By throwing a frame into a chosen area and then organisms inside the frame are then counted

Question 27

How does the TRANSECT method work ?

Answer 27

By measuring changes along a reference line and then only species touching the line are counted

Question 28

how does the MARK-RELEASE-RECAPTURE method work

Answer 28

A sample of animals are trapped then released into the wild | More are captured later

Question 29

What is the role of photosynthesis in energy transfers in an ecosystem ?

Answer 29

Sun provides energy for the plants | Creates glucose, oxygen and carbon dioxide

Question 30

What is the role of respiration in energy transfer in an ecosystem

Answer 30

Creates energy for the animals to store away | Glucose, oxygen, carbon dioxide

Question 31

What does adaptation mean

Answer 31

Traits of a Species which help them to survive in their environments

Question 32

Describe a behavioural adaptation

Answer 32

Behaviours which assist survival

Question 33

Describe a structural adaptation

Answer 33

Physical traits related to the structure of the organism

Question 34

Describe a physiological adaptation

Answer 34

Biological process within an organism

Question 35

What are the effects of drought on an ecosystem

Answer 35

Plants and animals are dying due to the effects of lack of water And dying food sources

Question 36

What is the effect of fire on an ecosystem

Answer 36

Habitats are lost | Animals can die from the smoke

Question 37

Adaptations that help animals survive in the fires

Answer 37

Structural (shell around a seed)