ecology science Flashcards

1
Q

ecology

A

the study of interactions between organisms and the environment

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

species

A

one type of organism

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

biotic factor

A

all the parts of the environment that are living.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

abiotic factor

A

all the parts of the environment that are nonliving

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

population

A

all the organisms of the same species living in the same place at the same time

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

community

A

all the populations that live in the same area at the same time

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

habitat

A

the place where an organism lives in a community

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

ecosystem

A

a community interacting with the abiotic parts of its environment, (all the biotic and abiotic parts of an area)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

energy pyramid

A

diagram showing trophic level/ level in food chain

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

sun

A

main source of energy for all living things

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

producer

A

makes it own food ( autotroph )

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

photosynthesis

A

the process of food making in producers
Sunlight + CO₂ (carbon dioxide) + H₂O (Water) →
sugar (energy) + O₂ (Oxygen)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

consumer

A

an organism that eats other organisms

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

herbivore

A

an organism that only eats plants

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

carnivore

A

an organism that only eats meat

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

scavenger

A

an organism that eats organisms that are already dead

17
Q

omnivore

A

an organism that eats both plants and animals

18
Q

decomposer

A

an organism that breaks down the remains of dead plants and animals (recycles)

19
Q

food chain

A

the transfer of energy (food) from one organism to another

20
Q

food web

A

when different chains overlap

21
Q

competition

A

the contest among organisms to get all they need to survive

22
Q

niche

A

the role (job) a species has within a community

23
Q

predator

A

an organism that kills and eats prey to obtain energy

24
Q

prey

A

an organism that gets eaten by a predator

25
Q

limiting factors

A

an environmental factor that causes the population to decrease

26
Q

symbiosis

A

a relationship where food, shelter, support or transportation is provided for one or both organisms

27
Q

natural selection

A

the struggle between organisms to survive in a habitat with limited resources
process in which a species becomes better suited to its environment