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Flashcards in 5.1 Deck (26)
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1
Q

Organism

A

Living thing

2
Q

Species

A

A group of living organisms capable of interbreeding with each other but not with members of other species

3
Q

Population

A

A group of individuals of the same species living in the same area at a particular time

4
Q

Community

A

More than one population living in the same area at a particular time

5
Q

Ecosystem

A

Communities of organisms that interact with each other and their environment

6
Q

Ecology

A

The study of ecosystems

7
Q

Producers

A

Organism at the base of the food chain that does not need to feed on other organisms; also known as an autotroph

8
Q

Decomposers

A

Organisms that break down organic matter into inorganic materials

9
Q

photosynthesis

A

The food-making process in plants that takes place in chloroplasts within cells. The process uses carbon dioxide, water and energy from the sun

10
Q

autotrophs

A

Self producers

11
Q

heterotrophs

A

Self consumers

12
Q

Consumers

A

Organism that relies on other organisms for its food; also known as a heterotroph

13
Q

Herbivores

A

Animal that eats only plants

14
Q

primary consumers

A

The first consumer in a food chain; also known as a first-order consumer

15
Q

Carnivores

A

An animal that eats other animals

16
Q

omnivores

A

Animal that eats plants and other animals

17
Q

detritivores

A

Animal that feeds on and breaks down dead plant or animal matter

18
Q

ecological niche

A

The position of a species or population in its ecosystem in relation to each other

19
Q

competition

A

the struggle among organisms for food, territory and other factors

20
Q

parasitism

A

an interaction in which one species (the parasite) lives in or on another species (the host) from which it obtains food, shelter and other requirements

21
Q

Mutualism

A

relationship between two different organisms in which both benefit

22
Q

Commensalism

A

relationship between organisms where one benefits and the other is unaffected

23
Q

Inter specific competition

A

competition between organisms of the same species

24
Q

Intra specific competition

A

competition between organisms of different species

25
Q

Predator-prey relationship

A

relationship between organisms in which one species (the predator) kills and eats another species (the prey)

26
Q

Symbiotic relationship

A

very close relationship between two organisms of different species. It may benefit or harm one of the partners