biology- Species Flashcards

1
Q

What is a species?

A

a group of individuals of common ancestry that closely resemble each other and are normally capable of interbreeding to produce fertile offspring.

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

What is speciation?

A

the process by which a species is formed.

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

What is geograhical isolation?

A

spatial separation of two populations.

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

What is reproductive isolation?

A

physical, physiological, ecological and behavioural factors.

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

What is the study of ecology?

A

Ecology is the study of the relationships of organisms with each other and their environment.

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

What are aquatic factors?

A

salinity, wave action and amount of dissolved oxygen.

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

What is the environment made up of?

A

Abiotic/physical Factors( non-living )
Biotic Factors ( living )

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

What are topographic factors?

A

angle of slope (features of the earth surface)

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

Define Biotic Factors

A

The activities of the living organisms in the environment and the relationship that exist between the living organisms.

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

What is a population?

A

A group of organisms of the same species which live in a particular habitat.

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

What is a community?

A

A community consists of all the populations which live in the same place and interact with each other.

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

What is an ecosystem?

A

An ecosystem is a community of organisms and their physical environment interacting in an ecological unit.

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

What is a Habitat?

A

The area in which an organism lives.

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

What is an organisms niche?

A

The role it plays in the environment

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