Lab 11 Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

Variety of living organisms

A

Biodiversity

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

Number of different alleles

A

Genetic

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

Number of different species

A

Species diversity

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

Number of different ecological functions performed by a community that maintain ecosystem stability

A

Ecosystem diversity

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

A diverse ecosystem is more resistant to

A

Natural disturbances or human caused disturbances

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

Why more diverse the Bette

A

Multiple species that perform the same function

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

Keystone species

A

Larger role connected to numerous other species

If they disappear structure of community likely to collapse

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

What is a keystone in Florida

A

Gopher tortoise

Excavated large burrows for 350 other species

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

How many be one extinct due to what

A
50,000
Habitat destruction 
Invasive species 
Overexploitatiom
Pollution
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

What happened when a species becomes extinct

A

Roles in community interactions are unfulfilled

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

When many individuals of species lost

A

Genetic diversity of that population is reduced

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

Feeer unique genetic combinations leads to

A

Less fitness (increase survival and reproduction)

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

What are the fittest individuals

A

Pass the most genes into the next generation

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

An adaptation

A

Trait that is common in population because it increases fitness

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

Evolution by natural selection takes place and the traits that confer

A

The highest fitness advantage will increase in frequency

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

Ecological niches

A

Adapted to use unique combinations of biotic and abiotic factors

17
Q

What do biologists use to organize diversity

A

Hierarchy classification system

18
Q

Explain huerarch

A

Species closely related in genus, closely related genera in same family, families into orders, classes,phyla, kingdoms, domains

19
Q

Most successful group of animals on earth

A

Insects