Brainscape's Knowledge GenomeTM

Browse over 1 million classes created by top students, professors, publishers, and experts.


See full index

Space, Place And Nature > Biology > Flashcards

Biology Flashcards

1
Q

Ecosystem

A

functioning, integrated system composed of one or more living organism and their effective environment, both physical and biological

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

Biosphere

A

Biological component of earth systems

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

Potential energy

A

Pent up energy relating to gravity, capacity to fall

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

Open system

A

Matter enters and leaves system

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

Closed system

A

Matter does not enter or leave the system

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

Positive feedback

A

Tending to enhance the state of change

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

Negative feedback

A

Tending to revert back to original state of change

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

Autotroph

A

Primary producer

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

Hetertroph

A

Gains nutrients from feeding on tissues of producers

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

Decomposer

A

Bacteria, fungi, break down dead matter

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

Photosynthesis

A

Energy of the sun is used to convert carbon dioxide and water in the simple carbs and oxyegn

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

Chemosynthesis

A

Synthesis of organic compounds by energy derived from chemical reactions

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

Productivity

A

Creating new biomass from photosynthesis

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

Net productivity

A

Creating new biomass from photosynthesis

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

Biomass

A

Plant or animal material

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

Ecological efficiency

A

Amount of energy transferred from one trophic level to next

17
Q

Food web

A

Combinations of different trophic levels in an ecosystem

18
Q

Ecological pyramid

A

Organism biomass/size and consumption in a food web

19
Q

Biological concentration

A

Toxins accumulate in higher foodweb organisms

20
Q

Accelerated erosion

A

Human impact increasing rate of erosion, faster than normal

Space, Place And Nature (8 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2024 Bold Learning Solutions. Terms and Conditions