Changes in an Ecosystem Flashcards
1
Q
What is a cycle?
A
A regular pattern of change.
2
Q
What is the seasonal change?
A
Winter,spring,summer,and fall.
3
Q
What is photosynthesis?
A
Plants use carbon & sunlight to form sugar and oxygen.
4
Q
What is respiration?
A
Oxygen is needed for this process.
5
Q
What do decomposers do?
A
They break down waste.
6
Q
What is evaporation?
A
The process of liquid water changing into vapor[gas].
7
Q
What is condensation?
A
The process of water vapor changing to a liquid.
8
Q
What is precipitation?
A
When water droplets fall to the earth.
9
Q
What is stress?
A
Any physical hazard to life.
10
Q
What starts fire?
A
Humans, lightning, and dryness.
11
Q
What is a flood?
A
It occurs when an ecosystem recieves more water than it can use or store.
12
Q
What is a drought?
A
It occurs when an ecosystem recieves less rainfall than it needs.
13
Q
A
