Topic 7a- organisms and their environment Flashcards
1
Q
What are abiotic factors?
A
Non-living factors that affect the environment e.g. temperature
2
Q
What are biotic factors?
A
Living factors of the environment e.g. food
3
Q
What is it called when species depend on eachother for living?
A
interdependence
4
Q
What are structural adaptations?
A
adaptations in an organism’s body shape
5
Q
what are behavioural adaptations?
A
ways in which an organism behaves
6
Q
what are functional adaptations?
A
adaptations going on within an organism’s body
7
Q
what are microorganisms that live in extreme conditions?
A
extremophiles
8
Q
what do foog chains always start with?
A
a producer
9
Q
examples of environmental changes
A
- availability of water
- temperature
- composition of atmospheric gases
10
Q
water cycle (brief)
A
- sun → evapouration
- rises → condensation
- precipitation
- surface run off
- repeat.
11
Q
what is the carbon cycle?
A
- burning fossil fuels release CO2
- burning plant and animal products releases CO2
- animals eat plants that contain carbon
- animals die and CO2 released frfom decay
- trees use CO2 in photosynthesis
12
Q
What factors affect decay?
A
- temperature
- O2 availability
- water availability
- number of decaying organisms
13
Q
types of biogas generator?
A
batch generators
continuous generators
