Plants Animals
- carbon dioxide - food
- sunlight - water
- water - oxygen
- light intensity - warmth
- ph levels in soils
- optimum temp
- minerals (active transport).
Orientation behaviours - allows organisms to move towards a favou
environments or away from an unfavourable environments.
Humidity - lots of moisture in the air
Favourable Unfavourable
- more good - less food
- less chance of predation - more chance of predati
- moist - not/less humidity
- Ideal temp - not ideal temp
Taxis- the directional movement towards or away from a stimulus
Positive phototaxis - moves towards light Kinesis - the non- direction
Positive chermotaxis - moves towards to a stimulus by turning sh