Cette leçon contient 10 diapositives, avec diapositives de texte.
La durée de la leçon est: 45 min
Éléments de cette leçon
HAVE READY
-KERBOODLE PAGE 285
- NEW NOTES
- HW FOR LESSON 3 COMPLETED AND UPLOADED PLEASE
Slide 1 - Diapositive
LESSON 3
Slide 2 - Diapositive
TODAY:
POPULATION GROWTH
EXPONENTIAL GROWTH
LIMITING FACTORS
POPULATION RESEARCH
PREDATOR - PREY CYCLE
Slide 3 - Diapositive
If circumstances are ideal a population will have exponential growth, this means it doubles every generation, so 2, 4, 8, 16, 32 etc. This goes on till the population reaches the carrying capacity.
carrying capacity
exponential growth
population starts growing
Slide 4 - Diapositive
LIMITING FACTORS:
When a population reaches the carrying capacity, the growth of the population is slowed down by the limiting factors:
oxygen
toxic waste
overcrowding
predators
disease
climate
lack of shelter
Slide 5 - Diapositive
POPULATION RESEARCH:
When researching plants your always use a quadrat by calculating a percentage cover.
When reaserching animals you use the mark, capture and release method.
Slide 6 - Diapositive
Predator- prey cycle
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4
5
Slide 7 - Diapositive
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Slide 8 - Diapositive
HW FOR LESSON 4:
COMPLETE TEH WORKSHEETS ON CLASSROOM FOR LESSON 4 AND UPLOAD THEM PLEASE.
FOR THE PROJECT: LESSONS 1-3 SHOULD BE COMPLETED
LESSON 4: CREATE A PREDATOR PREY CYCLE FOR YOUR APEX PREDATOR
La durée de la leçon est: 45 min
