4 Spheres
Plants and Animals are part of which sphere?
Biosphere
Define Biotic and Abiotic.
Biotic: living thing
Abiotic: Non-living thing
Populations of organism increase with ____________ growth.
exponential
Give 3 examples of abiotic factors in an environment
Temperature, Wind, Rainfall, etc...
Name the 4 spheres
Lithosphere (Geosphere)
Hydrosphere
Biosphere
Atmosphere
Is Siri considered a living thing?
Give one example for why or why not.
No
Does not have Growth, reproduce, respiration, nutrition
An exponential growth graph has what kind of curve?
J curve
Define ecology
study of interactions between organisms and their environments. (Abiotic and biotic factors)
Give 3 Examples of the hydrosphere
Rain
Rivers
Lakes
Ocean
Snow
etc...
Give three examples of abiotic things
3 Non-Living Things
Define carrying capacity
The number of organisms that an environment can support over a long period of time
What is a niche?
The role a species plays in the environment.
Plants absorbs water into their roots. What 2 spheres are interacting.
Hydrosphere and Biosphere
Is the brain abiotic or biotic? Give 2 reasons why.
abiotic
Movement, Respiration, Sensitivity, Growth, Reproduction, nutrition
Logistic Growth Model graphs show what kind of curve?
S Curve
Whats the difference between an autotroph and a heterotroph.
Autotrophs get their energy from the sun. Heterotrophs get their energy from autotrophs.
The 4 spheres were named using roots from what language?
Greek
Name all 7 characteristics of life.
Movement
Reproduction
Sensitivity
Growth
Respiration
Excretion
Nutrition
What is the difference between Density-independent and density-dependent factors?
Density-dependent factors have an increasing effect as population increases. (usually biotic). Density-independent factors affect all population regardless of size. (usually abiotic).
What are the 5 levels of an energy pyramid.
Sun, producer, primary consumer, secondary consumer, tertiary consumer.