Biology Basics
What is the study of living things called?
Biology
The number of individuals of one species living in a specific area is called a…?
Population
Something that restricts population growth is called a…?
Limiting Factor
Give one example of parasitism
Dog/Tick ect.
What does the "C" stand for in CER?
Claim
Name three characteristics of all living organisms.
Made of cells, use energy, respond to stimuli (also growth, reproduction, etc.)
Blue Crab
True or False: Limiting factors only include biotic factors.
False (can be biotic or abiotic)
When both species benefit from their interaction, what type of symbiotic relationship is it?
Mutualism
What is Ms. Sampson's Favorite color?
Blue
True or False: All living things can move from place to place.
False
What is the term for the maximum number of individuals an environment can support?
Carrying Capacity
How do human activities act as limiting factors for populations?
Pollution, habitat destruction, overfishing, invasive species
What do we call the close, long-term interaction between two different species?
Symbiosis/Symbiotic Realtionships
How many dogs does Ms. Sampson have?
2
Define “ecosystem.”
All living and nonliving things in an area interacting
Give an example of a density-dependent limiting factor.
Disease, competition, predation
Density-dependent depends on population size; density-independent affects populations regardless of size
Barnacles attach to a whale’s skin. The barnacle gets a home and easy access to food, while the whale is unaffected. What relationship is this?
Commensalism
How old is Ms. Sampson?
31
What term describes a species that other species largely depend on to maintain the ecosystem?
Keystone Species
Give an example of a density-independent limiting factor.
Natural disaster, flood, drought
If the prey population in an ecosystem crashes, what happens to the predator population over time?
It usually decreases due to lack of food
Two species of fish compete for the same limited food source in a lake. What type of competition is this called?
Intraspecific
What kind of car does Ms. Sampson drive?
Jeep