What is the scientific study of how organisms interact with the environment?
Ecology
100
What is the arrector pili muscle?
It the muscle that makes your hair stand up
100
What does “fixing” nitrogen mean?
Converting nitrogen into a usable form for living things
100
Carbon is released and then recycled back into the environment as this compound?
CO2
100
What 2 things break apart or “fix” nitrogen for the soil?
bacteria and nitrogen
200
How do patterns in time affect populations?
Patterns is time affect populations because certain species only reproduce and certain times meaning the population may be low or high depending on the season
200
Why are alder trees important
provide nutrients to the environment that promote growth
200
What holds a majority of the carbon we produce?
The ocean
200
Why don’t grasslands and deserts have many trees?
Their is enough moisture to grow grass but not enough to grow trees
200
Name 4 parts of the water cycle
condensation, evaporation, precipitation, run off, transpiration
300
How does stomach acid help protect you?
The acid in the stomach kills bacteria and other harmful substances
300
what is carrying capacity?
how much an ecosystem can hold
300
What is the difference between intraspecies competition and interspecies completion?
Interspecies competition is when two different species are competing for a resource and intraspecies competition is when the same species is in competition
300
Name all the types of human joints.
ball and socker, hinge, pivot
300
What is the difference between primary and secondary succession?
primary is the first things to live in a location secondary succession is the the organism that show up after a national disasters
400
What are the 3 types of muscle tissue and which one is voluntary?
skeletal (voluntary), smooth, and cardiac
400
What keeps trees from growing in a Tundra ecosystem?
permafrost
400
What is limiting factor?
something that limits population growth
400
What do the sebaceous glands do?
secrete oils
400
What is the difference between innate and adaptive immunity.
innate immunity is one that has been with you since birth. Adaptive immunity is something you are exposed to and your body adjusts to it.
500
Name 4 types of tissue
connective, nervous, muscle, epithelial
500
What is the difference between a food web and a food chain?
food chain is a single chain of on producers and multiple consumers. A food web can be more than one producer and multiple consumers
500
Define pioneer species and give an example.
First species in a location. lichens
500
What are symbiosis, mutualism, commensalism, and parasitism?
Mr. Lujan's discretion
500
What does a B-cell do? And how to B-cells and T-cells work together?
B-cell finds antigen that matches it. T-cells activate the B-cell making it into plasma cells