Evidence of something that includes observations, measurements, and other data collected in an evaluation.
What is empirical evidence?
100
A deer (underlined) drinks water from a stream.
What is a biotic factor?
100
These eat dead matter.
What are decomposers?
100
The role of birds is to control the population of ladybugs.
What is a niche?
100
This shows the feeding relationships among the different organisms in an ecosystem.
What is a food web?
200
If temperature effects chemical reactions, a chemical reaction will increase in speed if the temperature is increased because heat speeds up a chemical reaction.
What is a hypothesis?
200
A lizard shelters under a rock (underlined).
What is an abiotic factor?
200
Wolves kill and eat wabbits.
What is a consumer?
200
When different species in a community have a close relationship.
What is symbiosis?
200
The first antibiotic came from the fungus Penicillium rubens.
What is penicillin?
300
The propeller pitch is manipulated in my science experiment.
What is the independent variable?
300
There are 50 spiders in our backyard.
What is a population?
300
Fires prevent grasslands from reaching their full potential size.
What is a limiting factor?
300
Birds pick food from a crocodile's teeth.
What is mutualism?
300
The protein in red blood cells that carries oxygen.
What is hemoglobin?
400
The voltage produced (emphasis put on that) is affected by the propeller pitch.
What is the dependent variable?
400
Organisms of the same ______ can mate and produce fertile offspring.
What is a species?
400
Also called an autotroph.
What is a producer?
400
A tick sucks blood from a dog.
What is parasitism?
400
A gradual change in species over time.
EX: Humans are descended from the same ancestor of African Apes.
What is evolution?
500
Daily Double!
This travels about 1 ft in one-billionth of a second.
What is light?
500
This is made up of all the species that live and interact in an area.
What is a community?
500
This biome acts as a nursery for baby animals.
What is an estuary?
500
Lichen grows on a tree without affecting it.
What is commensalism?
500
This person formed the modern day theory of natural selection.