Ecosystems
This is the study of life
What is Biology
I am thousands of years old. I am made of partially decomposed plants and animals.
What is Peat
Why do Taller people and older people have higher rates of cancer.
What is more Cell Division
This president signed the Emancipation Proclamation in 1863
Who is Abraham Lincoln
The value of π (pi) is approximately this number.
What is 3.14
This is the most important part of the ecosystem
What is a KeyStone Species
I increase oxygen in the presence of sunlight and decrease carbon dioxide.
What is plants/photosynthesis
I am a protein that helps protect against cancer by regulating cell divisions and repairing DNA.
What is P53
This attack by Japan on the USA, lead to the USA entering WW2.
What is Pearl Harbor
The area of a rectangle is found by multiplying these two dimensions.
What is length x width
If a population goes below this number the population can increase, if it goes above it the population will decrease.
What is Carrying Capacity
I am the process of providing all living things with energy. I increase Carbon Dioxide and decrease oxygen
What is Cellular Respiration
A nucleotide is the smallest unit of this molecule.
What is DNA
The Watergate scandal led to the resignation of this U.S. president.
Who is Richard Nixon
This is the solution to the equation: 2x + 5 = 15.
What is x=5
This is a species that does not belong in the ecosystem. They usually do harm
What is an invasive species
I am a greenhouse gas that increases temps
I am a single stranded copy of DNA that travels from the nucleus to the Ribosome.
What is mRNA
This 1803 land deal doubled the size of the United States.
What is the Louisiana Purchase
In a right triangle, this theorem states that a2 +b2=c2
What is the Pythagorean Theorem
This is the amount of energy the flows up each level of the food chain
What is 10%
Fires release CO2, this increase Temps, Which increases fires, which releases more CO2. This cycle is known as a
What is a Positive Feedback Loop
I am a protein that separates DNA during the replication process.
What is Helicase
This is the year that the Declaration of Independence was signed
What is 1776
The slope of a line that passes through the points (2, 3) and (4, 7) is this.
What is 2