Periodic Table
Chemistry
Succession
Nitrogen Cycle
Assorted Questions
100
This Element is represented by the letters He.
What is Helium?
100
Protons and Neutrons are found here.
What is the nucleus?
100
The first signs of life in an area that appears lifeless are called.
What are pioneer organisms?
100
nitrogen makes up this much of the earth's atmosphere.
What is 80%?
100
This happens after salmon spawn.
What is they die?
200
The majority of elements in the table of elements are this.
What are metals? (solids is also exceptable)
200
This diagram shows only the valence of electrons as dots.
What is Lewis Dot diagrams?
200
Populations of organisms that sustain themselves over generations, gradually dominating an area are called this.
What is a climax community?
200
Denitrification is carried out by this.
What is decomposers?
200
The movie seen on the field trip was titled this.
What is Earth?
300
The grouping of these elements (Helium,Neon,Argon,Krypton,Xenon and Radon) is known as this.
What are noble gasses?
300
There are this many electrons in a full third orbital.
What is eight
300
The removing of toxins from soil by plants is called this.
What is phytremediation?
300
Animals get most nitrogen by this.
What is eating plants or animals that have eaten plants?
300
The soil with the highest pH value is this.
What is Subsoil?
400
A horizontal row of elements in the table is known as this.
What are periods?
400
This form of bonding creates electrolytes.
What is Ionic bonding?
400
Humus is formed by this.
What is the decomposition of animals?
400
The name of the most common nitrifying bacteria is this.
What is Rhizobia?
400
The smallest particle of matter is known as this.
What is an atom?
500
The elements in group 17 are best known as this.
What are Halogens?
500
The atomic diagram showing all the orbitals is called this.
What is a Bohr model?
500
A community developing after a destructive event such as a forest fire is known as this.
What is secondary succesion?
500
Nitrogen is most commonly known to have an effect on this weather scenario.
What is acid rain.
500
This is always involved in chemical change.
What is energy?
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