Food Pyramid
Cycles
Relationships between animals
Chemical Compounds
100

The first trophic level of the food pyramid

What are Producers?
100
ANy complete round or series of occurrences that repeats or is repeated

What is a cycle?

100

Both species benefit

What is Mutualism?

100

When atoms share electrons

What is covalent? 

200

Recycles Nutrients

What are decomposers?
200

Conversion of a solid into a gas with no liquid phase

What is Sublimation?

200

A predator kills and consumes another living thing

What is True Predation?

200

When electrons are transferred between atoms

What is Ionic?
300

Diagram showing energy transfer between organisms

What is a food chain?

300
Carbon is one of the most common elements in living things

What is the importance of the carbon cycle?

300

group of organisms that can breed and have fertile offspring

What is a species?

300
Chemical compounds that contains carbon

What is organic?

400

Each step in a food chain

What is a Trophic level?

400

Nitrogen is essential for biological molecules

What is the importance of the Nitrogen cycle?

400
When two or more organisms require the same limited source 

What is competition?

400

Large organic molecules

What are Macromolecules?

500

5th level of the food pyramid

What is Apex?

500
Water is soaked into the roots and up through the plant; evaporates through tiny openings called stomata

What is evapotranspiration?

500

The total variety of organisms that live in the Biosphere

What is Biodiversity?

500

Building blocks of DNA

What is Nucleic Acid?