Biology
Inner Planets
Chemistry
Environment
Math
100
An organism that is killed and consumed by a predator.
What is prey?
100
The first planet from the Sun.
What is Mercury?
100
A positively charged particle in the nucleus of an atom.
What is a proton?
100
The sum total of all the living and nonliving things around us.
What is environment?
100
The square root of 81.
What is 9?
200
A group of organisms of the same species that live in the same area.
What is a population?
200
The second planet from the Sun.
What is Venus?
200
The chemical element with eight protons that is produced by photosynthesis.
What is oxygen?
200
The environmental impact of a person or population.
What is ecological footprint?
200
The square root of 225.
What is 15?
300
A macromolecule made up of long chains of amino acids.
What is a protein?
300
The third planet from the Sun.
What is Earth?
300
Standard table in chemistry that summarizes information on the elements.
What is the periodic table of the elements?
300
The environment where a specific organism lives.
What is habitat?
300
The square root of 36 plus the square root of 16.
What is 10?
400
An organism that consumes producers and feeds at the second trophic level.
What is a primary consumer?
400
The fourth planet from the Sun.
What is Mars?
400
The process by which autotrophs produce their own food.
What is photosynthesis?
400
An organism's way of life.
What is the niche?
400
The square root of 81 divided by the square root of 9.
What is 3?
500
An organism that extracts nourishment or some other benefit from the host.
What is a parasite?
500
The only planet in our solar system that sustains life.
What is Earth?
500
A chemical substance with a given set of properties, which cannot be brocken down into substances with other properties.
What is an element?
500
The maximum population size the environment can sustain.
What is the carrying capacity?
500
The square root of 169.
What is 13?
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