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100

A neutral organic compound containing carbon, hydrogen and oxygen.

What is a carbohydrate.

100

The substance in a solution that does the dissolving.

What is the solvent?

100

A measure of how much acidic or basic a solution is.

What is pH?

100

A single celled organism that does not have a nucleus.

What is a prokaryote?

100

The organelle that makes up proteins.

What are ribosomes?

100

The transfer of energy as electromagnetic waves.

What is radiation?

200

Molecules composed of the same repeating small groups of atoms joined together in long chains.

What are polymers?

200

Increases the number of positively charged ions when dissolved in water.

What is a base?

200

Cellular respiration occurs in this organelle.

What is mitochondria?

200

The organelle in which photosynthesis takes place.

What is the chloroplast?

200

The genetic material of all cells.

What is DNA?

200

The amount of water vapor in the air.

What is humidity?

300

A change that affects the nucleus of an atom.

What is a nuclear reaction?

300

A base, a sugar and a phosphate group make this building block of DNA.

What is a nucleotide?

300

A change in the number, type, or order of bases on a piece of DNA.

What is a mutation?

300

The maintenance of a constant internal state in a changing environment.

What is homeostasis?

300

A body of rock or sediment that stores ground water and allows it to flow.

What is an aquifer?

300

The property that holds molecules of different substances together.

What is adhesion?

400

Atoms with the same number of protons but different number of neutrons.

What are isotopes?

400

The property that holds molecules of the same substance together.

What is cohesion?

400

When solid water changes directly into water vapor.

What is sublimation?

400

A narrow depression in the deep ocean basin.

What is an ocean trench?

400

A series of waves that form when a large volume of water is suddenly moved up or down.

What is a tsunami?

400

A nuclear reaction in which an unstable nucleus can give off energy and sometimes particles.

What is radioactive decay?

500

The deflection of moving objects from a straight path due to the Earth's rotation.

What is the coriolis effect?

500

A movement of water that results from density differences.

What are ocean currents?

500

The total kinetic energy of particles.

What is thermal energy?

500

A chemical reaction that requires an input of energy.

What is an endothermic reaction?

500

A graphic used to predict the possible genotypes of offspring.

What is a Punnett square>

500

During this, the parent organism splits into two, producing two new cells.

What is binary fission?