Q2 Benchmark Review

Front

What is the order of organization in an organism from least to most complex?

Back

cells-tissues-organs-systems

Front

What happens to the total mass of reactants at the end of a chemical reaction?

Back

The mass is the same.

Front

What is the left side of a chemical equation called?

Back

Reactants

Front

How many electrons can fit on the 1st energy level (orbital) in a Bohr Model?

Back

2

Front

What is a pure substance made of only one kind of atom called?

Back

Element.

Front

Define 'cell'.

Back

The basic unit of life that makes up all living organisms.

Front

What is a 'tissue'?

Back

A group of similar cells that work together to perform a specific function.

Front

What is an 'organ'?

Back

A structure made up of different types of tissues that work together to perform a specific function.

Front

What is a 'system' in biological terms?

Back

A group of organs that work together to perform complex functions.

Front

What is the law of conservation of mass?

Back

Mass is neither created nor destroyed in a chemical reaction.