Characteristics of Life
Classifying Organisms
Scientists
Microscopes
Misc
100

This characteristic describes changes in organisms, such as a caterpillar becoming a butterfly.

What is growth and development?

100

Aristotle classified an organism as an animal based on these three traits.

What are red blood, environment, size and  shape?

100

This scientist invented the first microscope.

Who is Anton van Leeuwenhoek?

100

This microscope uses light to magnify the image of an object.

What is a light microscope?

100

This describes types of organisms, such as bacteria, that have only one cell.

What is unicellular?

200

This characteristic relates to how organisms react to stimuli.

What is response or respond?

200

The system of classification used by scientists today is called.

What is systematics?

200

This scientist classified organisms into two main groups, plants and animals.

Who was Aristotle?

200

This microscope has to use a magnetic field to fire a beam of particles through an object to magnify its image.

What is an electron microscope?

200

This is the ability of an organism to maintain stable internal conditions.

What is homeostasis?

300

This characteristic describes if an organism can produce offspring.

What is reproduction?

300

This scientific naming system uses a two word name for organisms based on genus and species.

What is binomial nomenclature?

300

This scientist created the naming system for organisms that is still used today.

Who is Carolus Linnaeus?

300

This microscope uses multiple lenses to magnify an image of an object.

What is an compound microscope?

300

These organisms have two or more cells, and some can even have trillions of cells.

What are multicellular organisms?

400

This characteristic describes how an organism gets food and breaks it down.

What is using energy?

400

This tool uses pairs of descriptive sentences to help scientists identify unknown organisms.

What is a dichotomous key?

400

Using the microscope, this scientist was the first to discover and name cells.

Who is Robert Hooke?

400

This characteristic of a microscope measures how clear an image appears.

What is resolution?

400

These groups of organisms have similar traits and are able to produce fertile offspring.

What are species?

500

All living organisms share these traits.

What are the characteristics of life?

500

This tool is a branched diagram that shows relationships among organisms.

What is a cladogram?

500

This scientist created the five kingdom classification system.

Who is Robert Whittaker?

500

Living organisms cannot be viewed using this type of microscope.

What is an electron microscope?

500

This is a group of similar species.

What is genus?