The Cells
Levels of Organization
Branches of Biology
Ecology Basics
Parts of the Cells
100

This is the basic unit of life.

What is a cell?

100

This is the smallest level of organization in the human body.

What is a cell?

100

This branch studies plants.

What is botany?

100

All the members of one species in an area.

What is a population?

100

Powerhouse of the cell; produces energy

What is mitochondria?

200

These are the two main types of cells.

What are prokaryotic and eukaryotic cells?

200

A group of similar cells working together

What is a tissue?

200

This branch focuses on animals.

What is zoology?

200

A group of populations living and interacting in an area.

What is a community?

200

It is the brain of the cell. It tells the cell what to do and holds the cell's instructions (called DNA).

What is nucleus?

300

This organelle is known as the powerhouse of the cell.

What is the mitochondrion? or What is Mitochondria?

300

This level is made up of different tissues performing a function.

What is an Organ?

300

This branch deals with heredity and genes.

What is genetics?

300

A community plus its non-living environment.

What is an ecosystem?

300

It is a tiny part that make proteins

What is Ribosomes?

400

This part of the cell controls all activities.

What is the nucleus?

400

Several organs working together form this.

What is an organ system?

400

This field studies the interaction of organisms with their environment.

What is ecology?

400

An organism that makes its own food.

What is a producer?

400

A storage spaces. They hold water, food, or waste.

What is Vacuoles?

500

These structures help in protein synthesis.

What are ribosomes?

500

The highest level of organization in living things.

What is an organism?

500

The study of microscopic organisms falls under this branch.

What is microbiology?

500

An organism that breaks down dead matter.

What is a decomposer?

500

It is green and helps the plant make its own food using sunlight.

What is chloroplast?