unicellular and multicellular organism

Basic unit of life

• Cell
• Tissue
• Organ
• Organ System

Multicellular Organisms

• Made of 1 cell
• Made of more than 1 cell

5. Based on this image is the Euglena multicellular or unicellular?

• 1. Multicellular
• 2. Unicellular

The majority of living organisms on Earth can be classified as _______.

• multicellular

• unicellular

• mammals

• insects

When a daphnia (water flea) gives birth to offspring, which characteristic of life is being shown?

• ability to reproduce

• adapt to environment

• cells need energy

• organization

Is composed of a single cell

• Unicellular

• Multicellular

• Both

Which best describes the main job of most cells in multicellular organisms?

• Cells work to keep themselves alive.
• Cells work to keep the organism alive.
• Cells work to release needed materials.
• Cells work to store unneeded materials.

Which organism performs all life processes in one cell?

• grass
• bacteria
• mushroom
• butterfly

Which best describes a multi-celled organism?

• basic
• simple
• uniform
• complex

How are single-celled organisms and multi-celled organisms similar?

• Both need food for energy and growth.
• Both have a skeletal system for support.
• Both require the interaction of many cells to survive.
• Both are able to carry out all life functions in only one cell.