Single Cell Organisms

Which of these is a single celled organism?

• Ant

• Paranoid

• Amoeba

• Cillia

Tags

NGSS.MS-LS1-1

Unicellular means...

• having one cell
• having more than once cell
• riding a unicycle
• having less than one cell

Every plant and animal starts out as a single cell. This one cell divides and multiples to form a more complex multicellular organism.

• true
• false

Tags

NGSS.MS-LS1-1

Which best explains how a single-celled organism can survive without other cells?

• They do not need to perform more than one function to survive.
• They are able to perform all necessary functions within one cell.
• They do not need any substance from outside of the cell.

Tags

NGSS.MS-LS1-2

Logan is comparing the characteristics of different types of organisms. Which best describes a difference between insects and bacteria?

• Insects are made of one cell, while bacteria are made of many cells.
• Insects require energy to perform life functions while bacteria do not.
• Bacteria are made of one cell, while insects are made of many cells.
• Bacteria require energy to perform life functions while insects do not.

Tags

NGSS.MS-LS1-1

Which organism is best classified as a single-celled organism?

• grasshopper
• bacteria
• pine needle
• mole

Tags

NGSS.MS-LS1-1

How are multicellular and unicellular organisms different?

• Multicellular organisms have more than one cell and are smaller than unicellular organisms.
• Unicellular organisms have more than one cell and are larger than multicellular organisms.
• Unicellular organisms have one cell and are smaller than multicellular organisms.
• Multicellular organisms have one cell and are larger than unicellular organisms.

Tags

NGSS.MS-LS1-1

Needs to eat or obtain food for energy

• Single Celled
• Multi Cellular
• All Cells

Tags

NGSS.MS-LS1-6

NGSS.MS-LS1-7

NGSS.MS-LS2-3

Needs to get rid of waste

• Single Celled
• Multi-Cellular
• All Cells

Not considered a plant or animal

• Single Celled
• Multi-Cellular
• All Cells