Characteristics of Living Things

What is the correct order of organization in living things from simplest to most complex?

• Cells -> organs -> tissues -> organ systems -> organism

• Cells -> tissues -> organs -> organ systems -> organism

• Tissues -> cells -> organs -> organ systems -> organism

• Organ systems -> organs -> tissues -> cells -> organism

Organisms can either be unicellular or ________________?

• Monocellular

• Tricellular

• Multicellular.

Tags

CCSS.RI.6.3

CCSS.RI.6.5

CCSS.RI.7.3

CCSS.RI.7.5

CCSS.RI.8.3

Which of the following is NOT a level of organization shown in the diagram?

• Cell

• Tissue

• Organ

• Population

Which level of organization is responsible for forming systems?

• Cells

• Tissues

• Organs

• Organisms

What is a stimulus?

• A reaction to a change

• Anything that causes some change in an organism

• The ability to maintain conditions

• A type of organism

What is homeostasis?

• Reaction to a stimulus

• A change in an organism

• Anything that causes some change in an organism

• An organism's ability to maintain the proper conditions inside

How do plants obtain energy?

• Indirectly

• From animals

• Directly from the sun

• From water

What must most living things take in to make energy?

_________ + _________= ENERGY

• Water and sunlight

• Food and water

• Food and oxygen

• Sunlight and oxygen

What is the equation for energy in living things?

• Food + Water = ENERGY

• Food + Sunlight = ENERGY

• Food + Oxygen = ENERGY

• Water + Oxygen = ENERGY

Which of the following organisms has the longest life span mentioned in the document?

• Mayfly

• Land tortoise

• Human

• Dog