7th LS Characteristics of Life 3.1

Open Ended

How do you know if something is alive?

Multiple Choice

Which option shows the levels of organization in order?

• Cell, Tissue, Organ, Organ System

• Organ, Tissue, Organ System, Cell

• Tissue, Organ System, Cell, Organ

• Organ System, Cell, Tissue, Organ

Multiple Choice

Plants get their energy

• eating other organisms

• from the Sun

Multiple Choice

Animals get their energy

• eating other organisms

• from the Sun

Multiple Choice

Plants are considered ____________ (autotrophs)

• self-feeders

• other-feeders

Multiple Choice

Animals are considered ____________ (heterotrophs)

• self-feeders

• other-feeders

Multiple Choice

Oxygen gas is needed by cells to release the energy in food.

• An animal breathes gas in, and blood carries gas to cells.

• Blood carries gas to the lungs, where it can be breathed out.

• Tiny openings on plant leaves allow gas in.

Multiple Choice

Carbon dioxide is produced by cells as a waste.

• An animal breathes gas in, and blood carries gas to cells.

• Blood carries gas to the lungs, where it can be breathed out.

• Tiny openings on plant leaves allow gas in.

Multiple Choice

Carbon dioxide is needed by cells to make sugars.

• An animal breathes gas in, and blood carries gas to cells.

• Blood carries gas to the lungs, where it can be breathed out.

• Tiny openings on plant leaves allow gas in.

Multiple Choice

A tree drops its leaves in November.

• Stimulus

• Response

Multiple Choice

The temperature of the environment rises during the day.

• Stimulus

• Response

Multiple Choice

A bird flies away from a cat.

• Stimulus

• Response

Multiple Choice

A rock makes a loud sound as it falls down a cliff.

• Stimulus

• Response