Animal and Plant Systems

What is the level of organization?

• cell

• organ

• organ system

• tissue

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

NGSS.MS-LS1-3

The job of the heart is to . . .

• pump blood around the body.

• send food to the small intestines.

• break down food.

• give energy to the body.

Which gas is transported by the circulatory system in humans and is used by cells during respiration to release energy stored in food?

• carbon dioxide

• nitrogen

• hydrogen

• oxygen

Tags

NGSS.MS-LS1-3

The diagrams show models of the circulatory systems of a fish and frog.

A student compared these diagrams. The student found that each of these organisms had a heart to pump blood. Which statement is supported by the student’s findings?

• Some organisms are composed of one cell, while others are multicellular.

• Many multicellular animals have similar organs and specialized systems.

• The circulatory system in most organisms removes solid wastes from their bodies.

• All animals have identical circulatory systems.

Tags

NGSS.MS-LS4-2

What connects the larynx to the lungs?

• trachea

• pharynx

• nasal cavity

• diaphragm

What is the function of the respiratory system?

• removes wastes from the body

• provide us with oxygen and remove carbon dioxide

• breaks down food for nutrients for the body

• provides movement for the body

What organ does oxygen begin to enter the blood stream?

• nasal cavity

• lungs

• bronchioles

• alveoli

The two narrower tubes branching from the trachea that leads into the lungs

• nose

• bronchi

• lungs

• alveoli

When we breathe in, oxygen goes into our lungs. The Lungs are part of the:

• Muscular System

• Respiratory System

• Circulatory System

• Digestive System

Anything that can perform life processes by itself is a/an

• cell

• organ

• organism

• organ system

Tags

NGSS.MS-LS1-1