STAAR Review

The breakdown of food into small molecules, which are then absorbed into the body is the main function of which body system.

• integumentary system

• digestive system

• excretory system

• endocrine system

This system provides the structural support for the human body and protects our organs.

• digestive system

• respiratory system

• skeletal system

• muscular system

What body system is for support, protection, and creates new blood cells?

• skeletal system

• muscular system

• circulatory system

• integumentary system

What is the primary function of the chloroplasts in plant cells?

• To break down sugar molecules to release energy

• To store water and nutrients

• To capture light energy and convert it into chemical energy

• To control the entry and exit of substances in and out of the cell

Tags

NGSS.MS-LS1-6

Which of the following is a chemical change?

• Dissolving salt in water

• Boiling water

• Burning wood

• Melting ice

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What is the term for the movement of particles from an area of higher concentration to an area of lower concentration?

• Osmosis

• Diffusion

• Active transport

• Endocytosis

What is the term for the amount of matter in an object?

• Weight

• Density

• Mass

• Volume

What type of symbiotic relationship benefits one organism without harming the other?

• Mutualism

• Commensalism

• Parasitism

• Predation

The main function of this system is to-

• support the body and protect internal organs

• body movement

• fights bacteria and viruses

• transports oxygen and nutrients

Tags

NGSS.MS-LS1-3

Chewing food is an example of _____________.

• chemical digestion

• mechanical digestion