7th grade Science Q2 Assessment Review

Front

What is the smallest unit of life?

Back

A cell is the smallest unit of life, capable of performing all life processes.

Front

What system protects the body and regulates body temperature?

Back

The integumentary system, which includes skin, hair, and nails, protects the body and helps regulate temperature.

Front

What is an individual living thing that can react to stimuli and reproduce?

Back

An organism is an individual living thing that can respond to its environment and reproduce.

Front

What molecule carries genetic instructions in living organisms?

Back

DNA (deoxyribonucleic acid) carries the genetic instructions for life.

Front

Which body system controls and coordinates body activities through nerve impulses?

Back

The nervous system controls and coordinates body activities through the transmission of nerve impulses.

Front

What is the function of the skeletal system?

Back

The skeletal system provides structure, support, and protection for the body, and facilitates movement.

Front

What is homeostasis?

Back

Homeostasis is the process by which living organisms maintain a stable internal environment despite changes in external conditions.

Front

What is the role of the muscular system?

Back

The muscular system enables movement of the body and maintains posture through the contraction of muscles.

Front

What is a tissue?

Back

A tissue is a group of similar cells that work together to perform a specific function.

Front

What is an organ?

Back

An organ is a structure made up of different types of tissues that work together to perform a specific function.