Which of the following is the correct order of organization in living things from most basic (simple) to most complex?

• a.  Organism, cell, tissue, organ, organ system
• a.  Organ system, organ, tissue, cell, organism
• a.  Cell, tissue, organ, organ system, organism
• a.  Cell, organ, tissue, organ, organism, organ system

Tags

NGSS.HS-LS1-2

A structure made up of different types of tissue and performs a specific job.

• cells

• tissue

• organ

• organ system

A group of similar cells that perform the same function.

• tissue
• organelle
• mass
• tendon

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-3

A group of organs that work together to perform a major function is an organ

• system
• column
• bank
• stack

Tags

NGSS.MS-LS1-3

Which system breaks down food?

• digestive

• circulatory

• respiratory

• immune

Answer explanation

The digestive system breaks down food.

The endocrine system is responsible for

• breathing

• hormones

• blood circulation

• nerves

Answer explanation

The endocrine system is responsible for hormones, including those that make babies.

The heart pumps blood through this system.

• respiratory

• endocrine

• immune

• circulatory

Answer explanation

The heart pumps blood through the circulatory system.

Tags

NGSS.MS-LS1-3

Which system senses pain and sends signals to the brain and spinal cord?

• immune

• excretory

• nervous

• circulatory

Answer explanation

The nervous system senses pain and sends signals to the brain and spinal cord.

The system that recognizes and attacks foreign substances is known as the 

• integumentary system 
• immune system 
• digestive system 
• nervous system 

What type of feedback loop is shown?

• negative
• neutral 
• positive

Tags

NGSS.HS-LS1-3