Nervous system and senses
Skin and skeletal systems
Respiratory and Circulatory systems
Digestive and excretory systems
Muscles and Reproduction
100

This organ controls all the other parts of the body.

What is the BRAIN?

100

This is the largest organ in the body.

What is the SKIN?

100

The main organs of the respiratory system are the _______. 

What are the LUNGS?

100

This is a long tube that begins in your throat and moves food from the mouth to the stomach.

What is the ESOPHAGUS?

100

Male reproductive cells are made in this organ.

What are the TESTES?

200

Of these, which is NOT a human sense: 

Feel, taste, sweat, hear, see

What is SWEAT?

200

All of the following have exoskeletons EXCEPT:

shrimp; spider;  mongoose;  spiny lobster


What is a MONGOOSE?

200

The _______ is a muscular organ that pumps blood throughout your body. 

What is the HEART?

200

This organ mixes with acidic juices to break down nutrients and make food liquid. 

What is the STOMACH?

200

Insects lay eggs that hatch into THESE.

What are LARVAE

300

Of these, this is the only one that is a sensory organ:

skin, skeleton, heart, spinal cord

What is SKIN?

300

Human skin produces sweat. What process (HINT: Think of the water cycle) keeps the body cool?

What is evaporation?

300

Spiders have THESE structures that bring oxygen to the spider's blood?

What are BOOK LUNGS?

300

This organ regulates blood sugar and breaks down fats and proteins to help with digestion. 

What is the PANCREAS?

300
These are body parts that work in pairs to help your body move. 

What are MUSCLES?

400
This is used by moths to "smell" the world around them? 

What is ANTENNAE?

400

All of the following are functions of our skeleton EXCEPT: 

Support; help movement; regulate temperature; protect internal organs

What REGULATE TEMPERATURE?

400

This system brings in oxygen for the body to use and releases carbon dioxide as a waste product.

What is the RESPIRATORY system?

400

This organ filters wastes and byproducts? (there are two of them)

What are the KIDNEYS?

400

This organ that pumps blood, is one type of muscle.

What is the HEART?

500

THIS animal has eyes on the end of stalks that can sense light and dark. 

What is a SNAIL?

500

Of the following numbers, this is the accurate amount that human skin measures (in square feet)? 10, 20, 30, or 40?

What is 20 square feet long?

500

Plants bring air into their bodies using structures called THESE. 

What are STOMATA?

500

This organ absorbs(soaks up) water and minerals and leaves only waste left. It is the "finisher". 

What is the LARGE INTESTINE?

500
The beating of your heart is THIS type of movement?

What is INVOLUNTARY?