Family Fun Game 1

The ___ is a muscular organ that pumps blood to the body through blood vessels. 

• vein 
• artery 
• heart
• kidney

Which one of the following is true of enzymes?

• Enzymes are carbohydrates.

• Enzymes slow down chemical reactions.

• Enzymes are chemically changed at the end of the experiment.

• Enzymes help to break down large particles of food into smaller particles.

The connective tissue that connects bones at the joints is ___

• cartilage

• bone

• ligament

• both cartilage and bone

This system is the body's defense against attack.

• Endocrine

• Excretory

• Muscular

• Immune

Which of the following substances is necessary for photosynthesis?

• Soil

• Sugar

• Oxygen

• Carbon dioxide

The ___ is the body system that breaks food down so that it can be used by the body.  

• circulatory system 
• digestive system 
• respiratory system 
• skeletal system

Which of the following statements about fats is true?

• Fats keep us warm.

• Fats cannot be digested.

• Fats prevent constipation.

• Fats repair worn-out tissues.

What's the largest animal in the world?

• The African elephant

• The blue whale

• The hippo

• The rhino

Which animal can live without water for nearly a month?

• A swan

• An elephant

• A lizard

• A camel

Which animal sleeps the most?

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