General knowledge quiz

Which of the following objects is a conductor of electricity?

• Wooden Toothpick

• Ten pence piece

• Plastic Spoon

• Rubber

What substance or chemical is in your mouth to help soften food and begin carbohydrate digestion?

• Saliva

• Water

• Blood

• Bile

Which was once a planet, but is now renamed a dwarf planet?

• Earth

• Pluto

• Moon

• Saturn

In humans, what is the only internal organ capable of regenerating lost tissue?

• Pancreas
• Arteries
• Stomach
• Liver

What is the name for trees that never lose their leaves?

• Evergreen
• Birch
• Ash
• Maple

Approximately 2% of all people have what eye color?

• Red
• Violet
• Green
• Blue

What is the colored part of your eye called?

• Cornea
• Pupil
• Iris
• Retina

Which human system do you see in the image?

• digestive system

• respiratory system

• circulatory system

• nervous system

Which organ pumps blood around the body?

• liver

• brain

• heart

• stomach

How many bones are in the human body?

• 200
• 602
• 206
• 106