Leech Biology and Safety Quiz

What was the initial reason for asking to pass the salt?

• To clean the table

• To remove a leech

• To perform a science experiment

• To season the food

What unique feature do leeches have that helps them detect potential hosts?

• Ability to fly

• Venomous bite

• Heat and movement sensors

• Camouflage skin

What is the primary diet of most leech species?

• Tiny creatures and decaying matter

• Fresh fruits

• Human blood

• Insects

How do leeches ensure their host does not feel pain during feeding?

• By releasing an anesthetic

• By numbing the host with cold

• By using a gentle touch

• By singing a lullaby

What is the role of the anti-coagulant secreted by leeches?

• To keep the blood flowing

• To stop the blood flow

• To thicken the blood

• To change the blood color

What is a potential risk of improperly removing a leech?

• The leech might become aggressive

• The leech might multiply

• The leech might explode

• The leech might regurgitate bacteria

What should you use to safely detach a leech?

• A sharp knife

• A clean fingernail or credit card

• A hot iron

• A pair of scissors

What is a rare but possible consequence of a leech bite?

• Immediate healing

• Infection

• Permanent numbness

• Increased strength

What is the purpose of leeches in medical therapy?

• To cause pain

• To improve blood circulation

• To increase blood pressure

• To induce sleep

How many mini brains do leeches have?

• 32

• 20

• 50

• 10