Biological Vectors Quiz

What is the primary role of a biological vector?

• To provide nutrients to organisms

• To produce oxygen

• To carry and spread infectious diseases

• To act as a habitat for parasites

Which insect is known for spreading malaria?

• Mosquito

• Bee

• Housefly

• Butterfly

Which of the following is NOT an arthropod that acts as a biological vector?

• Flea

• Spider

• Tick

• Aphid

How do aphids transmit plant diseases?

• By injecting saliva into the plant

• By eating the plant leaves

• By laying eggs on the plant

• By blocking sunlight from the plant

What is a natural method to control biological vectors?

• Using chemical pesticides

• Genetically modifying plants

• Introducing natural predators

• Burning infected areas