What is a defining characteristic of protozoa?

• They live externally on their hosts.

• They are always found in dry environments.

• They are microscopic single-celled organisms.

• They are large enough to be seen with the naked eye.

Which of the following is an example of a helminth?

• Flea

• Tapeworm

• Lice

• Plasmodium

How are plasmodium parasites primarily spread?

• Through contaminated water

• By direct contact with an infected person

• Via the bites of female Anopheles mosquitoes

• Through ingestion of undercooked meat

What is a common symptom of a parasitic infection?

• High fever

• Unexplained rashes

• Sudden weight gain

• Increased appetite

Which practice is recommended to prevent parasitic infections?

• Keeping surroundings untidy

• Eating raw fish regularly

• Avoiding handwashing before meals

• Consuming only home-cooked meals