Science Video Response - Day 5

What is the primary characteristic of a parasite?

• It produces its own food.

• It lives independently without needing a host.

• It lives inside or on another organism and benefits from it.

• It only lives in water.

How can parasites typically enter a new host?

• Only through direct contact.

• By flying into the host's mouth.

• Through contaminated food or water, or direct contact.

• By building a small house inside the host.

What type of illness can parasites cause?

• Air pollution.

• Water and foodborne illness.

• Skin rashes only.

• Headaches only.

What are the two main types of parasites based on their cell structure?

• Large and small.

• Unicellular and multicellular.

• Plant-like and animal-like.

• Fast and slow.

Why are humans considered good hosts for parasites?

• Humans are very clean.

• Humans provide a suitable environment for parasites like viruses and worms.

• Humans are too fast for parasites to catch.

• Humans have strong immune systems that kill all parasites.

What essential things do hosts provide for parasites?

• Entertainment and companionship.

• A place to live, grow, and reproduce.

• Money and transportation.

• Only a temporary resting place.

How do parasites typically harm their hosts?

• By cleaning their internal organs.

• By secreting toxins.

• By singing loudly.

• By building nests.

Why do parasites usually avoid killing their hosts?

• They are friendly creatures.

• They would lose their source of food and shelter.

• They are afraid of humans.

• They prefer to live alone.

Where do parasites prefer to live inside a host's body?

• Only on the skin surface.

• In the hair.

• In tissues and organs like the gastrointestinal tract or blood.

• Inside the bones.

What resources do parasites take from their hosts that can make the host feel unwell?

• Water and oxygen.

• Vitamins and amino acids.

• Hair and nails.

• Thoughts and feelings.