Viruses, Bacteria, Protists, and Fungi

What is an autotroph?

• An organism that obtains energy by making its own food

• An organism that eats other organisms or substances derived from other organisms
• An organism that cannot produce its own food
• An organism that relies on other organisms for food

What is a heterotroph?

• An organism that makes its own food
• An organism that consumes other organisms for food
• An organism that only eats plants
• An organism that only eats meat

What is a decomposer?

• A type of animal that only eats plants
• An organism that breaks down dead or decaying organisms
• A type of plant that only grows in the dark
• A type of bacteria that only lives in hot springs

Are viruses living or nonliving?

• living

• nonliving

What is a tiny, nonliving particle that enters then reproduces inside a living cell?

• fungi

• protist

• virus

• bacteria

Which is NOT a step in viral reproduction?

• Virus latches onto cell and injects genetic material

• The virus splits into 2 viruses through mitosis

• Cell bursts, releasing more of the virus

• Cell makes copies of virus

What unit of measurement id used to measure viruses?

• kilometer (km)

• meter (m)

• decimeter (dm)

• nanometer (nm)

What prevents viruses?

What do you call a substance that consists of pathogens that have been weakened or killed but can still trigger the body to produce chemicals that destroy the pathogens?

• bacteria

• vaccine

• virus

• protist

Are bacteria small?

• yes

• no

• maybe

• lebron james