Sc8 Biology Part 2

Organisms that require magnification to be seen are called:

• miniorganisms

• macrobes

• microbes

• germs

Examples of microbes include:

• viruses

• bacteria

• algae

• all of these

Viruses are generally considered to be non-living because:

• they contain enzymes

• they contain genetic material

• they display diversity

• they cannot reproduce on their own

Viruses require _____ to reproduce

• A host cell

• another virus

• DNA

• mutations

Which of the following is a prokaryotic microbe?

• bacteria

• protists

• fungi

• protozoa

Which of the following microbes does NOT have a nucleus?

• viruses

• bacteria

• archaea

• all of these

Which of the following are eukaryotic microbes?

• bacteria

• archaea

• yeasts

• viruses

Which of the following are plant-like microbes?

• algae

• protozoa

• yeasts

• molds

Which of the following is a POSITIVE interaction between humans and microbes?

• microbes cause Infectious diseases

• microbes cause food spoilage

• microbes produce toxins

• microbes are used to clean up oil spills

Which of the following is a NEGATIVE interaction between humans and microbes?

• microbes are used to make foods such as yogurt

• microbes are used to manufacture medicines

• microbes are used to clean up oil spills

• microbes cause food spoilage