Micro

Most microorganisms cannot be seen without a...

• microscope

• magnifying lens

• telescope

• x-ray machine

Which is a true statement?

• All microorganisms are harmful.

• All microorganisms are beneficial.

• Some microorganisms are harmful while others are beneficial.

• Microorganisms are beneficial only to humans.

The smallest microorganism on earth is known as  _____________

• a virus

• bacteria

• algae

• fungi

When a disease-carrying microbe enters

our body, the body produces _____________

to fight the invader

• antibiotics

• antigen

• antibodies

• antiseptic

When using a microscope, you focus on a new specimen by always beginning with

• low power and coarse adjustment.

• low power and fine adjustment

• high power and coarse adjustment

• high power and fine adjustment

What is a microbe?

• Virus

• Bacteria

• Fungus

• Virus, bacteria and fungus

Most microorganisms cannot be seen without a...

• microscope

• magnifying lens

• telescope

• x-ray machine

Which is a true statement?

• All microorganisms are harmful.

• All microorganisms are beneficial.

• Some microorganisms are harmful while others are beneficial.

• Microorganisms are beneficial only to humans.

The smallest microorganism on earth is known as

• a virus

• bacteria

• algae

• fungi

When a disease-carrying microbe enters our body, the body produces

• antibiotics

• antigen

• antibodies

• antiseptic